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minor cmplog bugfix

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This commit is contained in:
vanhauser-thc 2023-06-14 13:11:44 +02:00
parent 9a0931858a
commit a360344247
2 changed files with 7 additions and 6 deletions
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1
TODO.md
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@ -3,7 +3,6 @@
## Should
- afl-crash-analysis
- show in the UI when fuzzing is "done"
- test cmplog for less than 16bit
- support persistent and deferred fork server in afl-showmap?
- better autodetection of shifting runtime timeout values

12
src/afl-fuzz-redqueen.c
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@ -1988,10 +1988,10 @@ static u8 rtn_extend_encoding(afl_state_t *afl, u8 entry,
if (l0 >= 0x80 || ol0 >= 0x80) {
l0 -= 0x80;
l1 -= 0x80;
ol0 -= 0x80;
ol1 -= 0x80;
if (l0 >= 0x80) { l0 -= 0x80; }
if (l1 >= 0x80) { l1 -= 0x80; }
if (ol0 >= 0x80) { ol0 -= 0x80; }
if (ol1 >= 0x80) { ol1 -= 0x80; }
}
@ -2059,7 +2059,7 @@ static u8 rtn_extend_encoding(afl_state_t *afl, u8 entry,
for (i = 0; i < its_len; ++i) {
if ((pattern[i] != buf[idx + i] && o_pattern[i] != orig_buf[idx + i]) ||
if ((pattern[i] != buf[idx + i] || o_pattern[i] != orig_buf[idx + i]) ||
*status == 1) {
break;
@ -2592,6 +2592,8 @@ static u8 rtn_fuzz(afl_state_t *afl, u32 key, u8 *orig_buf, u8 *buf, u8 *cbuf,
// shape_len), check_if_text_buf((u8 *)&o->v1, shape_len), v0_len,
// o->v0, v1_len, o->v1);
// Note that this check differs from the line 1901, for RTN we are more
// opportunistic for adding to the dictionary than cmps
if (!memcmp(o->v0, orig_o->v0, v0_len) ||
(!found_one || check_if_text_buf((u8 *)&o->v0, v0_len) == v0_len))
maybe_add_auto(afl, o->v0, v0_len);