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SUSE Linux Core Vital Memory Leak Resolution SUSE-SU-2026-0752-1

suse
Calendar Grey March 2, 2026
Dist Suse Esm H88
Update resolves significant security issues in SUSE kernel addressing two critical exploits. Immediate installation recommended.
An update that solves two vulnerabilities can now be installed.

Summary

## This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.133 fixes various security issues The following security issues were fixed: * CVE-2023-54142: gtp: Fix use-after-free in __gtp_encap_destroy() (bsc#1256097). * CVE-2025-38129: page_pool: fix use-after-free in page_pool_recycle_in_ring (bsc#1258139). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * openSUSE Leap 15.5 zypper in -t patch SUSE-2026-734=1 * SUSE Linux Enterprise Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-734=1 ## Package List: * openSUSE Leap 15.5 (ppc64le s390x x86_64)

Topics%20covered

Topics Covered

security advisory SuSE patch important kernel use-after-free

References

* bsc#1256097

* bsc#1258139

Cross-

* CVE-2023-54142

* CVE-2025-38129

CVSS scores:

* CVE-2023-54142 ( 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-2023-54142 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38129 ( 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

* CVE-2025-38129 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38129 ( 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 15.5

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise Live Patching 15-SP5

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Real Time 15 SP5

* SUSE Linux Enterprise Server 15 SP5

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0734-1
Release Date: 2026-03-01T19:33:48Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE patch important kernel use-after-free

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