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PAC parse integer overflows

Moderate
nicowilliams published GHSA-64mq-fvfj-5x3c Nov 15, 2022

Package

heimdal

Affected versions

<7.7.1

Patched versions

7.7.1, 7.8

Description

Impact

This is a denial of service vulnerability for Heimdal KDCs and possibly Heimdal servers (e.g., via GSS-API).

Patches

Users should upgrade to Heimdal 7.7.1 or Heimdal 7.8.

References

https://bugzilla.samba.org/show_bug.cgi?id=15203

For more information

If you have any questions or comments about this advisory:

Severity

Moderate
5.3
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVE ID

CVE-2022-42898

Weaknesses

No CWEs