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Ubuntu 20.04 LTS: 5631-1 Critical: libjpeg-turbo DoS Risk

ubuntu
Calendar Grey September 22, 2022
Dist Ubuntu Esm H88
Several vulnerabilities resolved in libjpeg-turbo for Ubuntu 20.04 and 18.04, targeting denial of service and possible code execution threats.
Several security issues were fixed in libjpeg-turbo.

Summary

Several security issues were fixed in libjpeg-turbo.

Software Description:

- libjpeg-turbo: library for handling JPEG files

Details:

It was discovered that libjpeg-turbo incorrectly handled certain EOF

characters. An attacker could possibly use this issue to cause

libjpeg-turbo to consume resource, leading to a denial of service. This

issue only affected Ubuntu 18.04 LTS. (CVE-2018-11813)

It was discovered that libjpeg-turbo incorrectly handled certain malformed

jpeg files. An attacker could possibly use this issue to cause

libjpeg-turbo to crash, resulting in a denial of service. (CVE-2020-17541,

CVE-2020-35538)

It was discovered that libjpeg-turbo incorrectly handled certain malformed

PPM files. An attacker could use this issue to cause libjpeg-turbo to

crash, resulting in a denial of service, or possibly execute arbitrary

code. This issue only affected Ubuntu 20.04 LTS. (CVE-2021-46822)

Topics%20covered

Topics Covered

security advisory denial of service ubuntu resource consumption libjpeg-turbo

Update Instructions

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

Ubuntu 20.04 LTS:
  libjpeg-turbo8                  2.0.3-0ubuntu1.20.04.3
  libturbojpeg                    2.0.3-0ubuntu1.20.04.3

Ubuntu 18.04 LTS:
  libjpeg-turbo8                  1.5.2-0ubuntu5.18.04.6
  libturbojpeg                    1.5.2-0ubuntu5.18.04.6

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

References

https://ubuntu.com/security/notices/USN-5631-1

CVE-2018-11813, CVE-2020-17541, CVE-2020-35538, CVE-2021-46822

Severity
critical
Lowest
Low
Medium
High
Critical

September 22, 2022

Topics%20covered

Topics Covered

security advisory denial of service ubuntu resource consumption libjpeg-turbo

Package Information

https://launchpad.net/ubuntu/+source/libjpeg-turbo/1.5.2-0ubuntu5.18.04.6

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