Ubuntu Security Notice 5025-2 - USN-5025-1 fixed a vulnerability in libsndfile. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. It was discovered that libsndfile incorrectly handled certain malformed files. A remote attacker could use this issue to cause libsndfile to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.
71161ce693fd49985174cabbe4b4902ec1c5e2c717f481624564ca59b97f89c6
==========================================================================
Ubuntu Security Notice USN-5025-2
July 29, 2021
libsndfile vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM
Summary:
libsndfile could be made to crash or run programs as your login if it
opened a specially crafted file.
Software Description:
- libsndfile: Library for reading/writing audio files
Details:
USN-5025-1 fixed a vulnerability in libsndfile. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.
Original advisory details:
It was discovered that libsndfile incorrectly handled certain malformed
files. A remote attacker could use this issue to cause libsndfile to crash,
resulting in a denial of service, or possibly execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 16.04 ESM:
libsndfile1 1.0.25-10ubuntu0.16.04.3+esm1
sndfile-programs 1.0.25-10ubuntu0.16.04.3+esm1
Ubuntu 14.04 ESM:
libsndfile1 1.0.25-7ubuntu2.2+esm2
sndfile-programs 1.0.25-7ubuntu2.2+esm2
After a standard system update you need to restart your session to make
all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5025-2
https://ubuntu.com/security/notices/USN-5025-1
CVE-2021-3246