GHSA-7m7r-w6g3-6pphHighCVSS 7.5
The AUTH_GSSAPI handler in lib/rpc/svc_auth_gssapi.c in MIT Kerberos 5 (aka krb5) does not free...
🔗 CVE IDs covered (1)
📋 Description
The AUTH_GSSAPI handler in lib/rpc/svc_auth_gssapi.c in MIT Kerberos 5 (aka krb5) does not free decoded arguments on certain error paths, which allows remote attackers to cause a denial of service (memory exhaustion in kadmind) via crafted AUTH_GSSAPI_INIT requests that trigger authentication failures.
🔗 References (9)
- https://nvd.nist.gov/vuln/detail/CVE-2026-112321
- https://access.redhat.com/security/cve/CVE-2026-112321
- https://bugzilla.redhat.com/show_bug.cgi?id=2478448
- https://access.redhat.com/errata/RHSA-2026:99624
- https://access.redhat.com/errata/RHSA-2026:99625
- https://access.redhat.com/errata/RHSA-2026:99715
- https://access.redhat.com/errata/RHSA-2026:99716
- https://access.redhat.com/errata/RHSA-2026:97811
- https://github.com/advisories/GHSA-7m7r-w6g3-6pph