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Catch allocation failure in ASNToHexString

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This commit is contained in:
Guido Vranken
2021-06-06 19:52:15 +02:00
parent 76e0a8666b
commit 1af3f482cb
1 changed files with 4 additions and 0 deletions
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4
wolfcrypt/src/asn.c
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@ -16166,6 +16166,10 @@ static int ASNToHexString(const byte* input, word32* inOutIdx, char** out,
} }
str = (char*)XMALLOC(len * 2 + 1, heap, heapType); str = (char*)XMALLOC(len * 2 + 1, heap, heapType);
if (str == NULL) {
return MEMORY_E;
}
for (i=0; i<len; i++) for (i=0; i<len; i++)
ByteToHex(input[*inOutIdx + i], str + i*2); ByteToHex(input[*inOutIdx + i], str + i*2);
str[len*2] = '\0'; str[len*2] = '\0';