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Vulnerability DatabaseCVE-2023-29499
CVE-2023-29499:
NixOS vulnerability analysis and mitigation
Overview
A flaw was discovered in GLib (CVE-2023-29499) where GVariant deserialization fails to validate that the input conforms to the expected format, leading to denial of service. The vulnerability affects GLib versions prior to 2.74.4 and was disclosed in May 2023 (NVD, Red Hat).
Technical details
The vulnerability has been assigned a CVSS v3.1 base score of 7.5 (High) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. The issue is classified as CWE-400 (Uncontrolled Resource Consumption) and affects GLib's GVariant deserialization process (NVD).
Impact
When successfully exploited, this vulnerability can lead to denial of service by consuming excessive processing time or utilizing a large quantity of memory. The impact primarily affects application availability through the processing of untrusted GVariant input (Red Hat).
Mitigation and workarounds
The vulnerability has been fixed in GLib version 2.74.4. Users are advised to upgrade to this version or later. Multiple distributions have released security updates, including Red Hat Enterprise Linux, Debian, Ubuntu, and Gentoo (Ubuntu, Gentoo).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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