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crypto: fix fingerprint string size calculation #42175

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merged 1 commit into from
Mar 7, 2022
Merged

crypto: fix fingerprint string size calculation #42175

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4 changes: 2 additions & 2 deletions src/crypto/crypto_common.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -421,7 +421,7 @@ MaybeLocal<Object> GetLastIssuedCert(
void AddFingerprintDigest(
const unsigned char* md,
unsigned int md_size,
char fingerprint[3 * EVP_MAX_MD_SIZE + 1]) {
char fingerprint[3 * EVP_MAX_MD_SIZE]) {
unsigned int i;
const char hex[] = "0123456789ABCDEF";

Expand Down Expand Up @@ -571,7 +571,7 @@ MaybeLocal<Value> GetFingerprintDigest(
X509* cert) {
unsigned char md[EVP_MAX_MD_SIZE];
unsigned int md_size;
char fingerprint[EVP_MAX_MD_SIZE * 3 + 1];
char fingerprint[EVP_MAX_MD_SIZE * 3];

if (X509_digest(cert, method, md, &md_size)) {
AddFingerprintDigest(md, md_size, fingerprint);
Expand Down