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fix shared memory leaks in afl-showmap, initialize cmplog_mode

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This commit is contained in:
hexcoder-
2020-06-26 01:14:21 +02:00
parent 8bd8442bcc
commit 07fead0466
4 changed files with 20 additions and 2 deletions
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9
src/afl-showmap.c
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@ -151,6 +151,7 @@ static sharedmem_t *deinit_shmem(afl_forkserver_t *fsrv,
afl_shm_deinit(shm_fuzz);
fsrv->support_shmem_fuzz = 0;
fsrv->shmem_fuzz_len = NULL;
fsrv->shmem_fuzz = NULL;
ck_free(shm_fuzz);
return NULL;
@ -811,6 +812,8 @@ int main(int argc, char **argv_orig, char **envp) {
// if (afl->shmem_testcase_mode) { setup_testcase_shmem(afl); }
/* initialize cmplog_mode */
shm.cmplog_mode = 0;
fsrv->trace_bits = afl_shm_init(&shm, map_size, 0);
setup_signal_handlers();
@ -865,6 +868,9 @@ int main(int argc, char **argv_orig, char **envp) {
}
shm_fuzz = ck_alloc(sizeof(sharedmem_t));
/* initialize cmplog_mode */
shm_fuzz->cmplog_mode = 0;
u8 *map = afl_shm_init(shm_fuzz, MAX_FILE + sizeof(u32), 1);
if (!map) { FATAL("BUG: Zero return from afl_shm_init."); }
#ifdef USEMMAP
@ -991,6 +997,9 @@ int main(int argc, char **argv_orig, char **envp) {
} else {
if (fsrv->support_shmem_fuzz && !fsrv->use_shmem_fuzz)
shm_fuzz = deinit_shmem(fsrv, shm_fuzz);
showmap_run_target(fsrv, use_argv);
tcnt = write_results_to_file(fsrv, out_file);