CVE-2025-14087: glib2 security update
Affects glib2Source GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 5.6 Medium : upgrade to 2.56.4-169.el8_10 when convenient.
Data as of 27 Oct 2026, 04:14 UTC
- Patch
- Available – fixed in 2.56.4-169.el8_10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:LExploitation evidence
Disclosed: evidence found.
CVE published 10 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade the AlmaLinux to 2.56.4-169.el8_10.
Patches and advisories
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| AlmaLinux 8glib2 | Affected
| Fixed in
|
| AlmaLinux 8glib2-devel | Affected
| Fixed in
|
| AlmaLinux 8glib2-doc | Affected
| Fixed in
|
| AlmaLinux 8glib2-fam | Affected
| Fixed in
|
| AlmaLinux 8glib2-static | Affected
| Fixed in
|
| AlmaLinux 8glib2-tests | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Apply the official glib2 update to version 2.56.4-169.el8_10 or later as provided by Red Hat Enterprise Linux 8 advisories. This update fixes the buffer underflow and integer overflow vulnerabilities. No additional mitigation steps are indicated by the vendor.
Description
A security update for glib2 addresses a buffer underflow vulnerability in the GVariant parser that leads to heap corruption (CVE-2025-14087), along with an integer overflow in GLib GIO attribute escaping causing a heap buffer overflow (CVE-2025-14512). These issues affect core components used by GNOME and other applications relying on GLib. The vulnerabilities are rated as Moderate severity by Red Hat. A fixed version 2.56.4-169.el8_10 is available for Red Hat Enterprise Linux 8 and related distributions.
References
- access.redhat.com/errata/RHSA-2026:15953 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2025-14087 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2025-14512 (opens in a new tab)
- bugzilla.redhat.com/2419093 (opens in a new tab)
- bugzilla.redhat.com/2421339 (opens in a new tab)
- errata.almalinux.org/8/ALSA-2026-15953.html (opens in a new tab)