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SUSE Kernel Important Security Issues Addressed in Patch 2026-3808

SUSE Kernel Important Security Issues Addressed in Patch 2026-3808

Linuxsecurity •LinuxSecurity Advisories • August 26, 2026

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## This update for the SUSE Linux Enterprise Kernel 4.12.14-122.317 fixes various security issues: The following security issues were fixed: * CVE-2023-53995: net: ipv4: fix one memleak in __inet_del_ifa() (bsc#1269284). * CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk length in COOKIE_ECHO processing (bsc#1253437 bsc#1270023 bsc#1270024). * CVE-2026-46331: net/sched: fix pedit partial COW leading to page cache (bsc#1267625). * CVE-2026-52923: ipc: limit next_id allocation to the valid ID range (bsc#1269034). * CVE-2026-52956: libceph: Fix potential out-of-bounds access in __ceph_x_decrypt() (bsc#1272139). * CVE-2026-52972: crypto: af_alg - Cap AEAD AD length to 0x80000000 (bsc#1269196).

## This update for the SUSE Linux Enterprise Kernel 4.12.14-122.317 fixes various security issues: The following security issues were fixed: * CVE-2023-53995: net: ipv4: fix one memleak in __inet_del_ifa() (bsc#1269284). * CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk length in COOKIE_ECHO processing (bsc#1253437 bsc#1270023 bsc#1270024). * CVE-2026-46331: net/sched: fix pedit partial COW leading to page cache (bsc#1267625). * CVE-2026-52923: ipc: limit next_id allocation to the valid ID range (bsc#1269034). * CVE-2026-52956: libceph: Fix potential out-of-bounds access in __ceph_x_decrypt() (bsc#1272139). * CVE-2026-52972: crypto: af_alg - Cap AEAD AD length to 0x80000000 (bsc#1269196).

* CVE-2023-53995 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2023-53995 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-46331 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

* CVE-2026-46331 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-46331 ( NVD ): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-52923 ( SUSE ): 8.5

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Announcement ID: SUSE-SU-2026:3808-1 Release Date: 2026-08-26T10:33:46Z Rating: important

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