CVE-2022-3116: Null Pointer Dereference
First published: Mon Mar 27 2023(Updated: )
Last updated 24 July 2024
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Heimdal Project Heimdal | <=7.7.0 | |
| debian/heimdal | 7.7.0+dfsg-2+deb11u3 7.8.git20221117.28daf24+dfsg-2 7.8.git20221117.28daf24+dfsg-8 |
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Reference Links
- https://security.netapp.com/advisory/ntap-20230505-0010/
- https://www.kb.cert.org/vuls/id/730793
- https://launchpad.net/bugs/cve/CVE-2022-3116
- https://github.com/heimdal/heimdal/commit/4fb6a6adc9d5593079e37addb40fd80834df77b4
- https://github.com/heimdal/heimdal/commit/7a19658c1f4fc4adf85bb7bea96caae5ba57b33e
- https://security-tracker.debian.org/tracker/CVE-2022-3116
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-3116
- https://nvd.nist.gov/vuln/detail/CVE-2022-3116
- https://ubuntu.com/security/CVE-2022-3116
Frequently Asked Questions
What is CVE-2022-3116?
CVE-2022-3116 is a vulnerability in the Heimdal Software Kerberos 5 implementation that allows an attacker with network access to crash an application that depends on the vulnerable code path.
How can an attacker exploit CVE-2022-3116?
An attacker with network access to an application that depends on the vulnerable code path can exploit CVE-2022-3116 to cause the application to crash.
Which software versions are affected by CVE-2022-3116?
The Heimdal Software versions 7.5.0+dfsg-1ubuntu0.1, 7.7.0+dfsg-1ubuntu1.1, 1.6~, and 1.7~ are affected by CVE-2022-3116.
How can I fix CVE-2022-3116 on Ubuntu?
To fix CVE-2022-3116 on Ubuntu, you need to update the Heimdal package to version 7.5.0+dfsg-1ubuntu0.1 (for bionic) or 7.7.0+dfsg-1ubuntu1.1 (for focal).
How can I fix CVE-2022-3116 on Debian?
To fix CVE-2022-3116 on Debian, you need to update the Heimdal package to a version that includes the fixes for this vulnerability.
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