CVE-2022-43680

Published

Last updated

NVD

https://nvd.nist.gov/vuln/detail/CVE-2022-43680

Severity

Unknown

Description

In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate in out-of-memory situations.

References

https://images.chainguard.dev/security/CGA-v325-wv3h-279c
https://github.com/advisories/GHSA-4hjv-8mmr-jxwv
https://security.gentoo.org/glsa/202210-38
https://security.netapp.com/advisory/ntap-20221118-0007/
https://www.debian.org/security/2022/dsa-5266
http://www.openwall.com/lists/oss-security/2023/12/28/5
http://www.openwall.com/lists/oss-security/2024/01/03/5
https://lists.debian.org/debian-lts-announce/2022/10/msg00033.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AJ5VY2VYXE4WTRGQ6LMGLF6FV3SY37YE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BY4OPSIB33ETNUXZY2UPZ4NGQ3OKDY4D/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DPQVIF6TOJNY2T3ZZETFKR4G34FFREBQ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFCOMBSOJKLIKCGCJWHLJXO4EVYBG7AR/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUJ2BULJTZ2BMSKQHB6US674P55UCWWS/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG5XOOB7CD55CEE6OJYKSACSIMQ4RWQ6/
https://github.com/libexpat/libexpat/issues/649
https://github.com/libexpat/libexpat/pull/616
https://github.com/libexpat/libexpat/pull/650
https://security.alpinelinux.org/vuln/CVE-2022-43680
https://security-tracker.debian.org/tracker/CVE-2022-43680

Affected packages

Advisories are based on vulnerability information provided by Grype from Anchore. Learn how Chainguard creates security advisories.

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CVE-2022-43680

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