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| author | David Kalnischkies <david@kalnischkies.de> | 2021-02-03 10:55:09 +0100 |
|---|---|---|
| committer | David Kalnischkies <david@kalnischkies.de> | 2021-02-03 17:36:45 +0100 |
| commit | cd1f75854824b3db7ba86039463528f834a0838a (patch) | |
| tree | d76b5a546951b5cf9fe2b92fe464fc353ffeeb18 | |
| parent | c8d65a59a36400aaf85ff96b0c813f8fc53cd8bb (diff) | |
Free XXH3 state to avoid leak in cache hashing
We do this once (usually), so the leak is tremendously big, but it is
detected as a leak by the fuzzer and trips it up.
| -rw-r--r-- | apt-pkg/pkgcache.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/apt-pkg/pkgcache.cc b/apt-pkg/pkgcache.cc index f7f3537aa..cbde7c42f 100644 --- a/apt-pkg/pkgcache.cc +++ b/apt-pkg/pkgcache.cc @@ -255,7 +255,9 @@ uint32_t pkgCache::CacheHash() GetMap().Size() - sizeof(header)); } - return XXH3_64bits_digest(state) & 0xFFFFFFFF; + auto const digest = XXH3_64bits_digest(state); + XXH3_freeState(state); + return digest & 0xFFFFFFFF; } /*}}}*/ // Cache::FindPkg - Locate a package by name /*{{{*/ |