PT-2025-46022 · Julia · Expat Jll

Published 2025-10-14 · Updated 2025-10-14

OSV

Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML GetBuffer, for configurations with a nonzero XML CONTEXT BYTES.

Related Identifiers

JLSEC-2025-50

Affected Products

Expat Jll

References · 9

• https://debian.org/security/2022/dsa-5073 · Vendor Advisory
• https://osv.dev/vulnerability/JLSEC-2025-50 · Vendor Advisory
• https://github.com/libexpat/libexpat/pull/550 · Note
• https://tenable.com/security/tns-2022-05 · Note
• https://security.gentoo.org/glsa/202209-24 · Note
• https://oracle.com/security-alerts/cpuapr2022.html · Note
• https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf · Note
• https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html · Note
• https://security.netapp.com/advisory/ntap-20220217-0001 · Note