# CVE-2018-16790: libbson-1.0-0: _bson_iter_next_internal in bson-iter.c in libbson 1.12.0, as used in MongoDB mongo-c-driver and other products, has...

CVE-2018-16790 is fixed in libbson-1.0-0 on 1 platform by libbson-1.0-0 1.9.2-1ubuntu0.1~esm2 (version 1.9.2-1ubuntu0.1~esm2), released September 9, 2018. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-16790
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0213
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 9, 2018

## Description

_bson_iter_next_internal in bson-iter.c in libbson 1.12.0, as used in MongoDB mongo-c-driver and other products, has a heap-based buffer over-read via a crafted bson buffer.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libbson-1.0-0 Ubuntu 18.04.6 LTS (bionic) | 1.9.2-1ubuntu0.1~esm2 | [libbson-1.0-0 1.9.2-1ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libbson-1.0-0-1.9.2-1ubuntu0.1-esm2.md) | Sep 9, 2018 |

---

Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.