Ubuntu.comUB:CVE-2022-3116CVE-2022-3116
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
46.4%
The Heimdal Software Kerberos 5 implementation is vulnerable to a null
pointer dereferance. An attacker with network access to an application that
depends on the vulnerable code path can cause the application to crash.
Notes
| Author | Note |
|---|---|
| sbeattie | VU#730793 believed to to be fixed by 7a19658c1 (“spnego: Fix NULL deref”) believed to be introduced by b53c90da0 (“Make error reporting somewhat more correct for SPNEGO.”) samba contains an embedded code copy of heimdal, but does not use heimdal for SPNEGO |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | heimdal | < 7.5.0+dfsg-1ubuntu0.1 | UNKNOWN |
| ubuntu | 20.04 | noarch | heimdal | < 7.7.0+dfsg-1ubuntu1.1 | UNKNOWN |
| ubuntu | 22.04 | noarch | heimdal | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | heimdal | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | heimdal | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | heimdal | < 1.6~git20131207+dfsg-1ubuntu1.2+esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 16.04 | noarch | heimdal | < 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
46.4%