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SUSE libjxl Important Memory Corruption Exploit 2026-0648-1

suse
Calendar Grey February 26, 2026
Dist Suse Esm H88
SUSE updates libjxl to fix important issues that cause memory corruption in decoding processes. Immediate installation advised.
An update that solves two vulnerabilities can now be installed.

Summary

## This update for libjxl fixes the following issues: * CVE-2025-12474: a specially crafted file can cause the decoder to read pixel data from uninitialized allocated memory (bsc#1258090). * CVE-2026-1837: a specially crafted file can cause the decoder to write pixel data to uninitialized unallocated memory (bsc#1258091). ## 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: * SUSE Package Hub 15 15-SP7 zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-648=1 ## Package List: * SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x x86_64) * libjxl-devel-0.10.3-150700.4.6.1 * libjxl0_10-0.10.3-150700.4.6.1

Topics%20covered

Topics Covered

security advisory SuSE memory corruption important libjxl decoder exploit

References

* bsc#1258090

* bsc#1258091

Cross-

* CVE-2025-12474

* CVE-2026-1837

CVSS scores:

* CVE-2025-12474 ( SUSE ): 6.9

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

* CVE-2025-12474 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

* CVE-2025-12474 ( NVD ): 2.3

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

* CVE-2026-1837 ( SUSE ): 9.2

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

* CVE-2026-1837 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-1837 ( NVD ): 8.7

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0648-1
Release Date: 2026-02-25T16:30:58Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE memory corruption important libjxl decoder exploit

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