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Ubuntu 21.10: USN-5391-1 Critical Libsepol Denial of Service Issue

ubuntu
Calendar Grey April 27, 2022
Dist Ubuntu Esm H88
A series of vulnerabilities in libsepol have been patched in Ubuntu via package updates, impacting various versions.
Several security issues were fixed in libsepol.

Summary

Topics%20covered

Topics Covered

security advisory denial of service critical issue libsepol ubuntu

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10:   libsepol1                       3.1-1ubuntu2.1   sepol-utils                     3.1-1ubuntu2.1 Ubuntu 20.04 LTS:   libsepol1                       3.0-1ubuntu0.1   sepol-utils                     3.0-1ubuntu0.1 Ubuntu 18.04 LTS:   libsepol1                       2.7-1ubuntu0.1   sepol-utils                     2.7-1ubuntu0.1 Ubuntu 16.04 ESM:   libsepol1                       2.4-2ubuntu0.1~esm1   sepol-utils                     2.4-2ubuntu0.1~esm1 In general, a standard system update will make all the necessary changes.

References

    CVE-2021-36084, CVE-2021-36085, CVE-2021-36086, CVE-2021-36087

Severity
critical
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Low
Medium
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Critical

April 27, 2022

Topics%20covered

Topics Covered

security advisory denial of service critical issue libsepol ubuntu

Package Information

  https://launchpad.net/ubuntu/+source/libsepol/3.1-1ubuntu2.1   https://launchpad.net/ubuntu/+source/libsepol/3.0-1ubuntu0.1   https://launchpad.net/ubuntu/+source/libsepol/2.7-1ubuntu0.1

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