Zap secure cookie contents when freeing Secure cookies are intended to hold secret values which may contribute to key data, and therefore should be sanitized when released. Also fix a memory leak in kdc_fast_make_cookie(). (cherry picked from commit 73f0ee229fdd2e888bdefe580bb183d2a6c57365) https://github.com/krb5/krb5/commit/54393f97906996b7a20c3abf0948a04ce9062f49 Author: Greg Hudson Committer: Tom Yu Commit: 54393f97906996b7a20c3abf0948a04ce9062f49 Branch: krb5-1.14 src/include/k5-int.h | 3 +++ src/kdc/fast_util.c | 12 ++++++++---- src/lib/krb5/krb/kfree.c | 16 +++++++++++++++- src/lib/krb5/libkrb5.exports | 1 + 4 files changed, 27 insertions(+), 5 deletions(-)