CVE-2023-45322
6.5
MEDIUM
CVSS 3.1
EPSS 0.07%
Description
libxml2 through 2.11.5 has a use-after-free that can only occur after a certain memory allocation fails. This occurs in xmlUnlinkNode in tree.c. NOTE: the vendor's position is "I don't think these issues are critical enough to warrant a CVE ID ... because an attacker typically can't control when memory allocations fail."
How to fix CVE-2023-45322
To remediate CVE-2023-45322, upgrade the affected package to a fixed version below.
- —upgrade to 2.9.10+dfsg-6.7+deb11u6 or later
Is CVE-2023-45322 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.9.10+dfsg-6.7+deb11u6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |