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SUSE Linux Enterprise Kernel RT Important Security Update 2026-23267

SUSE Linux Enterprise Kernel RT Important Security Update 2026-23267

Linuxsecurity •LinuxSecurity Advisories • August 26, 2026

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## This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.26.1 fixes various security issues. The following security issues were fixed: * CVE-2026-23161: mm/shmem, swap: fix race of truncate and swap entry split (bsc#1259134). * CVE-2026-23449: net/sched: teql: Fix double-free in teql_master_xmit (bsc#1262213). * CVE-2026-31629: nfc: llcp: add missing return after LLCP_CLOSED checks (bsc#1263791). * CVE-2026-31759: usb: ulpi: fix double free in ulpi_register_interface() error path (bsc#1264078). * CVE-2026-43077: crypto: algif_aead - Fix minimum RX size check for decryption (bsc#1265306). * CVE-2026-43109: x86: shadow stacks: proper error handling for mmap lock (bsc#1269282). * CVE-2026-43110: wifi: brcmfmac: validate bsscfg indices in IF events (bsc#1264483).

## This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.26.1 fixes various security issues. The following security issues were fixed: * CVE-2026-23161: mm/shmem, swap: fix race of truncate and swap entry split (bsc#1259134). * CVE-2026-23449: net/sched: teql: Fix double-free in teql_master_xmit (bsc#1262213). * CVE-2026-31629: nfc: llcp: add missing return after LLCP_CLOSED checks (bsc#1263791). * CVE-2026-31759: usb: ulpi: fix double free in ulpi_register_interface() error path (bsc#1264078). * CVE-2026-43077: crypto: algif_aead - Fix minimum RX size check for decryption (bsc#1265306). * CVE-2026-43109: x86: shadow stacks: proper error handling for mmap lock (bsc#1269282). * CVE-2026-43110: wifi: brcmfmac: validate bsscfg indices in IF events (bsc#1264483).

* CVE-2026-23161 ( SUSE ): 7.3

Announcement ID: SUSE-SU-2026:23267-1 Release Date: 2026-08-24T15:53:14Z Rating: important

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