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Merge pull request #3007 from embhorn/zd10318

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Fix OOB access in ParseCRL
This commit is contained in:
JacobBarthelmeh
2020-06-04 13:11:59 -06:00
committed by GitHub
parent 23d1550439 4b10f6aa03
commit 976db2545d
1 changed files with 3 additions and 3 deletions
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6
wolfcrypt/src/asn.c
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@@ -17418,7 +17418,7 @@ static int ParseCRL_Extensions(DecodedCRL* dcrl, const byte* buf,
}
/* prase crl buffer into decoded state, 0 on success */
/* parse crl buffer into decoded state, 0 on success */
int ParseCRL(DecodedCRL* dcrl, const byte* buff, word32 sz, void* cm)
{
int len;
@@ -17446,10 +17446,10 @@ int ParseCRL(DecodedCRL* dcrl, const byte* buff, word32 sz, void* cm)
return ASN_PARSE_E;
dcrl->sigIndex = len + idx;
if (ParseCRL_CertList(dcrl, buff, &idx, idx + len) < 0)
if (ParseCRL_CertList(dcrl, buff, &idx, dcrl->sigIndex) < 0)
return ASN_PARSE_E;
if (ParseCRL_Extensions(dcrl, buff, &idx, idx + len) < 0)
if (ParseCRL_Extensions(dcrl, buff, &idx, dcrl->sigIndex) < 0)
return ASN_PARSE_E;
idx = dcrl->sigIndex;