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| author | Salvatore Sanfilippo <antirez@gmail.com> | 2017-12-14 12:21:32 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-12-14 12:21:32 +0100 |
| commit | 398b2084af067ae4d669e0ce5a63d3bc89c639d3 (patch) | |
| tree | 723f494c49bfd46b024a281ce4045527d7a65485 | |
| parent | 12e65a424c209bd922dc742f396f1b76bc6350d9 (diff) | |
| parent | f43eb5adcfa3be6368f116656348a29f22f580eb (diff) | |
| download | redis-398b2084af067ae4d669e0ce5a63d3bc89c639d3.tar.gz | |
Merge pull request #4528 from nashe/patch-oob-read-4527
Prevent off-by-one read in stringmatchlen()
| -rw-r--r-- | src/util.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/util.c b/src/util.c index 8d68f0bb1..36cbc43d3 100644 --- a/src/util.c +++ b/src/util.c @@ -84,7 +84,7 @@ int stringmatchlen(const char *pattern, int patternLen, } match = 0; while(1) { - if (pattern[0] == '\\') { + if (pattern[0] == '\\' && patternLen >= 2) { pattern++; patternLen--; if (pattern[0] == string[0]) |