CVE-2018-16790

Publication date 10 September 2018

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

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.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libbson	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	21.04 hirsute	Not in release
	20.10 groovy	Not in release
	20.04 LTS focal	Not in release
	19.10 eoan	Not in release
	19.04 disco	Not in release
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Fixed 1.9.2-1ubuntu0.1~esm2
	16.04 LTS xenial	Fixed 1.3.1-1ubuntu0.1~esm1
	14.04 LTS trusty	Not in release

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
libbson	Upstream: 0d9a4d9

Severity score breakdown

Parameter	Value
Base score	8.1 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-4812-1
libbson vulnerabilities
15 March 2021