Clam 1648 Fix benign heap over-read when loading some LDB signatures using byte-compare feature#583
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val-ms merged 1 commit intoCisco-Talos:mainfrom May 28, 2022
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Previously 2 was hardcoded as as upper bound for loop in cli_bcomp_freemeta. Change to comp_count to avoid going past the end.
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Rebased this because it was failing the fuzz regression test from the latest fuzz fix, and wasn't completing the entire pipeline. |
Contributor
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Testing all looks good here. I got a bit hung up on debugging a failure in the private fuzz corpus until I realized a PoC landed there before a fix, and that it didn't mean this was introducing a new bug or anything 😅. All good. Will merge. |
val-ms
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May 28, 2022
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Previously 2 was hardcoded as as upper bound for loop in
cli_bcomp_freemeta. Change to comp_count to avoid going
past the end.
Fixes: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43816