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Red Hat: CVE-2021-3518: CVE-2021-3518 libxml2: Use-after-free in xmlXIncludeDoProcess() in xinclude.c (Multiple Advisories)

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Red Hat: CVE-2021-3518: CVE-2021-3518 libxml2: Use-after-free in xmlXIncludeDoProcess() in xinclude.c (Multiple Advisories)

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
05/18/2021
Created
06/30/2021
Added
06/30/2021
Modified
12/15/2023

Description

There's a flaw in libxml2 in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by an application linked with libxml2 could trigger a use-after-free. The greatest impact from this flaw is to confidentiality, integrity, and availability.

Solution(s)

  • redhat-upgrade-libxml2
  • redhat-upgrade-libxml2-debuginfo
  • redhat-upgrade-libxml2-debugsource
  • redhat-upgrade-libxml2-devel
  • redhat-upgrade-python3-libxml2
  • redhat-upgrade-python3-libxml2-debuginfo

References

  • CVE-2021-3518
  • RHSA-2021:2569

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