CVE-2023-32233
7.8
HIGH
CVSS 3.1
EPSS 0.91%
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.
How to fix CVE-2023-32233
To remediate CVE-2023-32233, upgrade the affected package to a fixed version below.
- Alpine/linux-lts—upgrade to 6.1.27-r3 or later
- —upgrade to 5.10.179-1 or later
Is CVE-2023-32233 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 6.1.27-r3
- from 0, < 5.10.179-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |