DEBIAN-CVE-2024-45491

Advisory lineage Upstream: 1 Downstream: 2
Upstream
CVE-2024-45491
Published: 30 Aug 2024, 03:15
Last modified:28 Apr 2026, 20:28

Vulnerability Summary

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

Timeline

30 Aug 2024, 03:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:28
Last Modified
Vulnerability information updated

Description

An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts on 32-bit platforms (where UINT_MAX equals SIZE_MAX).

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

  • debian•expat

    < 2.2.10-2+deb11u6 | < 2.5.0-1+deb12u1 | < 2.6.2-2 | < 2.6.2-2

  • debian•libxmltok

    all | all

References (1)