EPSS
Percentile
85.6%
libexpat is vulnerable to denial of service. The vulnerability exists due to a lack of sanitization of boundary in storeAtts function in xmlparse.c leading to an integer overflow.
storeAtts
xmlparse.c
www.openwall.com/lists/oss-security/2022/01/17/3
cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
github.com/libexpat/libexpat/pull/539
security.gentoo.org/glsa/202209-24
www.debian.org/security/2022/dsa-5073
www.tenable.com/security/tns-2022-05