This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2021-44758 →

DEBIAN-CVE-2021-44758

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...

Original description

The description as published by the source.

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.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 heimdal

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.8.git20221115.a6cf945+dfsg-1"}]}]

Debian:13 heimdal

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.8.git20221115.a6cf945+dfsg-1"}]}]

Debian:14 heimdal

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.8.git20221115.a6cf945+dfsg-1"}]}]

References

advisory security-tracker.debian.org