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CVE-2020-21602

Publication date 16 September 2021

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

libde265 v1.0.4 contains a heap buffer overflow in the put_weighted_bipred_16_fallback function, which can be exploited via a crafted a file.

Status

Package Ubuntu Release Status
libde265 24.10 oracular
Not affected
24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar Ignored end of life, was needs-triage
22.10 kinetic Ignored end of life, was needs-triage
22.04 LTS jammy
Not affected
21.10 impish Ignored end of life
21.04 hirsute Ignored end of life
20.04 LTS focal
Fixed 1.0.4-1ubuntu0.1
18.04 LTS bionic
16.04 LTS xenial
14.04 LTS trusty Not in release

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Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-6617-1
    • libde265 vulnerabilities
    • 30 January 2024

Other references