Description
libexpat before 2.8.0 uses insufficient entropy, and thus hash flooding can occur via a crafted XML document.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
libexpat project libexpat
Default version status: unaffected
0 to < 2.8.0affected
References
- https://github.com/libexpat/libexpat/pull/1183 ↗
- https://github.com/libexpat/libexpat/issues/47 ↗
- https://www.openwall.com/lists/oss-security/2026/04/26/1 ↗
- https://blog.hartwork.org/posts/expat-2-8-0-released/ ↗
- http://www.openwall.com/lists/oss-security/2026/04/26/1 ↗
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html ↗