========================================================================== Ubuntu Security Notice USN-7971-1 January 21, 2026
glib2.0 vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 25.10 - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS Summary: GLib could be made to crash or run programs if it received specially crafted input. Software Description: - glib2.0: GLib library of C routines Details: It was discovered that GLib incorrectly handled the buffered input stream API. An attacker could use this issue to cause GLib to crash, resulting in a denial of service, or possibly execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 25.10 libglib2.0-0t64 2.86.0-2ubuntu0.2 libglib2.0-bin 2.86.0-2ubuntu0.2 Ubuntu 24.04 LTS libglib2.0-0t64 2.80.0-6ubuntu3.7 libglib2.0-bin 2.80.0-6ubuntu3.7 Ubuntu 22.04 LTS libglib2.0-0 2.72.4-0ubuntu2.8 libglib2.0-bin 2.72.4-0ubuntu2.8 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-7971-1 CVE-2026-0988 Package Information: https://launchpad.net/ubuntu/+source/glib2.0/2.86.0-2ubuntu0.2 https://launchpad.net/ubuntu/+source/glib2.0/2.80.0-6ubuntu3.7 https://launchpad.net/ubuntu/+source/glib2.0/2.72.4-0ubuntu2.8
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