CVE-2021-44758
HIGH7.5EPSS 0.35%Published: 12/26/2022Modified: 12/3/2025
Also known as:ALPINE-CVE-2021-44758
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.
Affected packages (2)
- Alpine/heimdalfrom 0, < 7.7.1-r0
- Debian/heimdalfrom 0, < 7.7.0+dfsg-2+deb11u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |