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Red Hat: CVE-2021-36084: CVE-2021-36084 libsepol: use-after-free in __cil_verify_classperms() (Multiple Advisories)

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Red Hat: CVE-2021-36084: CVE-2021-36084 libsepol: use-after-free in __cil_verify_classperms() (Multiple Advisories)

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
07/01/2021
Created
11/11/2021
Added
11/10/2021
Modified
12/15/2023

Description

The CIL compiler in SELinux 3.2 has a use-after-free in __cil_verify_classperms (called from __cil_verify_classpermission and __cil_pre_verify_helper).

Solution(s)

  • redhat-upgrade-libsepol
  • redhat-upgrade-libsepol-debuginfo
  • redhat-upgrade-libsepol-debugsource
  • redhat-upgrade-libsepol-devel
  • redhat-upgrade-libsepol-static

References

  • CVE-2021-36084
  • RHSA-2021:4513

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