CVE-2022-44640
Critical
Description
Heimdal before 7.7.1 allows remote attackers to execute arbitrary code because of an invalid free in the ASN.1 codec used by the Key Distribution Center (KDC).
SeverityCritical
CVSS9.8
Exploit probability—
ProductHeimdal
PublishedDec 25, 2022
First seenDec 25, 2022
Weakness typeCWE-415CWE-415
How to fix
Update
- heimdal_project heimdal7.7.1 or later
- samba samba4.15.3, 4.16.8, 4.17.4 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| heimdal_project heimdal | v < 7.7.1 | 7.7.1 |
| samba samba | 4.15.0 ≤ v < 4.15.3, 4.16.0 ≤ v < 4.16.8, 4.17.0 ≤ v < 4.17.4 | 4.15.3, 4.16.8, 4.17.4 |
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