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Amazon Linux AMI 2: CVE-2021-36087: Security patch for libsepol (Multiple Advisories)

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Amazon Linux AMI 2: CVE-2021-36087: Security patch for libsepol (Multiple Advisories)

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
07/01/2021
Created
09/28/2023
Added
09/28/2023
Modified
10/23/2023

Description

The CIL compiler in SELinux 3.2 has a heap-based buffer over-read in ebitmap_match_any (called indirectly from cil_check_neverallow). This occurs because there is sometimes a lack of checks for invalid statements in an optional block.

Solution(s)

  • amazon-linux-ami-2-upgrade-libsepol
  • amazon-linux-ami-2-upgrade-libsepol-debuginfo
  • amazon-linux-ami-2-upgrade-libsepol-devel
  • amazon-linux-ami-2-upgrade-libsepol-static

References

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