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Code Issues Releases Wiki Activity

Fixed buffer overflow in mp_add_cs_buf() function

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This commit is contained in:
Jens Steube 2020-02-19 18:50:50 +01:00
parent 9957422191
commit 189bbb2661
2 changed files with 8 additions and 0 deletions
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1
docs/changes.txt
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@ -73,6 +73,7 @@
## ##
- Fixed buffer overflow in build_plain() function - Fixed buffer overflow in build_plain() function
- Fixed buffer overflow in mp_add_cs_buf() function
- Fixed copy/paste error leading to invalid "Integer overflow detected in keyspace of mask" in attack-mode 6 and 7 - Fixed copy/paste error leading to invalid "Integer overflow detected in keyspace of mask" in attack-mode 6 and 7
- Fixed cracking multiple Office hashes (modes 9500, 9600) with the same salt - Fixed cracking multiple Office hashes (modes 9500, 9600) with the same salt
- Fixed cracking of Blockchain, My Wallet (V1 and V2) hashes with unexpected decrypted data - Fixed cracking of Blockchain, My Wallet (V1 and V2) hashes with unexpected decrypted data

7
src/mpsp.c
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@ -217,6 +217,13 @@ static int mp_add_cs_buf (hashcat_ctx_t *hashcat_ctx, const u32 *in_buf, size_t
{ {
const hashconfig_t *hashconfig = hashcat_ctx->hashconfig; const hashconfig_t *hashconfig = hashcat_ctx->hashconfig;
if (css_cnt == 256)
{
event_log_error (hashcat_ctx, "Invalid mask length.");
return -1;
}
cs_t *cs = &css[css_cnt]; cs_t *cs = &css[css_cnt];
size_t css_uniq_sz = CHARSIZ * sizeof (u32); size_t css_uniq_sz = CHARSIZ * sizeof (u32);