CVE-2025-21673
CVE-2025-21673 · smb: client: fix double free of TCP_Server_Info::hostname
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This page shows selected source facts. See the linked advisories for the complete description and affected versions.
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double free of TCP_Server_Info::hostname When shutting down the server in cifs_put_tcp_session(), cifsd thread might be reconnecting to multiple DFS targets before it realizes it should exit the loop, so @server->hostname can't be freed as long as cifsd thread isn't done. Otherwise the following can happen: RIP: 0010:__slab_free+0x223/0x3c0 Code: 5e 41 5f c3 cc cc cc cc 4c 89 de 4c 89 cf 44 89 44 24 08 4c 89 1c 24 e8 fb cf 8e 00 44 8b 44 24 08 4c 8b 1c 24 e9 5f fe ff ff <0f> 0b 41 f7 45 08 00 0d 21 00 0f 85 2d ff ff ff e9 1f ff ff ff 80 RSP: 0018:ffffb26180dbfd08 EFLAGS: 00010246 RAX: ffff8ea34728e510 RBX: ffff8ea34728e500 RCX: 0000000000800068 RDX: 0000000000800068 RSI: 0000000000000000 RDI: ffff8ea340042400 RBP: ffffe112041ca380 R08: 0000000000000001 R09: 0000000000000000 R10: 6170732e31303000 R11: 70726f632e786563 R12: ffff8ea34728e500 R13: ffff8ea340042400 R14: ffff8ea34728e500 R15: 0000000000800068 FS: 0000000000000000(0000) GS:ffff8ea66fd80000(0000) 000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc25376080 CR3: 000000012a2ba001 CR4: PKRU: 55555554 Call Trace: <TASK> ? show_trace_log_lvl+0x1c4/0x2df ? show_trace_log_lvl+0x1c4/0x2df ? __reconnect_target_unlocked+0x3e/0x160 [cifs] ? __die_body.cold+0x8/0xd ? die+0x2b/0x50 ? do_trap+0xce/0x120 ? __slab_free+0x223/0x3c0 ? do_error_trap+0x65/0x80 ? __slab_free+0x223/0x3c0 ? exc_invalid_op+0x4e/0x70 ? __slab_free+0x223/0x3c0 ? asm_exc_invalid_op+0x16/0x20 ? __slab_free+0x223/0x3c0 ? extract_hostname+0x5c/0xa0 [cifs] ? extract_hostname+0x5c/0xa0 [cifs] ? __kmalloc+0x4b/0x140 __reconnect_target_unlocked+0x3e/0x160 [cifs] reconnect_dfs_server+0x145/0x430 [cifs] cifs_handle_standard+0x1ad/0x1d0 [cifs] cifs_demultiplex_thread+0x592/0x730 [cifs] ? __pfx_cifs_demultiplex_thread+0x10/0x10 [cifs] kthread+0xdd/0x100 ? __pfx_kthread+0x10/0x10 ret_from_fork+0x29/0x50 </TASK>
CVSS 9.8 · Critical · EPSS 0.4% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
linux
- Versions
- ≥ 7be3248f313930ff3d3436d4e9ddbe9fccc1f541, < 35455f6c9326a8d10e91f3d5ba9260ab795b7d9a: Affected (git)
- ≥ 7be3248f313930ff3d3436d4e9ddbe9fccc1f541, < 1ea68070338518a1d31ce71e6abfe1b30001b27a: Affected (git)
- ≥ 7be3248f313930ff3d3436d4e9ddbe9fccc1f541, < a2be5f2ba34d0c6d5ef2624b24e3d852561fcd6a: Affected (git)
- ≥ 7be3248f313930ff3d3436d4e9ddbe9fccc1f541, < fa2f9906a7b333ba757a7dbae0713d8a5396186e: Affected (git)
- 49f933bb3016269dc50074eac5f6033d127644f1: Affected (git)
- 1c35a216ef77db708178ca225d796271f2f60a7a: Affected (git)
- ≥ 5.14.19, < 5.15: Affected (semver)
- ≥ 5.15.3, < 5.16: Affected (semver)
Update to 5.15; Update to 5.16
linux
- Versions
- 5.16: Affected
- ≥ 0, < 5.16: Not affected (semver)
- ≥ 6.1.191, ≤ 6.1.*: Not affected (semver)
- ≥ 6.6.74, ≤ 6.6.*: Not affected (semver)
- ≥ 6.12.11, ≤ 6.12.*: Not affected (semver)
- ≥ 6.13: Not affected (original_commit_for_fix)
No fix published
linux Debian:12
- Versions
- 6.1.106-1
- 6.1.106-2
- 6.1.106-3
- 6.1.112-1
- 6.1.115-1
- 6.1.119-1
- 6.1.123-1
- 6.1.124-1
- 6.1.128-1
- 6.1.129-1
- 6.1.133-1
- 6.1.135-1
- 6.1.137-1
- 6.1.139-1
- 6.1.140-1
- 6.1.147-1
- 6.1.148-1
- 6.1.153-1
- 6.1.158-1
- 6.1.159-1
- 6.1.162-1
- 6.1.164-1
- 6.1.170-1
- 6.1.170-2
- 6.1.170-3
- 6.1.172-1
- 6.1.174-1
- 6.1.176-1
- 6.1.177-1
- 6.1.180-1
- 6.1.187-1
- 6.1.190-1
- 6.1.27-1
- 6.1.37-1
- 6.1.38-1
- 6.1.38-2
- 6.1.38-2~bpo11+1
- 6.1.38-3
- 6.1.38-4
- 6.1.38-4~bpo11+1
- 6.1.52-1
- 6.1.55-1
- 6.1.55-1~bpo11+1
- 6.1.64-1
- 6.1.66-1
- 6.1.67-1
- 6.1.69-1
- 6.1.69-1~bpo11+1
- 6.1.76-1
- 6.1.76-1~bpo11+1
- 6.1.82-1
- 6.1.85-1
- 6.1.90-1
- 6.1.90-1~bpo11+1
- 6.1.94-1
- 6.1.94-1~bpo11+1
- 6.1.98-1
- 6.1.99-1
- 6.10-1~exp1
- 6.10.1-1~exp1
- 6.10.11-1
- 6.10.11-1~bpo12+1
- 6.10.12-1
- 6.10.3-1
- 6.10.4-1
- 6.10.6-1
- 6.10.6-1~bpo12+1
- 6.10.7-1
- 6.10.9-1
- 6.11-1~exp1
- 6.11.10-1
- 6.11.10-1~bpo12+1
- 6.11.2-1
- 6.11.4-1
- 6.11.5-1
- 6.11.5-1~bpo12+1
- 6.11.6-1
- 6.11.7-1
- 6.11.9-1
- 6.11~rc4-1~exp1
- 6.11~rc5-1~exp1
- 6.12.10-1
- 6.12.100-1
- 6.12.101-1
- 6.12.105-1
- 6.12.107-1
- 6.12.11-1
- 6.12.11-1+alpha
- 6.12.11-1+alpha.1
- 6.12.111-1
- 6.12.113-1
- 6.12.12-1
- 6.12.12-1~bpo12+1
- 6.12.13-1
- 6.12.15-1
- 6.12.16-1
- 6.12.17-1
- 6.12.19-1
- 6.12.20-1
- 6.12.21-1
- 6.12.22-1
- 6.12.22-1~bpo12+1
- 6.12.25-1
- 6.12.27-1
- 6.12.27-1~bpo12+1
- 6.12.29-1
- 6.12.3-1
- 6.12.30-1
- 6.12.30-1~bpo12+1
- 6.12.31-1
- 6.12.32-1
- 6.12.32-1~bpo12+1
- 6.12.33-1
- 6.12.33-1~bpo12+1
- 6.12.35-1
- 6.12.35-1~bpo12+1
- 6.12.37-1
- 6.12.38-1
- 6.12.38-1~bpo12+1
- 6.12.41-1
- 6.12.43-1
- 6.12.43-1~bpo12+1
- 6.12.48-1
- 6.12.5-1
- 6.12.57-1
- 6.12.57-1~bpo12+1
- 6.12.6-1
- 6.12.63-1
- 6.12.63-1~bpo12+1
- 6.12.69-1
- 6.12.69-1~bpo12+1
- 6.12.73-1
- 6.12.73-1~bpo12+1
- 6.12.74-1
- 6.12.74-2
- 6.12.74-2~bpo12+1
- 6.12.8-1
- 6.12.85-1
- 6.12.85-1~bpo12+1
- 6.12.86-1
- 6.12.86-1~bpo12+1
- 6.12.88-1
- 6.12.88-1~bpo12+1
- 6.12.9-1
- 6.12.9-1+alpha
- 6.12.9-1~bpo12+1
- 6.12.90-1
- 6.12.90-1~bpo12+1
- 6.12.90-2
- 6.12.90-2~bpo12+1
- 6.12.94-1
- 6.12.94-1~bpo12+1
- 6.12.95-1
- 6.12.95-1~bpo12+1
- 6.12.96-1
- 6.12~rc6-1~exp1
- 6.13.10-1~exp1
- 6.13.11-1~exp1
- 6.13.2-1~exp1
- 6.13.3-1~exp1
- 6.13.4-1~exp1
- 6.13.5-1~exp1
- 6.13.6-1~exp1
- 6.13.7-1~exp1
- 6.13.8-1~exp1
- 6.13.9-1~exp1
- 6.13~rc6-1~exp1
- 6.13~rc7-1~exp1
- 6.14.3-1~exp1
- 6.14.5-1~exp1
- 6.14.6-1~exp1
- 6.15-1~exp1
- 6.15.1-1~exp1
- 6.15.2-1~exp1
- 6.15.3-1~exp1
- 6.15.4-1~exp1
- 6.15.5-1~exp1
- 6.15.6-1~exp1
- 6.15~rc7-1~exp1
- 6.16-1~exp1
- 6.16.1-1~exp1
- 6.16.10-1
- 6.16.11-1
- 6.16.12-1
- 6.16.12-1~bpo13+1
- 6.16.12-2
- 6.16.3-1
- 6.16.3-1~bpo13+1
- 6.16.5-1
- 6.16.6-1
- 6.16.7-1
- 6.16.8-1
- 6.16.9-1
- 6.16~rc7-1~exp1
- 6.17.10-1
- 6.17.11-1
- 6.17.12-1
- 6.17.13-1
- 6.17.13-1~bpo13+1
- 6.17.2-1~exp1
- 6.17.5-1~exp1
- 6.17.6-1
- 6.17.7-1
- 6.17.7-2
- 6.17.8-1
- 6.17.8-1~bpo13+1
- 6.17.9-1
- 6.18.1-1~exp1
- 6.18.10-1
- 6.18.12-1
- 6.18.12-1~bpo13+1
- 6.18.13-1
- 6.18.14-1
- 6.18.15-1
- 6.18.15-1~bpo13+1
- 6.18.2-1~exp1
- 6.18.3-1
- 6.18.5-1
- 6.18.5-1~bpo13+1
- 6.18.8-1
- 6.18.9-1
- 6.18.9-1~bpo13+1
- 6.18~rc4-1~exp1
- 6.18~rc4-1~exp2
- 6.18~rc5-1~exp1
- 6.18~rc6-1~exp1
- 6.18~rc7-1~exp1
- 6.19-1~exp1
- 6.19.10-1
- 6.19.10-1~bpo13+1
- 6.19.11-1
- 6.19.11-1~bpo13+1
- 6.19.12-1
- 6.19.13-1
- 6.19.13-1~bpo13+1
- 6.19.14-1
- 6.19.14-1~bpo13+1
- 6.19.2-1~exp1
- 6.19.3-1~exp1
- 6.19.4-1~exp1
- 6.19.5-1~exp1
- 6.19.6-1
- 6.19.6-2
- 6.19.6-2~bpo13+1
- 6.19.8-1
- 6.19.8-1~bpo13+1
- 6.19~rc4-1~exp1
- 6.19~rc5-1~exp1
- 6.19~rc6-1~exp1
- 6.19~rc7-1~exp1
- 6.19~rc8-1~exp1
- 6.3.1-1~exp1
- 6.3.11-1
- 6.3.2-1~exp1
- 6.3.4-1~exp1
- 6.3.5-1~exp1
- 6.3.7-1
- 6.3.7-1~bpo12+1
- 6.4.1-1~exp1
- 6.4.11-1
- 6.4.13-1
- 6.4.4-1
- 6.4.4-1~bpo12+1
- 6.4.4-2
- 6.4.4-3
- 6.4.4-3~bpo12+1
- 6.4~rc6-1~exp1
- 6.4~rc7-1~exp1
- 6.5.1-1~exp1
- 6.5.10-1
- 6.5.10-1~bpo12+1
- 6.5.13-1
- 6.5.3-1
- 6.5.3-1~bpo12+1
- 6.5.6-1
- 6.5.8-1
- 6.5~rc4-1~exp1
- 6.5~rc6-1~exp1
- 6.5~rc7-1~exp1
- 6.6.11-1
- 6.6.13-1
- 6.6.13-1~bpo12+1
- 6.6.15-1
- 6.6.15-2
- 6.6.3-1~exp1
- 6.6.4-1~exp1
- 6.6.7-1~exp1
- 6.6.8-1
- 6.6.9-1
- 6.7-1~exp1
- 6.7.1-1~exp1
- 6.7.12-1
- 6.7.12-1~bpo12+1
- 6.7.4-1~exp1
- 6.7.7-1
- 6.7.9-1
- 6.7.9-2
- 6.8.11-1
- 6.8.12-1
- 6.8.12-1~bpo12+1
- 6.8.9-1
- 6.9.10-1
- 6.9.10-1~bpo12+1
- 6.9.11-1
- 6.9.12-1
- 6.9.2-1~exp1
- 6.9.7-1
- 6.9.7-1~bpo12+1
- 6.9.8-1
- 6.9.9-1
- 7.0-1~exp1
- 7.0.1-1~exp1
- 7.0.10-1
No fix published
linux Debian:13
- Affected ranges
- ECOSYSTEM: < 6.12.11-1
Update to 6.12.11-1
linux Debian:14
- Affected ranges
- ECOSYSTEM: < 6.12.11-1
Update to 6.12.11-1
linux-hwe-edge Ubuntu:16.04:LTS
- Versions
- 4.8.0-28.30~16.04.1
- 4.8.0-30.32~16.04.1
- 4.8.0-32.34~16.04.1
- 4.8.0-34.36~16.04.1
- 4.10.0-14.16~16.04.1
- 4.10.0-19.21~16.04.1
- 4.10.0-20.22~16.04.1
- 4.10.0-21.23~16.04.1
- 4.10.0-22.24~16.04.1
- 4.10.0-24.28~16.04.1
- 4.10.0-26.30~16.04.1
- 4.11.0-13.19~16.04.1
- 4.11.0-14.20~16.04.1
- 4.13.0-16.19~16.04.3
- 4.13.0-17.20~16.04.1
- 4.13.0-19.22~16.04.1
- 4.13.0-21.24~16.04.1
- 4.13.0-25.29~16.04.2
- 4.15.0-13.14~16.04.1
- 4.15.0-15.16~16.04.1
- 4.15.0-20.21~16.04.1
- 4.15.0-22.24~16.04.1
- 4.15.0-23.25~16.04.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-aws-5.4 Ubuntu:18.04:LTS
- Versions
- 5.4.0-1018.18~18.04.1
- 5.4.0-1020.20~18.04.2
- 5.4.0-1022.22~18.04.1
- 5.4.0-1024.24~18.04.1
- 5.4.0-1025.25~18.04.1
- 5.4.0-1028.29~18.04.1
- 5.4.0-1029.30~18.04.1
- 5.4.0-1030.31~18.04.1
- 5.4.0-1032.33~18.04.1
- 5.4.0-1034.35~18.04.1
- 5.4.0-1035.37~18.04.1
- 5.4.0-1037.39~18.04.1
- 5.4.0-1038.40~18.04.1
- 5.4.0-1039.41~18.04.1
- 5.4.0-1041.43~18.04.1
- 5.4.0-1043.45~18.04.1
- 5.4.0-1045.47~18.04.1
- 5.4.0-1047.49~18.04.1
- 5.4.0-1048.50~18.04.1
- 5.4.0-1049.51~18.04.1
- 5.4.0-1051.53~18.04.1
- 5.4.0-1054.57~18.04.1
- 5.4.0-1055.58~18.04.1
- 5.4.0-1056.59~18.04.1
- 5.4.0-1057.60~18.04.1
- 5.4.0-1058.61~18.04.3
- 5.4.0-1059.62~18.04.1
- 5.4.0-1060.63~18.04.1
- 5.4.0-1061.64~18.04.1
- 5.4.0-1063.66~18.04.1
- 5.4.0-1064.67~18.04.1
- Affected ranges
- ECOSYSTEM: < 5.4.0-1065.68~18.04.1
Update to 5.4.0-1065.68~18.04.1
linux-gcp-5.4 Ubuntu:18.04:LTS
- Versions
- 5.4.0-1019.19~18.04.2
- 5.4.0-1021.21~18.04.1
- 5.4.0-1022.22~18.04.1
- 5.4.0-1024.24~18.04.1
- 5.4.0-1025.25~18.04.1
- 5.4.0-1028.29~18.04.1
- 5.4.0-1029.31~18.04.1
- 5.4.0-1030.32~18.04.1
- 5.4.0-1032.34~18.04.1
- 5.4.0-1033.35~18.04.1
- 5.4.0-1034.37~18.04.1
- 5.4.0-1036.39~18.04.1
- 5.4.0-1037.40~18.04.1
- 5.4.0-1038.41~18.04.1
- 5.4.0-1040.43~18.04.1
- 5.4.0-1041.44~18.04.1
- 5.4.0-1042.45~18.04.1
- 5.4.0-1043.46~18.04.1
- 5.4.0-1044.47~18.04.2
- 5.4.0-1046.49~18.04.1
- 5.4.0-1049.53~18.04.1
- 5.4.0-1051.55~18.04.1
- 5.4.0-1052.56~18.04.1
- 5.4.0-1053.57~18.04.1
- 5.4.0-1055.59~18.04.1
- 5.4.0-1056.60~18.04.1
- 5.4.0-1057.61~18.04.1
- 5.4.0-1058.62~18.04.1
- 5.4.0-1059.63~18.04.1
- 5.4.0-1060.64~18.04.1
- 5.4.0-1062.66~18.04.1
- 5.4.0-1063.67~18.04.1
- Affected ranges
- ECOSYSTEM: < 5.4.0-1064.68~18.04.1
Update to 5.4.0-1064.68~18.04.1
linux-hwe-5.4 Ubuntu:18.04:LTS
- Versions
- 5.4.0-37.41~18.04.1
- 5.4.0-39.43~18.04.1
- 5.4.0-40.44~18.04.1
- 5.4.0-42.46~18.04.1
- 5.4.0-45.49~18.04.2
- 5.4.0-47.51~18.04.1
- 5.4.0-48.52~18.04.1
- 5.4.0-51.56~18.04.1
- 5.4.0-52.57~18.04.1
- 5.4.0-53.59~18.04.1
- 5.4.0-54.60~18.04.1
- 5.4.0-56.62~18.04.1
- 5.4.0-58.64~18.04.1
- 5.4.0-59.65~18.04.1
- 5.4.0-60.67~18.04.1
- 5.4.0-62.70~18.04.1
- 5.4.0-64.72~18.04.1
- 5.4.0-65.73~18.04.1
- 5.4.0-66.74~18.04.2
- 5.4.0-67.75~18.04.1
- 5.4.0-70.78~18.04.1
- 5.4.0-71.79~18.04.1
- 5.4.0-72.80~18.04.1
- 5.4.0-73.82~18.04.1
- 5.4.0-74.83~18.04.1
- 5.4.0-77.86~18.04.1
- 5.4.0-80.90~18.04.1
- 5.4.0-81.91~18.04.1
- 5.4.0-84.94~18.04.1
- 5.4.0-86.97~18.04.1
- 5.4.0-87.98~18.04.1
- 5.4.0-89.100~18.04.1
- 5.4.0-90.101~18.04.1
- 5.4.0-91.102~18.04.1
- 5.4.0-92.103~18.04.2
- 5.4.0-94.106~18.04.1
- 5.4.0-96.109~18.04.1
- 5.4.0-97.110~18.04.1
- Affected ranges
- ECOSYSTEM: < 5.4.0-99.112~18.04.1
Update to 5.4.0-99.112~18.04.1
linux-oracle-5.4 Ubuntu:18.04:LTS
- Versions
- 5.4.0-1019.19~18.04.1
- 5.4.0-1021.21~18.04.1
- 5.4.0-1022.22~18.04.1
- 5.4.0-1024.24~18.04.1
- 5.4.0-1025.25~18.04.1
- 5.4.0-1028.29~18.04.1
- 5.4.0-1029.31~18.04.1
- 5.4.0-1030.32~18.04.1
- 5.4.0-1033.35
- 5.4.0-1034.36~18.04.1
- 5.4.0-1035.38~18.04.1
- 5.4.0-1037.40~18.04.1
- 5.4.0-1038.41~18.04.1
- 5.4.0-1039.42~18.04.1
- 5.4.0-1041.44~18.04.1
- 5.4.0-1042.45~18.04.1
- 5.4.0-1043.46~18.04.1
- 5.4.0-1044.47~18.04.1
- 5.4.0-1046.50~18.04.2
- 5.4.0-1048.52~18.04.1
- 5.4.0-1049.53~18.04.1
- 5.4.0-1052.56~18.04.1
- 5.4.0-1053.57~18.04.1
- 5.4.0-1054.58~18.04.1
- 5.4.0-1055.59~18.04.1
- 5.4.0-1056.60~18.04.1
- 5.4.0-1057.61~18.04.1
- 5.4.0-1058.62~18.04.1
- 5.4.0-1059.63~18.04.1
- 5.4.0-1061.65~18.04.1
- 5.4.0-1062.66~18.04.1
- Affected ranges
- ECOSYSTEM: < 5.4.0-1063.67~18.04.1
Update to 5.4.0-1063.67~18.04.1
linux-aws-5.0 Ubuntu:18.04:LTS
- Versions
- 5.0.0-1021.24~18.04.1
- 5.0.0-1022.25~18.04.1
- 5.0.0-1023.26~18.04.1
- 5.0.0-1024.27~18.04.1
- 5.0.0-1025.28
- 5.0.0-1027.30
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-aws-5.3 Ubuntu:18.04:LTS
- Versions
- 5.3.0-1016.17~18.04.1
- 5.3.0-1017.18~18.04.1
- 5.3.0-1019.21~18.04.1
- 5.3.0-1023.25~18.04.1
- 5.3.0-1028.30~18.04.1
- 5.3.0-1030.32~18.04.1
- 5.3.0-1032.34~18.04.2
- 5.3.0-1033.35
- 5.3.0-1034.36
- 5.3.0-1035.37
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-azure Ubuntu:18.04:LTS
- Versions
- 4.15.0-1002.2
- 4.15.0-1003.3
- 4.15.0-1004.4
- 4.15.0-1008.8
- 4.15.0-1009.9
- 4.15.0-1012.12
- 4.15.0-1013.13
- 4.15.0-1014.14
- 4.15.0-1018.18
- 4.15.0-1019.19
- 4.15.0-1021.21
- 4.15.0-1022.23
- 4.15.0-1023.24
- 4.15.0-1025.26
- 4.15.0-1028.29
- 4.15.0-1030.31
- 4.15.0-1031.32
- 4.15.0-1032.33
- 4.15.0-1035.36
- 4.15.0-1036.38
- 4.15.0-1037.39
- 4.18.0-1011.11~18.04.1
- 4.18.0-1013.13~18.04.1
- 4.18.0-1014.14~18.04.1
- 4.18.0-1018.18~18.04.1
- 4.18.0-1019.19~18.04.1
- 4.18.0-1020.20~18.04.1
- 4.18.0-1023.24~18.04.1
- 4.18.0-1024.25~18.04.1
- 4.18.0-1025.27~18.04.1
- 5.0.0-1014.14~18.04.1
- 5.0.0-1016.17~18.04.1
- 5.0.0-1018.19~18.04.1
- 5.0.0-1020.21~18.04.1
- 5.0.0-1022.23~18.04.1
- 5.0.0-1023.24~18.04.1
- 5.0.0-1025.27~18.04.1
- 5.0.0-1027.29~18.04.1
- 5.0.0-1028.30~18.04.1
- 5.0.0-1029.31~18.04.1
- 5.0.0-1031.33
- 5.0.0-1032.34
- 5.0.0-1035.37
- 5.0.0-1036.38
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-azure-5.3 Ubuntu:18.04:LTS
- Versions
- 5.3.0-1007.8~18.04.1
- 5.3.0-1008.9~18.04.1
- 5.3.0-1009.10~18.04.1
- 5.3.0-1010.11~18.04.1
- 5.3.0-1012.13~18.04.1
- 5.3.0-1013.14~18.04.1
- 5.3.0-1016.17~18.04.1
- 5.3.0-1018.19~18.04.1
- 5.3.0-1019.20~18.04.1
- 5.3.0-1020.21~18.04.1
- 5.3.0-1022.23~18.04.1
- 5.3.0-1028.29~18.04.1
- 5.3.0-1031.32~18.04.1
- 5.3.0-1032.33~18.04.1
- 5.3.0-1034.35~18.04.1
- 5.3.0-1035.36
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-azure-5.4 Ubuntu:Pro:18.04:LTS
- Versions
- 5.4.0-1020.20~18.04.1
- 5.4.0-1022.22~18.04.1
- 5.4.0-1023.23~18.04.1
- 5.4.0-1025.25~18.04.1
- 5.4.0-1026.26~18.04.1
- 5.4.0-1031.32~18.04.1
- 5.4.0-1032.33~18.04.1
- 5.4.0-1034.35~18.04.1
- 5.4.0-1035.36~18.04.1
- 5.4.0-1036.38~18.04.1
- 5.4.0-1039.41~18.04.1
- 5.4.0-1040.42~18.04.1
- 5.4.0-1041.43~18.04.1
- 5.4.0-1043.45~18.04.1
- 5.4.0-1044.46~18.04.1
- 5.4.0-1046.48~18.04.1
- 5.4.0-1047.49~18.04.1
- 5.4.0-1048.50~18.04.1
- 5.4.0-1049.51~18.04.1
- 5.4.0-1051.53~18.04.1
- 5.4.0-1055.57~18.04.1
- 5.4.0-1056.58~18.04.1
- 5.4.0-1058.60~18.04.1
- 5.4.0-1059.62~18.04.1
- 5.4.0-1061.64~18.04.1
- 5.4.0-1062.65~18.04.1
- 5.4.0-1063.66~18.04.1
- 5.4.0-1064.67~18.04.1
- 5.4.0-1065.68~18.04.1
- 5.4.0-1067.70~18.04.1
- 5.4.0-1068.71~18.04.1
- 5.4.0-1069.72~18.04.1
- 5.4.0-1070.73~18.04.1
- 5.4.0-1072.75~18.04.1
- 5.4.0-1073.76~18.04.1
- 5.4.0-1074.77~18.04.1
- 5.4.0-1077.80~18.04.1
- 5.4.0-1078.81~18.04.1
- 5.4.0-1080.83~18.04.2
- 5.4.0-1083.87~18.04.1
- 5.4.0-1085.90~18.04.1
- 5.4.0-1086.91~18.04.1
- 5.4.0-1089.94~18.04.1
- 5.4.0-1090.95~18.04.1
- 5.4.0-1091.96~18.04.1
- 5.4.0-1094.100~18.04.1
- 5.4.0-1095.101~18.04.1
- 5.4.0-1098.104~18.04.2
- 5.4.0-1100.106~18.04.1
- 5.4.0-1101.107~18.04.1
- 5.4.0-1103.109~18.04.1
- 5.4.0-1104.110~18.04.1
- 5.4.0-1105.111~18.04.1
- 5.4.0-1106.112~18.04.1
- 5.4.0-1107.113~18.04.1
- 5.4.0-1108.114~18.04.1
- 5.4.0-1109.115~18.04.1
- 5.4.0-1110.116~18.04.1
- 5.4.0-1111.117~18.04.1
- 5.4.0-1112.118~18.04.1
- 5.4.0-1113.119~18.04.1
- 5.4.0-1115.122~18.04.1
- 5.4.0-1116.123~18.04.1
- 5.4.0-1117.124~18.04.1
- 5.4.0-1118.125~18.04.1
- 5.4.0-1119.126~18.04.2
- 5.4.0-1120.127~18.04.1
- 5.4.0-1121.128~18.04.1
- 5.4.0-1122.129~18.04.1
- 5.4.0-1123.130~18.04.1
- 5.4.0-1124.131~18.04.1
- 5.4.0-1126.133~18.04.1
- 5.4.0-1127.134~18.04.1
- 5.4.0-1128.135~18.04.1
- 5.4.0-1129.136~18.04.1
- 5.4.0-1130.137~18.04.1
- 5.4.0-1131.138~18.04.1
- 5.4.0-1132.139~18.04.1
- 5.4.0-1133.140~18.04.1
- 5.4.0-1134.141~18.04.1
- 5.4.0-1135.142~18.04.1
- 5.4.0-1136.143~18.04.1
- 5.4.0-1137.144~18.04.1
- 5.4.0-1138.145~18.04.1
- 5.4.0-1139.146~18.04.1
- 5.4.0-1140.147~18.04.1
- 5.4.0-1142.149~18.04.1
- 5.4.0-1143.150~18.04.1
- 5.4.0-1145.152~18.04.1
- 5.4.0-1147.154~18.04.1
- 5.4.0-1148.155~18.04.1
- 5.4.0-1149.156~18.04.1
- 5.4.0-1150.157~18.04.1
- 5.4.0-1151.158~18.04.1
- 5.4.0-1152.159~18.04.1
- 5.4.0-1153.160~18.04.1
- 5.4.0-1154.161~18.04.1
- 5.4.0-1156.163~18.04.1
- 5.4.0-1157.164~18.04.1
- 5.4.0-1161.167~18.04.1
- 5.4.0-1162.168~18.04.1
- 5.4.0-1163.169~18.04.1
- 5.4.0-1164.170~18.04.1
- 5.4.0-1166.172~18.04.1
- 5.4.0-1167.173~18.04.1
- 5.4.0-1168.174~18.04.1
- 5.4.0-1169.175~18.04.1
- 5.4.0-1170.176~18.04.1
- 5.4.0-1171.177~18.04.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-azure-edge Ubuntu:18.04:LTS
- Versions
- 4.18.0-1006.6~18.04.1
- 4.18.0-1007.7~18.04.1
- 4.18.0-1008.8~18.04.1
- 5.0.0-1012.12~18.04.2
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-gcp Ubuntu:18.04:LTS
- Versions
- 4.15.0-1001.1
- 4.15.0-1003.3
- 4.15.0-1005.5
- 4.15.0-1006.6
- 4.15.0-1008.8
- 4.15.0-1009.9
- 4.15.0-1010.10
- 4.15.0-1014.14
- 4.15.0-1015.15
- 4.15.0-1017.18
- 4.15.0-1018.19
- 4.15.0-1019.20
- 4.15.0-1021.22
- 4.15.0-1023.24
- 4.15.0-1024.25
- 4.15.0-1025.26
- 4.15.0-1026.27
- 4.15.0-1027.28
- 4.15.0-1028.29
- 4.15.0-1029.31
- 4.15.0-1030.32
- 4.15.0-1032.34
- 4.15.0-1033.35
- 4.15.0-1034.36
- 4.15.0-1036.38
- 4.15.0-1037.39
- 4.15.0-1040.42
- 4.15.0-1042.45
- 4.15.0-1044.70
- 5.0.0-1020.20~18.04.1
- 5.0.0-1021.21~18.04.1
- 5.0.0-1025.26~18.04.1
- 5.0.0-1026.27~18.04.1
- 5.0.0-1028.29~18.04.1
- 5.0.0-1029.30~18.04.1
- 5.0.0-1031.32
- 5.0.0-1033.34
- 5.0.0-1034.35
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-gcp-5.3 Ubuntu:18.04:LTS
- Versions
- 5.3.0-1008.9~18.04.1
- 5.3.0-1009.10~18.04.1
- 5.3.0-1010.11~18.04.1
- 5.3.0-1012.13~18.04.1
- 5.3.0-1014.15~18.04.1
- 5.3.0-1016.17~18.04.1
- 5.3.0-1017.18~18.04.1
- 5.3.0-1018.19~18.04.1
- 5.3.0-1020.22~18.04.1
- 5.3.0-1026.28~18.04.1
- 5.3.0-1029.31~18.04.1
- 5.3.0-1030.32~18.04.1
- 5.3.0-1032.34~18.04.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-gke-4.15 Ubuntu:18.04:LTS
- Versions
- 4.15.0-1030.32
- 4.15.0-1032.34
- 4.15.0-1033.35
- 4.15.0-1034.36
- 4.15.0-1036.38
- 4.15.0-1037.39
- 4.15.0-1040.42
- 4.15.0-1041.43
- 4.15.0-1042.44
- 4.15.0-1044.46
- 4.15.0-1045.48
- 4.15.0-1046.49
- 4.15.0-1048.51
- 4.15.0-1049.52
- 4.15.0-1050.53
- 4.15.0-1052.55
- 4.15.0-1055.58
- 4.15.0-1057.60
- 4.15.0-1058.61
- 4.15.0-1059.62
- 4.15.0-1063.66
- 4.15.0-1064.67
- 4.15.0-1066.69
- 4.15.0-1067.70
- 4.15.0-1069.72
- 4.15.0-1070.73
- 4.15.0-1072.76
- 4.15.0-1073.78
- 4.15.0-1074.79
- 4.15.0-1076.81
- 4.15.0-1077.82
- 4.15.0-1078.83
- 4.15.0-1079.84
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-gke-5.4 Ubuntu:18.04:LTS
- Versions
- 5.4.0-1025.25~18.04.1
- 5.4.0-1027.28~18.04.1
- 5.4.0-1029.31~18.04.1
- 5.4.0-1030.32~18.04.1
- 5.4.0-1032.34~18.04.1
- 5.4.0-1033.35~18.04.1
- 5.4.0-1035.37~18.04.1
- 5.4.0-1036.38~18.04.1
- 5.4.0-1037.39~18.04.1
- 5.4.0-1039.41~18.04.1
- 5.4.0-1040.42~18.04.1
- 5.4.0-1042.44~18.04.1
- 5.4.0-1043.45~18.04.1
- 5.4.0-1044.46~18.04.1
- 5.4.0-1046.48~18.04.1
- 5.4.0-1049.52~18.04.1
- 5.4.0-1051.54~18.04.1
- 5.4.0-1052.55~18.04.1
- 5.4.0-1053.56~18.04.1
- 5.4.0-1054.57~18.04.1
- 5.4.0-1055.58~18.04.1
- 5.4.0-1056.59~18.04.1
- 5.4.0-1057.60~18.04.1
- 5.4.0-1059.62~18.04.1
- 5.4.0-1061.64~18.04.1
- 5.4.0-1062.65~18.04.1
- 5.4.0-1063.66~18.04.1
- 5.4.0-1065.68~18.04.1
- 5.4.0-1066.69~18.04.1
- 5.4.0-1067.70~18.04.1
- 5.4.0-1068.71~18.04.1
- 5.4.0-1071.76~18.04.3
- 5.4.0-1072.77~18.04.1
- 5.4.0-1074.79~18.04.1
- 5.4.0-1076.82~18.04.1
- 5.4.0-1078.84~18.04.1
- 5.4.0-1080.86~18.04.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-gkeop-5.4 Ubuntu:18.04:LTS
- Versions
- 5.4.0-1001.1
- 5.4.0-1003.3
- 5.4.0-1004.5
- 5.4.0-1005.6
- 5.4.0-1007.8~18.04.1
- 5.4.0-1008.9~18.04.1
- 5.4.0-1009.10~18.04.1
- 5.4.0-1010.11~18.04.1
- 5.4.0-1011.12~18.04.2
- 5.4.0-1012.13~18.04.1
- 5.4.0-1013.14~18.04.1
- 5.4.0-1014.15~18.04.1
- 5.4.0-1015.16~18.04.1
- 5.4.0-1016.17~18.04.1
- 5.4.0-1018.19~18.04.1
- 5.4.0-1021.22~18.04.1
- 5.4.0-1022.23~18.04.1
- 5.4.0-1023.24~18.04.1
- 5.4.0-1024.25~18.04.1
- 5.4.0-1025.26~18.04.1
- 5.4.0-1026.27~18.04.1
- 5.4.0-1027.28~18.04.1
- 5.4.0-1029.30~18.04.2
- 5.4.0-1031.32~18.04.1
- 5.4.0-1032.33~18.04.1
- 5.4.0-1033.34~18.04.1
- 5.4.0-1034.35~18.04.1
- 5.4.0-1036.37~18.04.1
- 5.4.0-1037.38~18.04.1
- 5.4.0-1038.39~18.04.1
- 5.4.0-1039.40~18.04.1
- 5.4.0-1040.41~18.04.1
- 5.4.0-1043.44~18.04.1
- 5.4.0-1046.48~18.04.1
- 5.4.0-1048.51~18.04.1
- 5.4.0-1049.52~18.04.1
- 5.4.0-1051.54~18.04.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-hwe Ubuntu:18.04:LTS
- Versions
- 4.18.0-13.14~18.04.1
- 4.18.0-14.15~18.04.1
- 4.18.0-15.16~18.04.1
- 4.18.0-16.17~18.04.1
- 4.18.0-17.18~18.04.1
- 4.18.0-18.19~18.04.1
- 4.18.0-20.21~18.04.1
- 4.18.0-21.22~18.04.1
- 4.18.0-22.23~18.04.1
- 4.18.0-24.25~18.04.1
- 4.18.0-25.26~18.04.1
- 5.0.0-23.24~18.04.1
- 5.0.0-25.26~18.04.1
- 5.0.0-27.28~18.04.1
- 5.0.0-29.31~18.04.1
- 5.0.0-31.33~18.04.1
- 5.0.0-32.34~18.04.2
- 5.0.0-35.38~18.04.1
- 5.0.0-36.39~18.04.1
- 5.0.0-37.40~18.04.1
- 5.3.0-26.28~18.04.1
- 5.3.0-28.30~18.04.1
- 5.3.0-40.32~18.04.1
- 5.3.0-42.34~18.04.1
- 5.3.0-45.37~18.04.1
- 5.3.0-46.38~18.04.1
- 5.3.0-51.44~18.04.2
- 5.3.0-53.47~18.04.1
- 5.3.0-59.53~18.04.1
- 5.3.0-61.55~18.04.1
- 5.3.0-62.56~18.04.1
- 5.3.0-64.58~18.04.1
- 5.3.0-65.59
- 5.3.0-66.60
- 5.3.0-67.61
- 5.3.0-68.63
- 5.3.0-69.65
- 5.3.0-70.66
- 5.3.0-72.68
- 5.3.0-73.69
- 5.3.0-74.70
- 5.3.0-75.71
- 5.3.0-76.72
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-hwe-edge Ubuntu:18.04:LTS
- Versions
- 5.0.0-15.16~18.04.1
- 5.0.0-16.17~18.04.1
- 5.0.0-17.18~18.04.1
- 5.0.0-19.20~18.04.1
- 5.0.0-20.21~18.04.1
- 5.3.0-19.20~18.04.2
- 5.3.0-22.24~18.04.1
- 5.3.0-23.25~18.04.1
- 5.3.0-23.25~18.04.2
- 5.3.0-24.26~18.04.2
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
linux-oem Ubuntu:18.04:LTS
- Versions
- 4.15.0-1002.3
- 4.15.0-1004.5
- 4.15.0-1006.9
- 4.15.0-1008.11
- 4.15.0-1009.12
- 4.15.0-1012.15
- 4.15.0-1013.16
- 4.15.0-1015.18
- 4.15.0-1017.20
- 4.15.0-1018.21
- 4.15.0-1021.24
- 4.15.0-1024.29
- 4.15.0-1026.31
- 4.15.0-1028.33
- 4.15.0-1030.35
- 4.15.0-1033.38
- 4.15.0-1034.39
- 4.15.0-1035.40
- 4.15.0-1036.41
- 4.15.0-1038.43
- 4.15.0-1039.44
- 4.15.0-1043.48
- 4.15.0-1045.50
- 4.15.0-1050.57
- 4.15.0-1056.65
- 4.15.0-1057.66
- 4.15.0-1059.68
- 4.15.0-1063.72
- 4.15.0-1064.73
- 4.15.0-1065.75
- 4.15.0-1066.76
- 4.15.0-1067.77
- 4.15.0-1069.79
- 4.15.0-1073.83
- 4.15.0-1076.86
- 4.15.0-1079.89
- 4.15.0-1080.90
- 4.15.0-1081.91
- 4.15.0-1087.97
- 4.15.0-1090.100
- 4.15.0-1091.101
- 4.15.0-1093.103
- 4.15.0-1094.104
- 4.15.0-1096.106
- 4.15.0-1097.107
- 4.15.0-1099.109
- 4.15.0-1100.110
- 4.15.0-1101.112
- 4.15.0-1102.113
- 4.15.0-1103.114
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
Original sources
- https://git.kernel.org/stable/c/35455f6c9326a8d10e91f3d5ba9260ab795b7d9a
- https://git.kernel.org/stable/c/1ea68070338518a1d31ce71e6abfe1b30001b27a
- https://git.kernel.org/stable/c/a2be5f2ba34d0c6d5ef2624b24e3d852561fcd6a
- https://git.kernel.org/stable/c/fa2f9906a7b333ba757a7dbae0713d8a5396186e
- https://nvd.nist.gov/vuln/detail/CVE-2025-21673