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Code Issues

Fixed possible buffer overflow on system privileges lookup during user mapping (#8126)

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Dmitry Starodubov 2024-05-24 14:21:20 +03:00 committed by GitHub
parent 9cb1165b8b
commit aa372c92ac
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GPG Key ID: B5690EEEBB952194
1 changed files with 5 additions and 1 deletions
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6
src/jrd/Mapping.cpp
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@ -1162,7 +1162,11 @@ private:
g |= l;
}
ULONG gg = 0; g.store(&gg);
FB_UINT64 gg = 0;
static_assert(sizeof(gg) >= g.BYTES_COUNT,
"The value for storing system privileges is too small");
g.store(&gg);
MAP_DEBUG(fprintf(stderr, "poprole %s 0x%x\n", key.c_str(), gg));
put(key, g);
}