SUSE-IU-2026:3382-1: Security update of sles-15-sp4-chost-byos-v20260517-arm64

[sle-container-updates at lists.suse.com]

SUSE Image Update Advisory: sles-15-sp4-chost-byos-v20260517-arm64
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Image Advisory ID : SUSE-IU-2026:3382-1
Image Tags        : sles-15-sp4-chost-byos-v20260517-arm64:20260517
Image Release     : 
Severity          : important
Type              : security
References        : 1264013 1264449 1265209 1265308 CVE-2025-54518 CVE-2026-43284
                        CVE-2026-46300 CVE-2026-46333 
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The container sles-15-sp4-chost-byos-v20260517-arm64 was updated. The following patches have been included in this update:

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Advisory ID: SUSE-RU-2026:1814-1
Released:    Mon May 11 17:16:51 2026
Summary:     Recommended update for suse-build-key
Type:        recommended
Severity:    moderate
References:  
This update for suse-build-key fixes the following issues:

- Import all keys if they are not yet in the RPM db.
- Added post quantum cryptographic keys for SLES 15 and SLES 16:
    * build-pqc-15.pem
    * build-pqc-16.pem
  
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Advisory ID: SUSE-SU-2026:1857-1
Released:    Thu May 14 16:41:09 2026
Summary:     Security update for the Linux Kernel
Type:        security
Severity:    important
References:  1264449,CVE-2026-43284

The SUSE Linux Enterprise 15 SP4 kernel was updated to fix one issue

- CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags (bsc#1264449).

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Advisory ID: SUSE-SU-2026:1909-1
Released:    Sun May 17 19:18:08 2026
Summary:     Security update for the Linux Kernel
Type:        security
Severity:    important
References:  1264013,1265209,1265308,CVE-2025-54518,CVE-2026-46300,CVE-2026-46333

The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues

The following security issues were fixed:

- CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache (bsc#1264013).
- CVE-2026-46300: net: skbuff: propagate shared-frag marker through pskb_copy() (bsc#1265209).
- CVE-2026-46333: Fixed logic bug in the Linux kernel's __ptrace_may_access() function (bsc#1265308).

The following non security issues were fixed:

- io-wq: check that the predecessor is hashed in io_wq_remove_pending() (git-fixes).


The following package changes have been done:

- kernel-default-5.14.21-150400.24.214.1 updated
- suse-build-key-12.0-150000.8.64.1 updated