SUSE alert openSUSE-SU-2026:20150-1 (glib2)

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openSUSE-SU-2026:20150-1: important: Security update for glib2
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Tue, 03 Feb 2026 15:24:51 +0100
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<20260203142451.89EE3FF0F@maintenance.suse.de>
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Article
openSUSE security update: security update for glib2
-------------------------------------------------------------

Announcement ID: openSUSE-SU-2026:20150-1
Rating: important
References:

  * bsc#1257049
  * bsc#1257353
  * bsc#1257354
  * bsc#1257355



Cross-References:

  * CVE-2026-0988
  * CVE-2026-1484
  * CVE-2026-1485
  * CVE-2026-1489



CVSS scores:

  * CVE-2026-0988 ( SUSE ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-0988 ( SUSE ): 6.3 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-1484 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-1484 ( 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-2026-1485 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2026-1485 ( SUSE ): 4.6 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-1489 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-1489 ( 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

Affected Products:

         openSUSE Leap 16.0

-------------------------------------------------------------

An update that solves 4 vulnerabilities and has 4 bug fixes can now be installed.

Description:

This update for glib2 fixes the following issues:

- CVE-2026-1485: Fixed buffer underflow and out-of-bounds access due to integer wraparound in
content type parsing (bsc#1257354).
- CVE-2026-1484: Fixed buffer underflow and out-of-bounds access due to miscalculated buffer
boundaries in the Base64 encoding routine (bsc#1257355).
- CVE-2026-1489: Fixed undersized heap allocation followed by out-of-bounds access due to integer
overflow in Unicode case conversion (bsc#1257353).
- CVE-2026-0988: Fixed a potential integer overflow in g_buffered_input_stream_peek (bsc#1257049).


Patch instructions:

   To install this openSUSE security 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 16.0

   zypper in -t patch openSUSE-Leap-16.0-235=1

Package List:

- openSUSE Leap 16.0:

  gio-branding-upstream-2.84.4-160000.2.1
  glib2-devel-2.84.4-160000.2.1
  glib2-devel-static-2.84.4-160000.2.1
  glib2-doc-2.84.4-160000.2.1
  glib2-lang-2.84.4-160000.2.1
  glib2-tests-devel-2.84.4-160000.2.1
  glib2-tools-2.84.4-160000.2.1
  libgio-2_0-0-2.84.4-160000.2.1
  libgirepository-2_0-0-2.84.4-160000.2.1
  libglib-2_0-0-2.84.4-160000.2.1
  libgmodule-2_0-0-2.84.4-160000.2.1
  libgobject-2_0-0-2.84.4-160000.2.1
  libgthread-2_0-0-2.84.4-160000.2.1
  typelib-1_0-GIRepository-3_0-2.84.4-160000.2.1
  typelib-1_0-GLib-2_0-2.84.4-160000.2.1
  typelib-1_0-GLibUnix-2_0-2.84.4-160000.2.1
  typelib-1_0-GModule-2_0-2.84.4-160000.2.1
  typelib-1_0-GObject-2_0-2.84.4-160000.2.1
  typelib-1_0-Gio-2_0-2.84.4-160000.2.1

References:

  * https://www.suse.com/security/cve/CVE-2026-0988.html
  * https://www.suse.com/security/cve/CVE-2026-1484.html
  * https://www.suse.com/security/cve/CVE-2026-1485.html
  * https://www.suse.com/security/cve/CVE-2026-1489.html