CVE-2021-4034

high KEV
Published 2022-06-27 · Modified 2022-01-25
CVSS v3
CVSS v2
VIR risk
9.5

Description

Important: polkit security update

CISA KEV

Vendor
Red Hat
Product
Polkit
Due date
2022-07-18

Predictions

Exploit likelihood
99%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/8/ALSA-2022-0267.html

vendor Authored 2026-05-27

Vendor advisory: cisa-kev — https://nvd.nist.gov/vuln/detail/CVE-2021-4034

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-4034

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2022:0267

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-4034.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202204-2

Exploits

OS impact

OSVersionStatusFixed in
arch archfixed0.120-5
suse slesaffected
rockylinux rocky8fixed
debian debianbookwormfixed0.105-31.1
debian debianbullseyefixed0.105-31+deb11u1
debian debianforkyfixed0.105-31.1
debian debiansidfixed0.105-31.1
debian debiantrixiefixed0.105-31.1

References

Verify integrity in audit chain (admin only). AS-IS.