CVE-2022-25309

Publication date 22 February 2022

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

A heap-based buffer overflow flaw was found in the Fribidi package and affects the fribidi_cap_rtl_to_unicode() function of the fribidi-char-sets-cap-rtl.c file. This flaw allows an attacker to pass a specially crafted file to the Fribidi application with the '--caprtl' option, leading to a crash and causing a denial of service.

Read the notes from the security team

Status

Package Ubuntu Release Status
fribidi 22.04 LTS jammy
Fixed 1.0.8-2ubuntu3.1
21.10 impish
Fixed 1.0.8-2ubuntu2.1
20.04 LTS focal
Fixed 1.0.8-2ubuntu0.1
18.04 LTS bionic
Fixed 0.19.7-2ubuntu0.1
16.04 LTS xenial
14.04 LTS trusty Ignored end of standard support

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Notes

rayveldkamp

For bionic affected function is in charset/fribidi-char-sets-cap-rtl.c

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
fribidi

Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references