From: Jianglei Nie Date: Tue, 12 Jul 2022 01:10:37 +0000 (+0800) Subject: ima: Fix potential memory leak in ima_init_crypto() X-Git-Tag: v5.19-rc7~34^2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=067d2521874135267e681c19d42761c601d503d6;p=thirdparty%2Flinux.git 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 Fixes: 6d94809af6b0 ("ima: Allocate and initialize tfm for each PCR bank") Signed-off-by: Mimi Zohar --- diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c index a7206cc1d7d19..64499056648ad 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;