ALPINE-CVE-2022-23852

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2022-23852
Published: 24 Jan 2022, 02:15
Last modified:03 Dec 2025, 22:49

Vulnerability Summary

Overall Risk (default)
high
70/100
CVSS Score
9.8 CRITICAL
3.1 (osv_alpine)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

24 Jan 2022, 02:15
Published
Vulnerability first disclosed
03 Dec 2025, 22:49
Last Modified
Vulnerability information updated

Description

Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for configurations with a nonzero XML_CONTEXT_BYTES.

CVSS Metrics

  • v3.1•CRITICAL•Score: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • alpine•expat

    < 2.2.10-r1 | < 2.2.10-r3 | < 2.4.4-r0 | < 2.4.4-r0 | < 2.4.4-r0 | < 2.4.4-r0 | < 2.4.4-r0 | < 2.4.4-r0 | < 2.4.4-r0 | < 2.4.4-r0 | < 2.4.4-r0 | < 2.4.4-r0

References (1)