CVE-2024-6381

Publication date 2 July 2024

Last updated 3 July 2025

Ubuntu priority

Cvss 3 Severity Score

The bson_strfreev function in the MongoDB C driver library may be susceptible to an integer overflow where the function will try to free memory at a negative offset. This may result in memory corruption. This issue affected libbson versions prior to 1.26.2

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libbson	25.04 plucky	Not in release
	24.10 oracular	Not in release
	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	22.04 LTS jammy	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Needs evaluation
	16.04 LTS xenial	Needs evaluation
mongo-c-driver	25.04 plucky	Not affected
	24.10 oracular	Not affected
	24.04 LTS noble	Fixed 1.26.0-1.1ubuntu2+esm1
	23.10 mantic	Ignored end of life, was needs-triage
	22.04 LTS jammy	Fixed 1.21.0-1ubuntu0.1~esm1
	20.04 LTS focal	Fixed 1.16.1-1ubuntu0.1~esm1

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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
mongo-c-driver	Upstream: 361c2e6 Upstream: effd95c

Severity score breakdown

Parameter	Value
Base score	4.0 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	Low
Availability impact	None
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

Related Ubuntu Security Notices (USN)

USN-7613-1
mongo-c-driver vulnerabilities
2 July 2025