RHSA-2026:6961: Moderate: kernel security update
Moderate: kernel security update
Other sources
The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: Linux kernel: Device Mapper RAID out-of-bounds access (CVE-2022-49674) kernel: Linux kernel: Use-After-Free vulnerability in ATM subsystem (CVE-2025-38180) kernel: Linux kernel:A use-after-free in bridge multicast in brmulticastportctxinit (CVE-2025-38248) kernel: macvlan: fix error recovery in macvlancommonnewlink() (CVE-2026-23209) 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.
— Red Hat
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:6961?
The severity of RHSA-2026:6961 is classified as moderate.
What vulnerabilities are addressed in RHSA-2026:6961?
RHSA-2026:6961 addresses the Device Mapper RAID out-of-bounds access (CVE-2022-49674) and a Use-After-Free vulnerability.
How do I fix RHSA-2026:6961?
To fix RHSA-2026:6961, update the kernel package to version 4.18.0-372.187.1.el8_6.
Which Red Hat products are affected by RHSA-2026:6961?
RHSA-2026:6961 affects various Red Hat Enterprise Linux products, including those for Power LE and x86_64 architectures.
Is reboot required after applying the fix for RHSA-2026:6961?
Yes, a reboot is typically required after applying the kernel update to ensure the changes take effect.