CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
Percentile
31.7%
Medium
Canonical Ubuntu
Helmut Grohne discovered that Heimdal GSSAPI incorrectly handled logical conditions that are related to memory management operations. An attacker could possibly use this issue to cause a denial of service. Update Instructions: Run sudo pro fix USN-5849-1
to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libhcrypto4-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libwind0-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libroken18-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libgssapi3-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 heimdal-kcm – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libhdb9-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libasn1-8-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libsl0-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libkadm5clnt7-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 heimdal-kdc – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libkdc2-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 heimdal-servers – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libheimntlm0-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 heimdal-docs – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libheimbase1-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libkrb5-26-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libotp0-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 heimdal-dev – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libkafs0-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libhx509-5-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 heimdal-multidev – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 libkadm5srv8-heimdal – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 heimdal-clients – 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm4 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
CVEs contained in this USN include: CVE-2022-45142.
Severity is medium unless otherwise noted.
* 1.x versions prior to 1.174
* All versions prior to 0.351.0
* All versions prior to 26.4.0, or later versions with Bionic Stemcells prior to 1.174 or Xenial Stemcells prior to 621.418
Users of affected products are strongly encouraged to follow the mitigations below. The Cloud Foundry project recommends upgrading the following releases:
* Upgrade 1.x versions to 1.174 or greater
* Upgrade all versions to 0.351.0 or greater
* Upgrade all versions to 26.4.0 or greater, upgrade Bionic Stemcells to 1.174 or greater, and upgrade Xenial Stemcells to 621.418 or greater
2023-02-24: Initial vulnerability report published.
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
Percentile
31.7%