Important: kernel security update
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: net: bridge: use a stable FDB dst snapshot in RCU readers (CVE-2026-46086) * kernel: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete (CVE-2026-46116) * kernel: XFS data corruption using reflink () 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.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: net: bridge: use a stable FDB dst snapshot in RCU readers (CVE-2026-46086) * kernel: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete (CVE-2026-46116) * kernel: XFS data corruption using reflink () 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.
05 / REFERENCES
Further evidence
- https://access.redhat.com/errata/RHSA-2026:39179
- https://access.redhat.com/security/cve/CVE-2026-46086
- https://access.redhat.com/security/cve/CVE-2026-46116
- https://bugzilla.redhat.com/2481989
- https://bugzilla.redhat.com/2482523
- https://bugzilla.redhat.com/2498915
- https://errata.almalinux.org/8/ALSA-2026-39179.html