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| author | Tom Rini <trini@konsulko.com> | 2022-10-03 15:39:46 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2022-10-03 15:39:46 -0400 |
| commit | 2d4591353452638132d711551fec3495b7644731 (patch) | |
| tree | e12058de7f553e84f8d13e545f130c7a48973589 /lib/rsa/rsa-verify.c | |
| parent | 4debc57a3da6c3f4d3f89a637e99206f4cea0a96 (diff) | |
| parent | 6ee6e15975cad3c99fad3a66223f3fd9287a369b (diff) | |
Merge branch 'next'
Diffstat (limited to 'lib/rsa/rsa-verify.c')
| -rw-r--r-- | lib/rsa/rsa-verify.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/rsa/rsa-verify.c b/lib/rsa/rsa-verify.c index 1d95cfbdee0..9605c376390 100644 --- a/lib/rsa/rsa-verify.c +++ b/lib/rsa/rsa-verify.c @@ -215,6 +215,8 @@ out: * @msg_len: Message length * @hash: Pointer to the expected hash * @hash_len: Length of the hash + * + * Return: 0 if padding is correct, non-zero otherwise */ int padding_pss_verify(struct image_sign_info *info, const uint8_t *msg, int msg_len, @@ -234,6 +236,9 @@ int padding_pss_verify(struct image_sign_info *info, uint8_t leftmost_mask; struct checksum_algo *checksum = info->checksum; + if (db_len <= 0) + return -EINVAL; + /* first, allocate everything */ db_mask = malloc(db_len); db = malloc(db_len); |