Ubuntu 5614-2: Wayland vulnerability | LinuxSecurity.com
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Ubuntu Security Notice USN-5614-2
October 03, 2022

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

- Ubuntu 16.04 ESM

Summary:

Wayland could be made to crash or run programs.

Software Description:
- wayland: Wayland compositor infrastructure

Details:

USN-5614-1 fixed a vulnerability in Wayland. This update
provides the corresponding update for Ubuntu 16.04 ESM.

Original advisory details:

  It was discovered that Wayland incorrectly handled reference counting
  certain objects. An attacker could use this issue to cause Wayland 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:
   libwayland-bin                     1.12.0-1~ubuntu16.04.3+esm1
   libwayland-client0               1.12.0-1~ubuntu16.04.3+esm1
   libwayland-cursor0              1.12.0-1~ubuntu16.04.3+esm1
   libwayland-server0              1.12.0-1~ubuntu16.04.3+esm1

After a standard system update you need to reboot your computer to make all
the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-5614-2
   https://ubuntu.com/security/notices/USN-5614-1
   CVE-2021-3782

Ubuntu 5614-2: Wayland vulnerability

October 3, 2022

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 ESM Summary: Wayland could be made to crash or run programs. Software Description: - wayland: Wayland compositor infrastructure Details: USN-5614-1 fixed a vulnerability in Wayland. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that Wayland incorrectly handled reference counting certain objects. An attacker could use this issue to cause Wayland 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: libwayland-bin 1.12.0-1~ubuntu16.04.3+esm1 libwayland-client0 1.12.0-1~ubuntu16.04.3+esm1 libwayland-cursor0 1.12.0-1~ubuntu16.04.3+esm1 libwayland-server0 1.12.0-1~ubuntu16.04.3+esm1 After a standard system update you need to reboot your computer to make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5614-2

https://ubuntu.com/security/notices/USN-5614-1

CVE-2021-3782

Severity
Ubuntu Security Notice USN-5614-2

Package Information

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