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| author | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2020-04-23 14:39:54 +0000 |
|---|---|---|
| committer | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2020-06-21 18:23:03 +0000 |
| commit | 8eaf0e189fdd9ae5d338a38e4fec9cdc743f0952 (patch) | |
| tree | 35ea376d090f4f4c0d4abc63c9749585812aad23 | |
| parent | Merge pull request #6648 (diff) | |
| download | monero-8eaf0e189fdd9ae5d338a38e4fec9cdc743f0952.tar.xz | |
epee: fix array underflow in unicode parsing
Reported by minerscan
Also independently found by OSS-Fuzz just recently
| -rw-r--r-- | contrib/epee/include/storages/parserse_base_utils.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/contrib/epee/include/storages/parserse_base_utils.h b/contrib/epee/include/storages/parserse_base_utils.h index 2256f6b83..5a6cc0b51 100644 --- a/contrib/epee/include/storages/parserse_base_utils.h +++ b/contrib/epee/include/storages/parserse_base_utils.h @@ -196,7 +196,7 @@ namespace misc_utils uint32_t dst = 0; for (int i = 0; i < 4; ++i) { - const unsigned char tmp = isx[(int)*++it]; + const unsigned char tmp = isx[(unsigned char)*++it]; CHECK_AND_ASSERT_THROW_MES(tmp != 0xff, "Bad Unicode encoding"); dst = dst << 4 | tmp; } |