openSUSE-SU-2026:21410-1: important: Security update for glib2

openSUSE security update: security update for glib2
-------------------------------------------------------------

Announcement ID: openSUSE-SU-2026:21410-1
Rating: important
References:

  * bsc#1270008
  * bsc#1270009
  * bsc#1270010
  * bsc#1270016
  * bsc#1270018
  * bsc#1270021



Cross-References:

  * CVE-2026-58010
  * CVE-2026-58011
  * CVE-2026-58012
  * CVE-2026-58013
  * CVE-2026-58014
  * CVE-2026-58016



CVSS scores:

  * CVE-2026-58010 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
  * CVE-2026-58010 ( SUSE ): 5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-58011 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
  * CVE-2026-58012 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
  * CVE-2026-58012 ( SUSE ): 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-58013 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
  * CVE-2026-58014 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
  * CVE-2026-58016 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

         openSUSE Leap 16.0

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

An update that solves 6 vulnerabilities and has 6 bug fixes can now be installed.

Description:

This update for glib2 fixes the following issues:

- CVE-2026-58010: error during gvs_tuple_is_normal alignment validation could cause a 1-byte out-of-bounds read
  (bsc#1270009).
- CVE-2026-58011: invalid GDateTime in g_date_time_get_ymd could trigger a 2-byte out-of-bounds read (bsc#1270010).
- CVE-2026-58012: raw byte regex matches with UTF-8 functions during case-change replacements could cause an out-of-
  bounds read (bsc#1270016).
- CVE-2026-58013: multi-byte custom line terminator in g_io_channel_read_line_backend could trigger an out-of-bounds
  read (bsc#1270018).
- CVE-2026-58014: processing empty key file values in g_key_file_get_locale_string_list could cause a 1-byte out-of-
  bounds access (bsc#1270021).
- CVE-2026-58016: malformed D-Bus introspection XML could trigger an unsigned integer overflow (bsc#1270008).


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-16.0-1320=1

Package List:

- openSUSE Leap 16.0:

  gio-branding-upstream-2.84.4-160000.4.1
  glib2-devel-2.84.4-160000.4.1
  glib2-devel-static-2.84.4-160000.4.1
  glib2-doc-2.84.4-160000.4.1
  glib2-lang-2.84.4-160000.4.1
  glib2-tests-devel-2.84.4-160000.4.1
  glib2-tools-2.84.4-160000.4.1
  libgio-2_0-0-2.84.4-160000.4.1
  libgirepository-2_0-0-2.84.4-160000.4.1
  libglib-2_0-0-2.84.4-160000.4.1
  libgmodule-2_0-0-2.84.4-160000.4.1
  libgobject-2_0-0-2.84.4-160000.4.1
  libgthread-2_0-0-2.84.4-160000.4.1
  typelib-1_0-GIRepository-3_0-2.84.4-160000.4.1
  typelib-1_0-GLib-2_0-2.84.4-160000.4.1
  typelib-1_0-GLibUnix-2_0-2.84.4-160000.4.1
  typelib-1_0-GModule-2_0-2.84.4-160000.4.1
  typelib-1_0-GObject-2_0-2.84.4-160000.4.1
  typelib-1_0-Gio-2_0-2.84.4-160000.4.1

References:

  * https://www.suse.com/security/cve/CVE-2026-58010.html
  * https://www.suse.com/security/cve/CVE-2026-58011.html
  * https://www.suse.com/security/cve/CVE-2026-58012.html
  * https://www.suse.com/security/cve/CVE-2026-58013.html
  * https://www.suse.com/security/cve/CVE-2026-58014.html
  * https://www.suse.com/security/cve/CVE-2026-58016.html