🛡️ CVE-2022-31213 — dbus-broker

🟠 CVSS 7.5 — High ⚠️ Exploit Public CWE-476 NVD
7.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

An issue was discovered in dbus-broker before 31. Multiple NULL pointer dereferences can be found when supplying a malformed XML config file.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

CVE-2022-31213 is classified as CWE-476: NULL Pointer Dereference. A pointer that can be null is used without a check, crashing the process.

Affected software

CVE-2022-31213 is recorded against 1 package.

  • dbus-broker (fixed in 31)

Timeline and source

Published on 17 July 2022 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. A vendor advisory or fix has been published. Record sourced from NVD.

References

github.com
sec-consult.com
security.gentoo.org
github.com
sec-consult.com
security.gentoo.org

CVE-2022-31213 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity HIGH
CVSS Score 7.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE CWE-476
Public Exploit ⚠️ Yes
Source NVD
Published 2022-07-17
Updated 2026-08-11
Modified 2026-06-17

Affected Packages

Software From version Fixed in
dbus-broker — 31

Similar Threats

Exploit Protection

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CVE-2022-31213 carries CVSS 7.5 High rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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