VULNERABILITY INTELLIGENCE
CVE-2023-32233
CVSS score7.8 HIGH
EPSS probability13.44%
CISA KEVNot currently listed
Published2023-05-08
Last modified2026-10-15
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Description
In the Linux kernel through 6.3.1, a use-after-free in Netfilter nf_tables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled.
Weakness classification
- nvd@nist.gov: CWE-416
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-416
Primary references
- cve@mitre.org — Patch, Third Party Advisory
- cve@mitre.org — Mailing List, Third Party Advisory
- cve@mitre.org — Issue Tracking, Mitigation, Third Party Advisory
- cve@mitre.org — Mailing List, Patch
- cve@mitre.org — Patch
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — Mailing List, Third Party Advisory
- cve@mitre.org — Issue Tracking
- cve@mitre.org — Mailing List, Third Party Advisory
- cve@mitre.org — Mailing List, Third Party Advisory
- cve@mitre.org — Mailing List, Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory