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Code Issues Releases Wiki Activity

darwinssl: fix potential crash when attempting to copy an identity 

from a P12 file

This could've happened if SecPKCS12Import() returned noErr _and_ no
identity.
This commit is contained in:
Nick Zitzmann 2014-05-14 17:48:14 -05:00
parent 4167498f74
commit 69cdc95932
1 changed files with 4 additions and 2 deletions
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6
lib/vtls/curl_darwinssl.c
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@ -952,7 +952,7 @@ static OSStatus CopyIdentityFromPKCS12File(const char *cPath,
/* Here we go: */
status = SecPKCS12Import(pkcs_data, options, &items);
if(status == noErr) {
if(status == noErr && items && CFArrayGetCount(items)) {
CFDictionaryRef identity_and_trust = CFArrayGetValueAtIndex(items, 0L);
const void *temp_identity = CFDictionaryGetValue(identity_and_trust,
kSecImportItemIdentity);
@ -960,8 +960,10 @@ static OSStatus CopyIdentityFromPKCS12File(const char *cPath,
/* Retain the identity; we don't care about any other data... */
CFRetain(temp_identity);
*out_cert_and_key = (SecIdentityRef)temp_identity;
CFRelease(items);
}
if(items)
CFRelease(items);
CFRelease(options);
CFRelease(pkcs_data);
}