Debian/krb5: high 7.5
In MIT Kerberos 5 (aka krb5) before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gss_accept_sec_context() on a system with a NegoEx mechanism register
Action: Upgrade krb5 to 1.22.1-2.1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.22.1-2.1 | - |
Fixed versions
| 1.22.1-2.1 |
Sources
- osv: DEBIAN-CVE-2026-40356#Debian:14/krb5
- https://security-tracker.debian.org/tracker/CVE-2026-40356
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