CVE-2024-45492
9.8
CRITICAL
CVSS 3.1
EPSS 2.3%
Description
An issue was discovered in libexpat before 2.6.3. nextScaffoldPart in xmlparse.c can have an integer overflow for m_groupSize on 32-bit platforms (where UINT_MAX equals SIZE_MAX).
How to fix CVE-2024-45492
To remediate CVE-2024-45492, upgrade the affected package to a fixed version below.
- Alpine/expat—upgrade to 2.6.3-r0 or later
- Debian/expat—upgrade to 2.2.10-2+deb11u6 or later
- —no fix listed
Is CVE-2024-45492 being exploited?
Low — EPSS is 2.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.6.3-r0
- from 0, < 2.2.10-2+deb11u6
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |