1. Ubuntu Security Notices
  2. USN-6677-1

USN-6677-1: libde265 vulnerabilities

Publication date

5 March 2024

Overview

Several security issues were fixed in libde265.

Releases

Packages

  • 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 attacker could...

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 attacker could possibly use this issue to cause a denial of
service or execute arbitrary code. (CVE-2023-43887, CVE-2023-47471,
CVE-2023-49465, CVE-2023-49467, CVE-2023-49468)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
23.10 mantic libde265-0 –  1.0.12-2ubuntu0.1
22.04 jammy libde265-0 –  1.0.8-1ubuntu0.3
20.04 focal libde265-0 –  1.0.4-1ubuntu0.4
18.04 bionic libde265-0 –  1.0.2-2ubuntu0.18.04.1~esm4  
16.04 xenial libde265-0 –  1.0.2-2ubuntu0.16.04.1~esm4  

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References

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