Red Hat Security Advisory: glib2 security update
Two security vulnerabilities have been identified in the GLib library used in Red Hat Enterprise Linux 9. 2. The first is a buffer underflow in the GVariant parser that can lead to heap corruption (CVE-2025-14087). The second is an integer overflow in GLib GIO attribute escaping that causes a heap buffer overflow (CVE-2025-14512). These issues affect core components used by libraries and applications written in C, including the GNOME object system and utility functions. Red Hat has issued a security advisory with updated glib2 packages addressing these vulnerabilities. The update is rated as having a moderate security impact. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
GLib, a core library providing application building blocks for C programs and GNOME components, contains two vulnerabilities: a buffer underflow in the GVariant parser (CVE-2025-14087) leading to heap corruption, and an integer overflow in GIO attribute escaping (CVE-2025-14512) causing a heap buffer overflow. These vulnerabilities could potentially lead to memory corruption issues. Red Hat has released updated glib2 packages for Red Hat Enterprise Linux 9.2 and related variants to fix these issues as detailed in advisory RHSA-2026:19460.
Potential Impact
The vulnerabilities can cause heap corruption and heap buffer overflow, which may lead to application crashes or potential memory corruption. The advisory rates the security impact as moderate. There are no reports of known exploits in the wild. The affected products include multiple architectures of Red Hat Enterprise Linux 9.2 and its Update Services for SAP Solutions variants.
Mitigation Recommendations
Red Hat has released updated glib2 packages that address these vulnerabilities. Users of affected Red Hat Enterprise Linux 9.2 versions should apply the security update as described in Red Hat advisory RHSA-2026:19460 and the referenced article https://access.redhat.com/articles/11258. Applying these official patches fully mitigates the vulnerabilities. No additional mitigation steps are indicated by the vendor.
Red Hat Security Advisory: glib2 security update
Description
Two security vulnerabilities have been identified in the GLib library used in Red Hat Enterprise Linux 9. 2. The first is a buffer underflow in the GVariant parser that can lead to heap corruption (CVE-2025-14087). The second is an integer overflow in GLib GIO attribute escaping that causes a heap buffer overflow (CVE-2025-14512). These issues affect core components used by libraries and applications written in C, including the GNOME object system and utility functions. Red Hat has issued a security advisory with updated glib2 packages addressing these vulnerabilities. The update is rated as having a moderate security impact. No known exploits are reported in the wild at this time.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
GLib, a core library providing application building blocks for C programs and GNOME components, contains two vulnerabilities: a buffer underflow in the GVariant parser (CVE-2025-14087) leading to heap corruption, and an integer overflow in GIO attribute escaping (CVE-2025-14512) causing a heap buffer overflow. These vulnerabilities could potentially lead to memory corruption issues. Red Hat has released updated glib2 packages for Red Hat Enterprise Linux 9.2 and related variants to fix these issues as detailed in advisory RHSA-2026:19460.
Potential Impact
The vulnerabilities can cause heap corruption and heap buffer overflow, which may lead to application crashes or potential memory corruption. The advisory rates the security impact as moderate. There are no reports of known exploits in the wild. The affected products include multiple architectures of Red Hat Enterprise Linux 9.2 and its Update Services for SAP Solutions variants.
Mitigation Recommendations
Red Hat has released updated glib2 packages that address these vulnerabilities. Users of affected Red Hat Enterprise Linux 9.2 versions should apply the security update as described in Red Hat advisory RHSA-2026:19460 and the referenced article https://access.redhat.com/articles/11258. Applying these official patches fully mitigates the vulnerabilities. No additional mitigation steps are indicated by the vendor.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:19460
- Cve Count
- 2
- Additional Cves
- ["CVE-2025-14512"]
- Cvss Version
- null
Threat ID: 6a16097de29bf47b50649df4
Added to database: 5/26/2026, 8:58:37 PM
Last enriched: 5/26/2026, 10:50:03 PM
Last updated: 5/27/2026, 4:50:49 AM
Views: 2
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