CVE-2021-4115
There is a flaw in polkit which can allow an unprivileged user to cause polkit to crash, due to process file descriptor exhaustion. The highest threat from this vulnerability is to availability. NOTE: Polkit process outage duration is tied to the failing process being reaped and a new one being spawned
- Score
- CVSS 3.1 5.5 Medium
- Status
- Modified - secalert@redhat.com
- Published
- 2022-02-21
- Last modified
- 2024-08-03
- Weaknesses
- CWE-400
Affected products
- Ubuntu Linux (Canonical)
- Debian Linux (Debian)
- Fedora (Fedoraproject)
- Zfs Storage Appliance Kit (Oracle)
- Polkit (Polkit Project)
- Enterprise Linux (Redhat)
References
- http://packetstormsecurity.com/files/172849/polkit-File-Descriptor-Exhaustion.html
- https://access.redhat.com/security/cve/cve-2021-4115
- https://gitlab.com/redhat/centos-stream/rpms/polkit/-/merge_requests/6/diffs?commit_id=bf900df04dc390d389e59aa10942b0f2…
- https://gitlab.freedesktop.org/polkit/polkit/-/issues/141
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VGKWCBS6IDZYYDYM2WIWJM…
- https://www.oracle.com/security-alerts/cpujul2022.html
