[USN-6036-1] PatchELF vulnerability

[Mark Esler]

==========================================================================

Ubuntu Security Notice USN-6036-1
April 20, 2023

patchelf vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.10
- Ubuntu 22.04 ESM

Summary:

patchelf could be made to crash or read sensitive data if it opened
a specially crafted file.

Software Description:
- patchelf: modify properties of ELF executables

Details:

It was discovered that PatchELF was not properly performing bounds
checks, which could lead to an out-of-bounds read via a specially
crafted file. An attacker could possibly use this issue to cause a
denial of service or to expose sensitive information. (CVE-2022-44940)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.10:
patchelf 0.14.3-1ubuntu0.1

Ubuntu 22.04 ESM:
patchelf 0.14.3-1ubuntu0.1~esm1

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-6036-1
CVE-2022-44940

Package Information:
https://launchpad.net/ubuntu/+source/patchelf/0.14.3-1ubuntu0.1
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