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Ubuntu Security Notice USN-5718-1

Ubuntu Security Notice 5718-1 - Maddie Stone discovered that pixman incorrectly handled certain memory operations. A remote attacker could use this issue to cause pixman to crash, resulting in a denial of service, or possibly execute arbitrary code.

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Ubuntu Security Notice USN-5718-1
November 08, 2022

pixman vulnerability

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

  • Ubuntu 22.10
  • Ubuntu 22.04 LTS
  • Ubuntu 20.04 LTS
  • Ubuntu 18.04 LTS

Summary:

pixman could be made to crash or run programs if it processed specially
crafted input.

Software Description:

  • pixman: pixel-manipulation library for X and cairo

Details:

Maddie Stone discovered that pixman incorrectly handled certain memory
operations. A remote attacker could use this issue to cause pixman 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 22.10:
libpixman-1-0 0.40.0-1ubuntu0.22.10.1

Ubuntu 22.04 LTS:
libpixman-1-0 0.40.0-1ubuntu0.22.04.1

Ubuntu 20.04 LTS:
libpixman-1-0 0.38.4-0ubuntu2.1

Ubuntu 18.04 LTS:
libpixman-1-0 0.34.0-2ubuntu0.1

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

References:
https://ubuntu.com/security/notices/USN-5718-1
CVE-2022-44638

Package Information:
https://launchpad.net/ubuntu/+source/pixman/0.40.0-1ubuntu0.22.10.1
https://launchpad.net/ubuntu/+source/pixman/0.40.0-1ubuntu0.22.04.1
https://launchpad.net/ubuntu/+source/pixman/0.38.4-0ubuntu2.1
https://launchpad.net/ubuntu/+source/pixman/0.34.0-2ubuntu0.1

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Red Hat Security Advisory 2024-2525-03 - An update for mingw-pixman is now available for Red Hat Enterprise Linux 9. Issues addressed include integer overflow and out of bounds write vulnerabilities.

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Ubuntu Security Notice USN-5718-2

Ubuntu Security Notice 5718-2 - USN-5718-1 fixed a vulnerability in pixman. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Maddie Stone discovered that pixman incorrectly handled certain memory operations. A remote attacker could use this issue to cause pixman to crash, resulting in a denial of service, or possibly execute arbitrary code.

Debian Security Advisory 5276-1

Debian Linux Security Advisory 5276-1 - Maddie Stone reported a heap-based buffer overflow flaw in pixman, a pixel-manipulation library for X and cairo, which could result in denial of service or potentially the execution of arbitrary code.

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