Wednesday, July 28, 2021

Debian: CVE-2021-36222: krb5 -- security update

Description
ec_verify in kdc/kdc_preauth_ec.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.4 and 1.19.x before 1.19.2 allows remote attackers to cause a NULL pointer dereference and daemon crash. This occurs because a return value is not properly managed in a certain situation.
Solution(s)
  • debian-upgrade-krb5


  • References
  • https://attackerkb.com/topics/cve-2021-36222
  • CVE - 2021-36222
  • DSA-4944-1




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    Thanks for everything Templateism - You should have written the code a little more complicated