In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting depth in the DTD element.
Medium CVSS 6.5
Summary
In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting depth in the DTD element.
In-depth triage
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
- :
- :
- :
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Sources
- NVD DATABASE
Original Links
- http://www.openwall.com/lists/oss-security/2022/02/19/1 Mailing List
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf Third Party Advisory
- https://github.com/libexpat/libexpat/pull/558 Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/
- https://security.gentoo.org/glsa/202209-24 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220303-0008/ Third Party Advisory
- https://www.debian.org/security/2022/dsa-5085 Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.html Patch
- http://www.openwall.com/lists/oss-security/2022/02/19/1 Mailing List
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf Third Party Advisory
- https://github.com/libexpat/libexpat/pull/558 Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/
- https://security.gentoo.org/glsa/202209-24 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220303-0008/ Third Party Advisory
- https://www.debian.org/security/2022/dsa-5085 Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.html Patch
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- https://cert-portal.siemens.com/productcert/html/ssa-484086.html
Timeline
- nvd_ingest NVD