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Ubuntu 20.04 LTS USN-6182-1 Moderate Pngcheck Denial Of Service

ubuntu
Calendar Grey June 21, 2023
Dist Ubuntu Esm H88
The Ubuntu Security Notice USN-6183-1 published on June 22, 2023, highlights vulnerabilities in the tar utility that impact various LTS versions.
Several security issues were fixed in pngcheck.

Summary

Several security issues were fixed in pngcheck.

Software Description:

- pngcheck: Verifies the integrity of PNG, JNG and MNG files

Details:

It was discovered that pngcheck incorrectly handled certain inputs. If a

user or an automated system were tricked into opening a specially crafted

input file, a remote attacker could possibly use this issue to cause a

denial of service.

Topics%20covered

Topics Covered

security advisory moderate denial of service ubuntu pngcheck

Update Instructions

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

Ubuntu 20.04 LTS:
   pngcheck                        2.3.0-7ubuntu0.20.04.1

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
   pngcheck                        2.3.0-7ubuntu0.18.04.1~esm1

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
   pngcheck                        2.3.0-7ubuntu0.16.04.1~esm1

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

References

https://ubuntu.com/security/notices/USN-6182-1

CVE-2020-27818, CVE-2020-35511

Severity
important
Lowest
Low
Medium
High
Critical

June 21, 2023

Topics%20covered

Topics Covered

security advisory moderate denial of service ubuntu pngcheck

Package Information

https://launchpad.net/ubuntu/+source/pngcheck/2.3.0-7ubuntu0.20.04.1

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