ALSA-2026:2720
ALSA-2026:2720 · Moderate: kernel security update
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.
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match() (CVE-2025-40168) * kernel: Linux kernel Bluetooth: Denial of Service due to use-after-free in connection handling (CVE-2023-53762) * kernel: Linux kernel: Out-of-bounds write in fbdev can lead to privilege escalation, information disclosure, or denial of service. (CVE-2025-40304) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Fix available
- Published
- Updated
Stack: system
Affected products and versions
bpftool AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-abi-stablelists AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-core AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-cross-headers AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-debug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-debug-core AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-debug-devel AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-debug-modules AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-debug-modules-extra AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-devel AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-doc AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-headers AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-modules AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-modules-extra AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-tools AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-tools-libs AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-tools-libs-devel AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-zfcpdump AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-zfcpdump-core AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-zfcpdump-devel AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-zfcpdump-modules AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
kernel-zfcpdump-modules-extra AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
perf AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 4.18.0-553.105.1.el8_10
Update to 4.18.0-553.105.1.el8_10
Original sources
- https://access.redhat.com/errata/RHSA-2026:2720
- https://access.redhat.com/security/cve/CVE-2023-53762
- https://access.redhat.com/security/cve/CVE-2025-40168
- https://access.redhat.com/security/cve/CVE-2025-40304
- https://bugzilla.redhat.com/2414482
- https://bugzilla.redhat.com/2419838
- https://bugzilla.redhat.com/2419870
- https://errata.almalinux.org/8/ALSA-2026-2720.html
- https://osv.dev/vulnerability/ALSA-2026:2720