CVE-2020-12135

Publication date 24 April 2020

Last updated 11 July 2025

Ubuntu priority

Cvss 3 Severity Score

Description

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.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
duo-unix	25.10 questing	Needs evaluation
	25.04 plucky	Needs evaluation
	24.10 oracular	Ignored end of life, was needs-triage
	24.04 LTS noble	Needs evaluation
	23.10 mantic	Ignored end of life, was needs-triage
	23.04 lunar	Ignored end of life, was needs-triage
	22.10 kinetic	Ignored end of life, was needs-triage
	22.04 LTS jammy	Needs evaluation
	21.10 impish	Ignored end of life
	21.04 hirsute	Ignored end of life
	20.10 groovy	Ignored end of life
	20.04 LTS focal	Needs evaluation
	19.10 eoan	Ignored end of life
	18.04 LTS bionic	Needs evaluation
	16.04 LTS xenial	Needs evaluation
	14.04 LTS trusty	Not in release
whoopsie	25.10 questing	Fixed 0.2.71
	25.04 plucky	Fixed 0.2.71
	24.10 oracular	Fixed 0.2.71
	24.04 LTS noble	Fixed 0.2.71
	23.10 mantic	Fixed 0.2.71
	23.04 lunar	Fixed 0.2.71
	22.10 kinetic	Fixed 0.2.71
	22.04 LTS jammy	Fixed 0.2.71
	21.10 impish	Fixed 0.2.71
	21.04 hirsute	Fixed 0.2.71
	20.10 groovy	Fixed 0.2.71
	20.04 LTS focal	Fixed 0.2.69ubuntu0.1
	19.10 eoan	Ignored end of life
	18.04 LTS bionic	Fixed 0.2.62ubuntu0.5
	16.04 LTS xenial	Fixed 0.2.52.5ubuntu0.5
	14.04 LTS trusty	Not in release

Severity score breakdown

Parameter	Value
Base score	5.5 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-4450-1
Whoopsie vulnerabilities
4 August 2020