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Ubuntu 22.04 Critical Security Flaw CVE-2025-20123 Ub-SU-2025-1286

Ubuntu 22.04 Critical Security Flaw CVE-2025-20123 Ub-SU-2025-1286

Linuxsecurity •LinuxSecurity Advisories • May 4, 2026

## The SUSE Linux Enterprise 15 SP5 kernel was updated to fix one security issue The following security issue was fixed: * CVE-2026-31431: The copy.fail security issue is fixed by revert to operating out-of-place in algif_aead (bsc#1262573).

## The SUSE Linux Enterprise 15 SP5 kernel was updated to fix one security issue The following security issue was fixed: * CVE-2026-31431: The copy.fail security issue is fixed by revert to operating out-of-place in algif_aead (bsc#1262573).

* bsc#1262573 Cross- * CVE-2026-31431 CVSS scores: * CVE-2026-31431 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2026-31431 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Affected Products: * openSUSE Leap 15.6 An update that solves one vulnerability can now be installed. ## * *

* CVE-2026-31431 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-31431 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

An update that solves one vulnerability can now be installed.

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