Debian Security Advisory

DSA-5236-1 expat -- security update

Date Reported:
22 Sep 2022
Affected Packages:
Security database references:
In the Debian bugtracking system: Bug 1019761.
In Mitre's CVE dictionary: CVE-2022-40674.
More information:

Rhodri James discovered a heap use-after-free vulnerability in the doContent function in Expat, an XML parsing C library, which could result in denial of service or potentially the execution of arbitrary code, if a malformed XML file is processed.

For the stable distribution (bullseye), this problem has been fixed in version 2.2.10-2+deb11u4.

We recommend that you upgrade your expat packages.

For the detailed security status of expat please refer to its security tracker page at: