CVE - CVE-2021-45960

CVE-ID
CVE-2021-45960	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf CONFIRM:https://security.netapp.com/advisory/ntap-20220121-0004/ CONFIRM:https://www.tenable.com/security/tns-2022-05 DEBIAN:DSA-5073 URL:https://www.debian.org/security/2022/dsa-5073 GENTOO:GLSA-202209-24 URL:https://security.gentoo.org/glsa/202209-24 MISC:https://bugzilla.mozilla.org/show_bug.cgi?id=1217609 MISC:https://github.com/libexpat/libexpat/issues/531 MISC:https://github.com/libexpat/libexpat/pull/534 MLIST:[oss-security] 20220117 Expat 2.4.3 released, includes 8 security fixes URL:http://www.openwall.com/lists/oss-security/2022/01/17/3
Assigning CNA
MITRE Corporation
Date Record Created
20220101	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20220101)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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