SUSE-SU-2026:24527-1: Security update for the Linux Kernel RT (Live Patch 11 for SUSE Linux Enterprise 16)
This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.32.1 fixes various security issues:
The following security issues were fixed:
- CVE-2026-53016: crypto: ccp - copy IV using skcipher ivsize (bsc#1269766). - CVE-2026-53381: virtiofs: fix UAF on submount umount (bsc#1271837). - CVE-2026-63968: ipv6: fix possible infinite loop in fib6selectpath() (bsc#1272521). - CVE-2026-64053: block: don't overwrite bipvcnt in biointegritycopyuser() (bsc#1272986). - CVE-2026-64217: netfs: Fix overrun check in netfsextractuseriter() (bsc#1272874). - CVE-2026-68426: xfrm: fix stale skb->prev after async crypto steals a GSO segment (bsc#1274712). - CVE-2026-72262: ASoC: SOF: ipc3-control: Fix heap overflow in bytesext put/get (bsc#1277679). - CVE-2026-74469: sctp: prevent peer transport count overflow (bsc#1280693). - CVE-2026-74669: ipvs: clear IPv4 options after rebasing tunnel ICMP errors (bsc#1277399). - CVE-2026-80521: afunix: Unlink sccentry in unixdeledge() (bsc#1282495). - CVE-2026-80530,CVE-2026-97547: xfs: fix exchange-range reflink flag clearing issue with INO1WRITTEN (XFSTango)" (bsc#1278410 bsc#1283484). - CVE-2026-89544: SUNRPC: fix gssxdecoptionarray error path bugs (bsc#1280760). - CVE-2026-89551: SUNRPC: xdrbuftrim: clamp buf->len to avoid underflow (bsc#1280728). - CVE-2026-89674: nfsd: fix XDR length calculation in nfsd4ffencodelayoutget (bsc#1280285). - CVE-2026-98432: ipv4: free inetopt and ireqopt after an RCU grace period (bsc#1285686).
Other sources
This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.32.1 fixes various security issues: The following security issues were fixed: CVE-2026-53016: crypto: ccp - copy IV using skcipher ivsize (bsc#1269766). CVE-2026-53381: virtiofs: fix UAF on submount umount (bsc#1271837). CVE-2026-63968: ipv6: fix possible infinite loop in fib6selectpath() (bsc#1272521). CVE-2026-64053: block: don't overwrite bipvcnt in biointegritycopyuser() (bsc#1272986). CVE-2026-64217: netfs: Fix overrun check in netfsextractuseriter() (bsc#1272874). CVE-2026-68426: xfrm: fix stale skb->prev after async crypto steals a GSO segment (bsc#1274712). CVE-2026-72262: ASoC: SOF: ipc3-control: Fix heap overflow in bytesext put/get (bsc#1277679). CVE-2026-74469: sctp: prevent peer transport count overflow (bsc#1280693). CVE-2026-74669: ipvs: clear IPv4 options after rebasing tunnel ICMP errors (bsc#1277399). CVE-2026-80521: afunix: Unlink sccentry in unixdeledge() (bsc#1282495). CVE-2026-80530,CVE-2026-97547: xfs: fix exchange-range reflink flag clearing issue with INO1WRITTEN (XFSTango)" (bsc#1278410 bsc#1283484). CVE-2026-89544: SUNRPC: fix gssxdecoptionarray error path bugs (bsc#1280760). CVE-2026-89551: SUNRPC: xdrbuftrim: clamp buf->len to avoid underflow (bsc#1280728). CVE-2026-89674: nfsd: fix XDR length calculation in nfsd4ffencodelayoutget (bsc#1280285). CVE-2026-98432: ipv4: free inetopt and ireqopt after an RCU grace period (bsc#1285686).
— SUSE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
suse/kernel-livepatch-SLE16-RT_Update_11to a version that resolves this vulnerability.Fixed in 10-160000.1.1 - Upgrade
Upgrade
suse/kernel-livepatchto a version that resolves this vulnerability.Fixed in 6_12_0-160000_32-rt-debuginfo-10-160000.1.1 - Upgrade
Upgrade
suse/kernel-livepatchto a version that resolves this vulnerability.Fixed in 6_12_0-160000_32-rt-10-160000.1.1 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch SUSE-SL-Micro-6.2-2019
Event History
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
Which systems and packages should administrators check when triaging this update?
The advisory lists the suse/kernel-livepatch and suse/kernel-livepatch-sle16-rt_update_11 packages. It also identifies SUSE Linux Micro 6.2 on x86_64 and describes the update as Live Patch 11 for SUSE Linux Enterprise 16 RT.
Are networking-related kernel components included among the fixes?
Yes. The listed fixes include IPv6, SCTP, IPVS, XFRM, AF_UNIX, SUNRPC, virtiofs, and netfs, in addition to crypto, block integrity, ASoC SOF, and XFS.
When was this advisory published?
It was published on 2026-11-02 and modified on 2026-11-05.