SUSE-SU-2025:20508-1: important: Security update for glib2

[SLE-SECURITY-UPDATES]

# Security update for glib2

Announcement ID: SUSE-SU-2025:20508-1  
Release Date: 2025-07-24T11:46:50Z  
Rating: important  
References:

  * bsc#1242844
  * bsc#1244596

  
Cross-References:

  * CVE-2025-4373
  * CVE-2025-6052

  
CVSS scores:

  * CVE-2025-4373 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-4373 ( SUSE ):  4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
  * CVE-2025-4373 ( NVD ):  4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
  * CVE-2025-6052 ( SUSE ):  7.3
    CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-6052 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-6052 ( NVD ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

  
Affected Products:

  * SUSE Linux Micro 6.0

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for glib2 fixes the following issues:

  * CVE-2025-4373: Fixed buffer underflow through glib/gstring.c via function
    g_string_insert_unichar (bsc#1242844)
  * CVE-2025-6052: Fixed integer overflow in g_string_maybe_expand() leads to
    potential buffer overflow in GString (bsc#1244596)

## 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 Linux Micro 6.0  
    zypper in -t patch SUSE-SLE-Micro-6.0-395=1

## Package List:

  * SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
    * glib2-tools-2.76.2-9.1
    * libgobject-2_0-0-debuginfo-2.76.2-9.1
    * libgmodule-2_0-0-2.76.2-9.1
    * libgobject-2_0-0-2.76.2-9.1
    * libgmodule-2_0-0-debuginfo-2.76.2-9.1
    * libgio-2_0-0-debuginfo-2.76.2-9.1
    * glib2-debugsource-2.76.2-9.1
    * glib2-tools-debuginfo-2.76.2-9.1
    * libglib-2_0-0-debuginfo-2.76.2-9.1
    * libgio-2_0-0-2.76.2-9.1
    * libglib-2_0-0-2.76.2-9.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-4373.html
  * https://www.suse.com/security/cve/CVE-2025-6052.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1242844
  * https://bugzilla.suse.com/show_bug.cgi?id=1244596

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