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Ubuntu 21.04: 5025-1 Critical: libsndfile Denial Of Service Risk

ubuntu
Calendar Grey July 29, 2021
Dist Ubuntu Esm H88
An important USN-5025-1 alert outlines a libsndfile vulnerability that could lead to a system crash, along with necessary updates for both Ubuntu 20.04 and 21.04.
libsndfile could be made to crash or run programs as your login if it opened a specially crafted file.

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:

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.

Topics%20covered

Topics Covered

security advisory denial of service critical ubuntu libsndfile

Update Instructions

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

Ubuntu 21.04:
  libsndfile1                     1.0.31-1ubuntu1.1
  sndfile-programs                1.0.31-1ubuntu1.1

Ubuntu 20.04 LTS:
  libsndfile1                     1.0.28-7ubuntu0.1
  sndfile-programs                1.0.28-7ubuntu0.1

Ubuntu 18.04 LTS:
  libsndfile1                     1.0.28-4ubuntu0.18.04.2
  sndfile-programs                1.0.28-4ubuntu0.18.04.2

After a standard system update you need to restart your session to make
all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5025-1

CVE-2021-3246

Severity
critical
Lowest
Low
Medium
High
Critical

July 29, 2021

Topics%20covered

Topics Covered

security advisory denial of service critical ubuntu libsndfile

Package Information

https://launchpad.net/ubuntu/+source/libsndfile/1.0.31-1ubuntu1.1
https://launchpad.net/ubuntu/+source/libsndfile/1.0.28-7ubuntu0.1
https://launchpad.net/ubuntu/+source/libsndfile/1.0.28-4ubuntu0.18.04.2

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