CVE-2024-45491 | BDVDB-2026-247143 Detail
libexpatexpat
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).
Impact#
Per CVSS v3.1: confidentiality impact low, integrity impact low, availability impact low. Attack vector: network.
Weaknesses#
- CWE-190 Integer Overflow or Wraparound
References#
- https://github.com/libexpat/libexpat/pull/891
- https://github.com/libexpat/libexpat/issues/888
- https://security.netapp.com/advisory/ntap-20241018-0003/
- https://lists.debian.org/debian-lts-announce/2024/09/msg00036.html
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://cert-portal.siemens.com/productcert/html/ssa-613116.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.