wolfSSL/wolfssl
1
0
Fork 1
mirror of https://github.com/wolfSSL/wolfssl.git synced 2025-07-29 18:27:29 +02:00
Code Issues Packages Projects Releases Wiki Activity

add check on padSz return, coverity issue 394711

Browse Source
This commit is contained in:
JacobBarthelmeh
2024-07-05 12:07:42 -06:00
parent 25d52dde3f
commit c880fcf822
2 changed files with 7 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
wolfcrypt/src/pkcs7.c
View File

@ -8634,6 +8634,8 @@ int wc_PKCS7_PadData(byte* in, word32 inSz, byte* out, word32 outSz,
return BAD_FUNC_ARG;
padSz = wc_PKCS7_GetPadSize(inSz, blockSz);
if (padSz < 0)
return padSz;
if (outSz < (inSz + padSz))
return BAD_FUNC_ARG;

5
wolfcrypt/test/test.c
View File

@ -49471,6 +49471,11 @@ static wc_test_ret_t pkcs7signed_run_vectors(
XMEMSET(out, 0, outSz);
/* test inner pad size error with block size being 0 */
ret = wc_PKCS7_PadData((byte*)data, sizeof(data), out, outSz, 0);
if (ret > 0)
ERROR_OUT(-1, out);
ret = wc_PKCS7_PadData((byte*)data, sizeof(data), out, outSz, 16);
if (ret < 0)
ERROR_OUT(WC_TEST_RET_ENC_EC(ret), out);