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Ubuntu 20.04 & 22.04: USN-6677-1 Critical Libde265 Denial of Service Fix

ubuntu
Calendar Grey March 5, 2024
Dist Ubuntu Esm H88
Several vulnerabilities present in libde265 may result in service disruptions or arbitrary code execution. Ensure you apply the most recent security updates.
Several security issues were fixed in libde265.

Summary

Several security issues were fixed in libde265.

Software Description:

- libde265: Open H.265 video codec implementation

Details:

It was discovered that libde265 could be made to dereference invalid

memory. If a user or automated system were tricked into opening a specially

crafted file, an attacker could possibly use this issue to cause a denial

of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.

(CVE-2023-27102)

It was discovered that libde265 could be made to write out of bounds. If a

user or automated system were tricked into opening a specially crafted

file, an attacker could possibly use this issue to cause a denial of

service or execute arbitrary code. This issue only affected Ubuntu 16.04

LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS.

(CVE-2023-27103)

It was discovered that libde265 could be made to write out of bounds. If a

user or automated system were tricked into opening a specially crafted

file, an atta...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service high severity update instructions libde265

Update Instructions

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

Ubuntu 23.10:
   libde265-0                      1.0.12-2ubuntu0.1

Ubuntu 22.04 LTS:
   libde265-0                      1.0.8-1ubuntu0.3

Ubuntu 20.04 LTS:
   libde265-0                      1.0.4-1ubuntu0.4

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
   libde265-0                      1.0.2-2ubuntu0.18.04.1~esm4

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
   libde265-0                      1.0.2-2ubuntu0.16.04.1~esm4

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

References

 

  CVE-2023-27102, CVE-2023-27103, CVE-2023-43887, CVE-2023-47471,

  CVE-2023-49465, CVE-2023-49467, CVE-2023-49468

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6677-1

Topics%20covered

Topics Covered

security advisory denial of service high severity update instructions libde265

Package Information

 
  https://launchpad.net/ubuntu/+source/libde265/1.0.8-1ubuntu0.3
  https://launchpad.net/ubuntu/+source/libde265/1.0.4-1ubuntu0.4

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