🛡️ USN-6164-2 — c-ares

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

c-ares vulnerabilities

USN-6164-1 fixed several vulnerabilities in c-ares. This update provides

the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

Original advisory details:

Hannes Moesl discovered that c-ares incorrectly handled certain ipv6

addresses. An attacker could use this issue to cause c-ares to crash,

resulting in a denial of service, or possibly execute arbitrary code.

(CVE-2023-31130)

Xiang Li discovered that c-ares incorrectly handled certain UDP packets. A

remote attacker could possibly use this issue to cause c-res to crash,

resulting in a denial of service. (CVE-2023-32067)

Affected software

USN-6164-2 is recorded against 1 package.

  • c-ares (fixed in 1.14.0-1ubuntu0.2+esm1)

Timeline and source

Published on 11 September 2023 and last revised on 25 June 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

ubuntu.com (Advisory)
ubuntu.com (Report)
ubuntu.com (Report)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2023-09-11
Updated 2026-08-12
Modified 2026-06-25
Fix URL N/A

Affected Packages

Software From version Fixed in
c-ares — 1.14.0-1ubuntu0.2+esm1

Similar Threats

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