Ubuntu 5718-2: pixman vulnerability | LinuxSecurity.com
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Ubuntu Security Notice USN-5718-2
November 30, 2022

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

- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM

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:

USN-5718-1 fixed a vulnerability in pixman. This update provides the
corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory 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 16.04 ESM:
   libpixman-1-0                   0.33.6-1ubuntu0.1~esm1
   libpixman-1-dev                 0.33.6-1ubuntu0.1~esm1

Ubuntu 14.04 ESM:
   libpixman-1-0                   0.30.2-2ubuntu1.2+esm1
   libpixman-1-dev                 0.30.2-2ubuntu1.2+esm1

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

References:
   https://ubuntu.com/security/notices/USN-5718-2
   https://ubuntu.com/security/notices/USN-5718-1
   CVE-2022-44638

Ubuntu 5718-2: pixman vulnerability

November 30, 2022
pixman could be made to crash or run programs if it processed specially crafted input.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 ESM - Ubuntu 14.04 ESM 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: USN-5718-1 fixed a vulnerability in pixman. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory 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 16.04 ESM:   libpixman-1-0                   0.33.6-1ubuntu0.1~esm1   libpixman-1-dev                 0.33.6-1ubuntu0.1~esm1 Ubuntu 14.04 ESM:   libpixman-1-0                   0.30.2-2ubuntu1.2+esm1   libpixman-1-dev                 0.30.2-2ubuntu1.2+esm1 After a standard system update you need to restart your session to make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-5718-2

  https://ubuntu.com/security/notices/USN-5718-1

  CVE-2022-44638

Severity
Ubuntu Security Notice USN-5718-2

Package Information

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