vulnerability
Arch Linux: Denial of service (CVE-2021-4115)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:L/Au:N/C:N/I:N/A:P) | Feb 21, 2022 | Jul 11, 2025 | Nov 27, 2025 |
Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
Feb 21, 2022
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
There is a file descriptor leak in polkit, which can enable an unprivileged user to cause polkit to crash, due to file descriptor exhaustion.
Solution
arch-linux-upgrade-latest
References
- CVE-2021-4115
- https://attackerkb.com/topics/CVE-2021-4115
- URL-http://packetstormsecurity.com/files/172849/polkit-File-Descriptor-Exhaustion.html
- URL-https://access.redhat.com/security/cve/cve-2021-4115
- URL-https://gitlab.com/redhat/centos-stream/rpms/polkit/-/merge_requests/6/diffs?commit_id=bf900df04dc390d389e59aa10942b0f2b15c531e
- URL-https://gitlab.freedesktop.org/polkit/polkit/-/issues/141
- URL-https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VGKWCBS6IDZYYDYM2WIWJM5BL7QQTWPF/
- URL-https://security.archlinux.org/ASA-202204-2
- URL-https://www.oracle.com/security-alerts/cpujul2022.html
- CWE-400
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.