CVE-2021-44758
High
Description
Heimdal before 7.7.1 allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor via a preferred_mech_type of GSS_C_NO_OID and a nonzero initial_response value to send_accept.
SeverityHigh
CVSS7.5
Exploit probability—
ProductHeimdal
PublishedDec 26, 2022
First seenDec 26, 2022
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- heimdal_project heimdal7.7.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| heimdal_project heimdal | v < 7.7.1 | 7.7.1 |
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