feedc0de/wolfssl
1
0
Fork 0
forked from wolfSSL/wolfssl
Code Pull Requests Activity

fix out of bounds read in PemToDer with 0 size der buffer, CU #4

Browse Source
This commit is contained in:
Chris Conlon
2016-06-24 14:42:06 -06:00
parent 92e501c8e4
commit 9c7bea46d2
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/ssl.c
View File

@ -3551,7 +3551,7 @@ int PemToDer(const unsigned char* buff, long longSz, int type,
/* set up der buffer */ /* set up der buffer */
neededSz = (long)(footerEnd - headerEnd); neededSz = (long)(footerEnd - headerEnd);
if (neededSz > sz || neededSz < 0) if (neededSz > sz || neededSz <= 0)
return SSL_BAD_FILE; return SSL_BAD_FILE;
ret = AllocDer(pDer, (word32)neededSz, type, heap); ret = AllocDer(pDer, (word32)neededSz, type, heap);