libexpat fixes a high-severity vulnerability

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[TLP:CLEAR] libexpat fixes a high-severity vulnerability

libexpat fixes a high-severity vulnerability in version 2.7.0 [1], which so far has been fixed only by Gentoo [2]. Debian [3], Ubuntu [4] and Red Hat [5] have not yet released a fix for the library itself, but the software on those operating systems that uses the library is either not affected, no fix is planned, or the vulnerability check has not yet been carried out.

libexpat - DoS (CVE-2024-8176)

CVSS 7.5 (High)

By processing a specially crafted XML file, an unauthenticated remote attacker can carry out a DoS attack [1].

The vulnerability is present in product:

libexpat; <2.7.0;

CVSS: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

More information:

CVE-2024-8176 at cve.org, NVD
CWE-674: Uncontrolled Recursion at cwe.mitre.org

The vulnerability was publicly disclosed 14. 3. 2025.

Links

By CESNET, z.s.p.o. Martin Krajči on 18. 3. 2025.

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[TLP:CLEAR] libexpat fixes a high-severity vulnerability

libexpat - DoS (CVE-2024-8176)

CVSS 7.5 (High)

Links