Commit db86be3a authored by Dan Carpenter's avatar Dan Carpenter Committed by Tyler Hicks

eCryptfs: use after free in ecryptfs_release_messaging()

We're freeing the list iterator so we should be using the _safe()
version of hlist_for_each_entry().

Fixes: 88b4a07e ("[PATCH] eCryptfs: Public key transport mechanism")
Signed-off-by: default avatarDan Carpenter <>
Cc: <>
Signed-off-by: default avatarTyler Hicks <>
parent abbae6d5
......@@ -442,15 +442,16 @@ void ecryptfs_release_messaging(void)
if (ecryptfs_daemon_hash) {
struct ecryptfs_daemon *daemon;
struct hlist_node *n;
int i;
for (i = 0; i < (1 << ecryptfs_hash_bits); i++) {
int rc;
euid_chain) {
hlist_for_each_entry_safe(daemon, n,
euid_chain) {
rc = ecryptfs_exorcise_daemon(daemon);
if (rc)
printk(KERN_ERR "%s: Error whilst "
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