CVE-2022-4904

Publication date 15 February 2023

Last updated 21 October 2026

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.6 · High

Score breakdown

Description

A flaw was found in the c-ares package. The ares_set_sortlist is missing checks about the validity of the input string, which allows a possible arbitrary length stack overflow. This issue may cause a denial of service or a limited impact on confidentiality and integrity.

Status

Package Ubuntu Release Status
c-ares 26.10 stonking
Not affected
26.04 LTS resolute
Not affected
25.10 questing
Not affected
25.04 plucky
Not affected
24.10 oracular
Not affected
24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar
Not affected
22.10 kinetic
Fixed in 1.18.1-1ubuntu0.22.10.1
22.04 LTS jammy
Fixed in 1.18.1-1ubuntu0.22.04.1
20.04 LTS focal
Fixed in 1.15.0-1ubuntu0.2
18.04 LTS bionic
Fixed in 1.14.0-1ubuntu0.2
16.04 LTS xenial
Fixed in 1.10.0-3ubuntu0.2+esm4
14.04 LTS trusty Ignored end of standard support

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Patch details

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

Package Patch details
c-ares

Severity score breakdown

CVSS version: CVSS v3.0

Base score 8.6 · High

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

References

Related Ubuntu Security Notices (USN)

Other references

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