medium5.5
CVE-2020-12135
bson before 0.8 incorrectly uses int rather than size_t for many variables, parameters, and return values.
Impact
bson before 0.8 incorrectly uses int rather than size_t for many variables, parameters, and return values. In particular, the bson_ensure_space() parameter bytesNeeded could have an integer overflow via properly constructed bson input.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Whoopsie Project | Whoopsie | through 0.2.69 |
| Mongodb | C Driver | before 0.8 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugs.launchpad.net/ubuntu/+source/whoopsie/+bug/1872560
- https://github.com/10gen-archive/mongo-c-driver-legacy/commit/1a1f5e26a4309480d88598913f9eebf9e9cba8ca#diff-f7d29a680148f52d6601f59ed787f577
- https://launchpadlibrarian.net/474887364/bson-fix-overflow.patch
- https://usn.ubuntu.com/4450-1/
- https://bugs.launchpad.net/ubuntu/+source/whoopsie/+bug/1872560
- https://github.com/10gen-archive/mongo-c-driver-legacy/commit/1a1f5e26a4309480d88598913f9eebf9e9cba8ca#diff-f7d29a680148f52d6601f59ed787f577
- https://launchpadlibrarian.net/474887364/bson-fix-overflow.patch
- https://usn.ubuntu.com/4450-1/