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

Merge pull request #4010 from JacobBarthelmeh/fuzzing

Browse Source 
fix for use after free issue on error cases
This commit is contained in:
Sean Parkinson
2021-06-11 10:21:30 +10:00
committed by GitHub
parent 4e881a226a 34d8073fbd
commit e720762b5a
1 changed files with 2 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/ssl.c
View File

@ -54469,6 +54469,7 @@ WOLFSSL_API PKCS7* wolfSSL_SMIME_read_PKCS7(WOLFSSL_BIO* in,
wc_MIME_free_hdrs(allHdrs); wc_MIME_free_hdrs(allHdrs);
allHdrs = NULL;
section[0] = '\0'; section[0] = '\0';
sectionLen = 0; sectionLen = 0;
lineLen = wolfSSL_BIO_gets(in, section, remainLen); lineLen = wolfSSL_BIO_gets(in, section, remainLen);
@ -54594,6 +54595,7 @@ error:
if (canonSection != NULL) if (canonSection != NULL)
XFREE(canonSection, NULL, DYNAMIC_TYPE_PKCS7); XFREE(canonSection, NULL, DYNAMIC_TYPE_PKCS7);
wolfSSL_BIO_free(*bcont); wolfSSL_BIO_free(*bcont);
*bcont = NULL; /* reset 'bcount' pointer to NULL on failure */
return NULL; return NULL;
} }