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Vulnerability IntelligenceSUSE-SU-2026:22538-1

SUSE-SU-2026:22538-1

MEDIUM5.3

Security update for glibc

Published Jul 3, 2026

Modified 2 months ago

Fix available

Details

Description of the patch:

This update for glibc fixes the following issues

CVE-2026-5435: unchecked buffer writing in TSIG handling can lead to an out-of-bounds write (bsc#1263656).
CVE-2026-6238: insufficient RDATA length validation can lead to application crashes or uninitialized memory disclosure (bsc#1263658).

Affected Packages

glibc-gconv-modules-extra

SUSE Linux Micro Extras 6.2

Fixed in:

2.40-160000.6.1

References

https://bugzilla.suse.com/1263656

https://bugzilla.suse.com/1263658

https://lists.suse.com/pipermail/sle-updates/2026-July/048143.html

https://www.suse.com/security/cve/CVE-2026-5435/

https://www.suse.com/security/cve/CVE-2026-6238/

https://www.suse.com/support/security/rating/

https://www.suse.com/support/update/announcement/2026/suse-su-202622538-1/

CVSS Analysis

CVSS v3.1

5.3

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

LowC:L

Integrity

LowI:L

Availability

LowA:L

5.3/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Upstream

CVE-2026-5435 CVE-2026-6238

Ecosystems

SUSE Linux Micro Extras 6.2

Timeline

PublishedJul 3, 2026

ModifiedJul 3, 2026

SUSE-SU-2026:22538-1 | Mondoo Vulnerability Intelligence