CVE-2022-25235

CVSS 9.8 CRITICALEPSS 4.9%CWE-116

xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certain context.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Produtos afetados

n/a · n/a

PoCs públicas encontradas — 1

githubgithub.com/Satheesh575555/external_expat_AOSP10_r33_CVE-2022-25235★ 0

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Referências

https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf https://github.com/libexpat/libexpat/pull/562 https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html 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 https://security.netapp.com/advisory/ntap-20220303-0008/https://www.debian.org/security/2022/dsa-5085 https://www.oracle.com/security-alerts/cpuapr2022.html http://www.openwall.com/lists/oss-security/2022/02/19/1