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authorJianglei Nie <niejianglei2021@163.com>2022-07-12 09:10:37 +0800
committerMimi Zohar <zohar@linux.ibm.com>2022-07-13 10:13:58 -0400
commit067d2521874135267e681c19d42761c601d503d6 (patch)
tree29219651d1768c1cde4edd739967201d38639b3e /security/integrity
parentaf16df54b89dee72df253abc5e7b5e8a6d16c11c (diff)
ima: Fix potential memory leak in ima_init_crypto()
On failure to allocate the SHA1 tfm, IMA fails to initialize and exits without freeing the ima_algo_array. Add the missing kfree() for ima_algo_array to avoid the potential memory leak. Signed-off-by: Jianglei Nie <niejianglei2021@163.com> Fixes: 6d94809af6b0 ("ima: Allocate and initialize tfm for each PCR bank") Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
Diffstat (limited to 'security/integrity')
-rw-r--r--security/integrity/ima/ima_crypto.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c
index a7206cc1d7d1..64499056648a 100644
--- a/security/integrity/ima/ima_crypto.c
+++ b/security/integrity/ima/ima_crypto.c
@@ -205,6 +205,7 @@ out_array:
crypto_free_shash(ima_algo_array[i].tfm);
}
+ kfree(ima_algo_array);
out:
crypto_free_shash(ima_shash_tfm);
return rc;