Vulnerability CVE-2023-39975
Published: 2023-08-16

Description:
kdc/do_tgs_req.c in MIT Kerberos 5 (aka krb5) 1.21 before 1.21.2 has a double free that is reachable if an authenticated user can trigger an authorization-data handling failure. Incorrect data is copied from one ticket to another.

 References:
https://github.com/krb5/krb5/commit/88a1701b423c13991a8064feeb26952d3641d840
https://web.mit.edu/kerberos/www/advisories/
https://github.com/krb5/krb5/compare/krb5-1.21.1-final...krb5-1.21.2-final
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