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Fix resource leak, CID 1530764, 1530765

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olszomal 2023-01-20 17:58:54 +01:00 committed by Michał Trojnara
parent 5fef4faf47
commit 29843ccf40
1 changed files with 2 additions and 2 deletions
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4
osslsigncode.c
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@ -1609,8 +1609,6 @@ static u_char *pe_calc_page_hash(char *indata, uint32_t header_size,
} }
pphlen = 4 + EVP_MD_size(md); pphlen = 4 + EVP_MD_size(md);
phlen = pphlen * (3 + (int)nsections + (int)(sigpos / pagesize)); phlen = pphlen * (3 + (int)nsections + (int)(sigpos / pagesize));
res = OPENSSL_malloc((size_t)phlen);
zeroes = OPENSSL_zalloc((size_t)pagesize);
mdctx = EVP_MD_CTX_new(); mdctx = EVP_MD_CTX_new();
if (!EVP_DigestInit(mdctx, md)) { if (!EVP_DigestInit(mdctx, md)) {
@ -1618,6 +1616,8 @@ static u_char *pe_calc_page_hash(char *indata, uint32_t header_size,
printf("Unable to set up the digest context\n"); printf("Unable to set up the digest context\n");
return NULL; /* FAILED */ return NULL; /* FAILED */
} }
res = OPENSSL_malloc((size_t)phlen);
zeroes = OPENSSL_zalloc((size_t)pagesize);
EVP_DigestUpdate(mdctx, indata, header_size + 88); EVP_DigestUpdate(mdctx, indata, header_size + 88);
EVP_DigestUpdate(mdctx, indata + header_size + 92, 60 + pe32plus*16); EVP_DigestUpdate(mdctx, indata + header_size + 92, 60 + pe32plus*16);
EVP_DigestUpdate(mdctx, indata + header_size + 160 + pe32plus*16, EVP_DigestUpdate(mdctx, indata + header_size + 160 + pe32plus*16,