CVEvulnerability
CVE-2021-44758
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-12-26
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-476
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 configurations
• heimdal project heimdal (< 7.7.1)
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- https://github.com/heimdal/heimdal/commit/f9ec7002cdd526ae84fbacbf153162e118f22580 Patch, Third Party Advisory
- https://github.com/heimdal/heimdal/security/advisories/GHSA-69h9-669w-88xv Third Party Advisory
- https://security.gentoo.org/glsa/202310-06 security.gentoo.org
- https://github.com/heimdal/heimdal/commit/f9ec7002cdd526ae84fbacbf153162e118f22580 Patch, Third Party Advisory
- https://github.com/heimdal/heimdal/security/advisories/GHSA-69h9-669w-88xv Third Party Advisory
- https://security.gentoo.org/glsa/202310-06 security.gentoo.org