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Status published
High
CVE-2021-3516
There's a flaw in libxml2's xmllint in versions before 2.9.11....
Vulnerability Description
There's a flaw in libxml2's xmllint in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by xmllint could trigger a use-after-free. The greatest impact of this flaw is to confidentiality, integrity, and availability.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QVM4UJ3376I6ZVOYMHBNX4GY3NIV52WV/
- https://lists.debian.org/debian-lts-announce/2021/05/msg00008.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1954225
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BZOMV5J4PMZAORVT64BKLV6YIZAFDGX6/
- https://security.gentoo.org/glsa/202107-05
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://gitlab.gnome.org/GNOME/libxml2/-/issues/230
- https://gitlab.gnome.org/GNOME/libxml2/-/commit/1358d157d0bd83be1dfe356a69213df9fac0b539
- https://security.netapp.com/advisory/ntap-20210716-0005/
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Affected Vendor
Affected Software
libxml2
Vulnerable Versions:
libxml2 2.9.11
Timeline
Official Publish:
June 1st, 2021
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H