CVE-2024-6383

Publication date 3 July 2024

Last updated 3 July 2025

Ubuntu priority

Cvss 3 Severity Score

The bson_string_append function in MongoDB C Driver may be vulnerable to a buffer overflow where the function might attempt to allocate too small of buffer and may lead to memory corruption of neighbouring heap memory. This issue affects libbson versions prior to 1.27.1

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	Ignored changes too intrusive
	20.04 LTS focal	Ignored changes too intrusive

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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: 1d642e4 Upstream: 7c34461

Severity score breakdown

Parameter	Value
Base score	5.3 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	Low
Availability impact	None
Vector	CVSS:3.1/AV:N/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