[USN-5638-1] Expat vulnerability
Ian Constantin
ian.constantin at canonical.com
Mon Sep 26 15:16:25 UTC 2022
==========================================================================
Ubuntu Security Notice USN-5638-1
September 26, 2022
expat vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 ESM
Summary:
Expat could be made to crash or execute arbitrary code.
Software Description:
- expat: XML parsing C library
Details:
Rhodri James discovered that Expat incorrectly handled memory when
processing certain malformed XML files. An attacker could possibly
use this issue to cause a crash or execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 16.04 ESM:
expat 2.1.0-7ubuntu0.16.04.5+esm6
lib64expat1 2.1.0-7ubuntu0.16.04.5+esm6
libexpat1 2.1.0-7ubuntu0.16.04.5+esm6
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5638-1
CVE-2022-40674
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