Krb5: mit krb5 gss-rpc client memory leak on xid mismatch retries
Historical advisory recorded 9 Nov 2026 21:02:10 UTC. Read the latest advisory.
cve-program · CVE-2026-112314
Publishedclnttcp_call() in lib/rpc/clnt_tcp.c in MIT Kerberos 5 (aka krb5) does not free the RPC reply verifier between retries, which allows remote attackers to cause a denial of service (memory leak in GSS-RPC client programs) by injecting RPC replies with mismatched XIDs or by triggering authentication retries.
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cve-program · CVE-2026-112314
PublishedKrb5: mit krb5 gss-rpc client memory leak on xid mismatch retries
clnttcp_call() in lib/rpc/clnt_tcp.c in MIT Kerberos 5 (aka krb5) does not free the RPC reply verifier between retries, which allows remote attackers to cause a denial of service (memory leak in GSS-RPC client programs) by injecting RPC replies with mismatched XIDs or by triggering authentication retries.
- Source published
- 9 Nov 2026 19:08:29 UTC
- Source modified
- 9 Nov 2026 19:57:11 UTC
- Saved here
- 9 Nov 2026 21:02:10 UTC
- Source terms
- CVE Program Terms of Use
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Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.
CVSS 3.1 · 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H