Red Hat Security Advisory: glib2 security update
This advisory addresses multiple security vulnerabilities in the GLib2 library used by Red Hat Enterprise Linux 8. 2 AUS. The issues include signal subscription vulnerabilities (CVE-2024-34397), a buffer overflow in set_connect_msg() (CVE-2024-52533), and a buffer underflow in g_string_insert_unichar (CVE-2025-4373). These vulnerabilities affect core components of GLib, which provides fundamental building blocks for C applications and GNOME. Red Hat has released updated packages to fix these vulnerabilities, rated with moderate security impact. No known exploits are reported in the wild. Users of affected Red Hat Enterprise Linux versions should apply the provided updates to remediate these issues.
AI Analysis
Technical Summary
The Red Hat security advisory RHSA-2025:14991 addresses three vulnerabilities in the GLib2 library: CVE-2024-34397 involves signal subscription vulnerabilities; CVE-2024-52533 is a buffer overflow in the set_connect_msg() function; and CVE-2025-4373 is a buffer underflow in the g_string_insert_unichar function. GLib is a core library used in C applications and GNOME, providing essential utilities and object system functionality. These vulnerabilities could lead to memory corruption issues. The advisory provides updated glib2 packages for Red Hat Enterprise Linux 8.2 AUS to fix these issues. The security impact is rated as moderate by Red Hat Product Security. No CVSS scores are provided in the advisory, and no known active exploits have been reported.
Potential Impact
The vulnerabilities could allow attackers to cause memory corruption through buffer overflow and underflow conditions or exploit signal subscription flaws, potentially leading to application crashes or other unintended behavior. The advisory rates the overall security impact as moderate. There are no reports of exploitation in the wild at this time.
Mitigation Recommendations
Red Hat has released updated glib2 packages for Red Hat Enterprise Linux 8.2 AUS that address these vulnerabilities. Users should apply these official updates as detailed in the Red Hat advisory (RHSA-2025:14991) and the referenced article https://access.redhat.com/articles/11258. Since this is an official fix, applying the update fully mitigates the vulnerabilities. No additional mitigation steps are indicated by the vendor.
Red Hat Security Advisory: glib2 security update
Description
This advisory addresses multiple security vulnerabilities in the GLib2 library used by Red Hat Enterprise Linux 8. 2 AUS. The issues include signal subscription vulnerabilities (CVE-2024-34397), a buffer overflow in set_connect_msg() (CVE-2024-52533), and a buffer underflow in g_string_insert_unichar (CVE-2025-4373). These vulnerabilities affect core components of GLib, which provides fundamental building blocks for C applications and GNOME. Red Hat has released updated packages to fix these vulnerabilities, rated with moderate security impact. No known exploits are reported in the wild. Users of affected Red Hat Enterprise Linux versions should apply the provided updates to remediate these issues.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Red Hat security advisory RHSA-2025:14991 addresses three vulnerabilities in the GLib2 library: CVE-2024-34397 involves signal subscription vulnerabilities; CVE-2024-52533 is a buffer overflow in the set_connect_msg() function; and CVE-2025-4373 is a buffer underflow in the g_string_insert_unichar function. GLib is a core library used in C applications and GNOME, providing essential utilities and object system functionality. These vulnerabilities could lead to memory corruption issues. The advisory provides updated glib2 packages for Red Hat Enterprise Linux 8.2 AUS to fix these issues. The security impact is rated as moderate by Red Hat Product Security. No CVSS scores are provided in the advisory, and no known active exploits have been reported.
Potential Impact
The vulnerabilities could allow attackers to cause memory corruption through buffer overflow and underflow conditions or exploit signal subscription flaws, potentially leading to application crashes or other unintended behavior. The advisory rates the overall security impact as moderate. There are no reports of exploitation in the wild at this time.
Mitigation Recommendations
Red Hat has released updated glib2 packages for Red Hat Enterprise Linux 8.2 AUS that address these vulnerabilities. Users should apply these official updates as detailed in the Red Hat advisory (RHSA-2025:14991) and the referenced article https://access.redhat.com/articles/11258. Since this is an official fix, applying the update 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-2025:14991
- Cve Count
- 3
- Additional Cves
- ["CVE-2024-52533","CVE-2025-4373"]
- Cvss Version
- null
Threat ID: 6a1f4e87e29bf47b500818c4
Added to database: 6/2/2026, 9:43:35 PM
Last enriched: 6/2/2026, 10:12:01 PM
Last updated: 6/3/2026, 5:00:45 AM
Views: 2
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