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Fixed out-of-boundary reads in attack mode 9 that were caused by a missing work item limit in the refactored autotune engine

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Jens Steube 2021-08-30 14:20:00 +02:00
parent 5769c99686
commit 534bfd3172
2 changed files with 20 additions and 1 deletions
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7
docs/changes.txt
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@ -1,5 +1,12 @@
* changes v6.2.4 -> v6.2.x
##
## Bugs
##
- Fixed out-of-boundary reads in attack mode 9 that were caused by a missing work item limit in the refactored autotune engine
* changes v6.2.3 -> v6.2.4
##

14
src/autotune.c
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@ -198,7 +198,19 @@ static int autotune (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param
const u32 hardware_power_max = ((hashconfig->opts_type & OPTS_TYPE_MP_MULTI_DISABLE) ? 1 : device_param->device_processors) * kernel_threads_max;
const u32 kernel_power_max = hardware_power_max * kernel_accel_max;
u32 kernel_power_max = hardware_power_max * kernel_accel_max;
if (user_options->attack_mode == ATTACK_MODE_ASSOCIATION)
{
hashes_t *hashes = hashcat_ctx->hashes;
const u32 salts_cnt = hashes->salts_cnt;
if (kernel_power_max > salts_cnt)
{
kernel_power_max = salts_cnt;
}
}
if (device_param->is_cuda == true)
{