SUSE-SU-2021:3360-1
SUSE-SU-2021:3360-1 · Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP3)
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This update for the Linux Kernel 5.3.18-57 fixes several issues. The following security issues were fixed: - CVE-2021-31440: Fixed a lack of proper validation of user-supplied eBPF programs prior to executing them. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the kernel. (bsc#1190127). - CVE-2021-38160: Fixed a bug that could lead to a data corruption or loss. This can be triggered by an untrusted device that supplies a buf->len value exceeding the buffer size in drivers/char/virtio_console.c (bsc#1190118) - CVE-2021-3640: Fixed a user-after-free bug in the function sco_sock_sendmsg which could lead to local privilege escalation. (bsc#1188613) - CVE-2021-3573: Fixed a user-after-free bug in the function hci_sock_bound_ioctl which could lead to local privilege escalation. (bsc#1187054).
Korrektur verfügbar
- Veröffentlicht
- Aktualisiert
Technologie-Stack: system
Betroffene Produkte und Versionen
kernel-livepatch-sle15-sp3_update_0 SUSE:Linux Enterprise Live Patching 15 SP3
- Betroffene Versionsbereiche
- ECOSYSTEM: < 7-3.1
Auf 7-3.1 aktualisieren
Originalquellen
- https://www.suse.com/support/update/announcement/2021/suse-su-20213360-1/
- https://bugzilla.suse.com/1187054
- https://bugzilla.suse.com/1188613
- https://bugzilla.suse.com/1190118
- https://bugzilla.suse.com/1190127
- https://www.suse.com/security/cve/CVE-2021-31440
- https://www.suse.com/security/cve/CVE-2021-3573
- https://www.suse.com/security/cve/CVE-2021-3640
- https://www.suse.com/security/cve/CVE-2021-38160
- https://osv.dev/vulnerability/SUSE-SU-2021:3360-1