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SUSE: Addressing CVE-2025-7039 in glib2 with Moderate Buffer Under-Read Fix

suse
Calendar Grey December 10, 2025
Dist Suse Esm H88
Critical SUSE update for glib2 fixes buffer under-read flaw in multiple versions. Protect systems now with this patch.
* bsc#1249055 Cross-References: * CVE-2025-7039

Summary

## This update for glib2 fixes the following issues: * CVE-2025-7039: Fixed buffer under-read on glib through glib/gfileutils.c via get_tmp_file() (bsc#1249055) ## 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 15.4 zypper in -t patch SUSE-2025-4347=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2025-4347=1 * SUSE Linux Enterprise Micro 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2025-4347=1 * SUSE Linux Enterprise Micro for Rancher 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2025-4347=1 * SUSE Linux Enterprise Micro 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2025-4347=1

Topics%20covered

Topics Covered

security advisory moderate security issue SuSE glib2 buffer under-read

References

* bsc#1249055

Cross-

* CVE-2025-7039

CVSS scores:

* CVE-2025-7039 ( SUSE ): 2.1

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

* CVE-2025-7039 ( SUSE ): 4.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

* CVE-2025-7039 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected Products:

* openSUSE Leap 15.4

* SUSE Linux Enterprise Micro 5.3

* SUSE Linux Enterprise Micro 5.4

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Micro for Rancher 5.3

* SUSE Linux Enterprise Micro for Rancher 5.4

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-7039.html

* https://bugzilla.suse.com/show_bug.cgi?id=1249055

Announcement ID: SUSE-SU-2025:4347-1
Release Date: 2025-12-10T13:02:35Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate security issue SuSE glib2 buffer under-read

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