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USN-6617-1: libde265 vulnerabilities

30 January 2024

Several security issues were fixed in libde265.

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Releases

Packages

  • libde265 - Open H.265 video codec implementation

Details

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 and Ubuntu 18.04 LTS. (CVE-2020-21594)

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-2020-21595, CVE-2020-21596,
CVE-2020-21599, CVE-2020-21600, CVE-2020-21601, CVE-2020-21602,
CVE-2020-21603, CVE-2020-21604, CVE-2020-21605)

It was discovered that libde265 did not properly manage 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 or
execute arbitrary code. This issue only affected Ubuntu 20.04 LTS.
(CVE-2020-21597, CVE-2020-21598, CVE-2020-21606, CVE-2021-36408)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04

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

Related notices

  • USN-6627-1: libde265-examples, libde265, libde265-0, libde265-dev