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Security Advisories

CVE-2018-6553

NVD

https://nvd.nist.gov/vuln/detail/CVE-2018-6553

Severity

8.8

High

CVSS V3

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Description

The CUPS AppArmor profile incorrectly confined the dnssd backend due to use of hard links. A local attacker could possibly use this issue to escape confinement. This flaw affects versions prior to 2.2.7-1ubuntu2.1 in Ubuntu 18.04 LTS, prior to 2.2.4-7ubuntu3.1 in Ubuntu 17.10, prior to 2.1.3-4ubuntu0.5 in Ubuntu 16.04 LTS, and prior to 1.7.2-0ubuntu1.10 in Ubuntu 14.04 LTS.

References

  • https://nvd.nist.gov/vuln/detail/CVE-2018-6553
  • https://github.com/advisories/GHSA-2f8v-v7q3-8gqv
  • https://lists.debian.org/debian-lts-announce/2018/07/msg00014.html
  • https://security.gentoo.org/glsa/201908-08
  • https://usn.ubuntu.com/usn/usn-3713-1
  • https://www.debian.org/security/2018/dsa-4243

Affected packages

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