CVE-2025-0755

Publication date 18 March 2025

Last updated 3 July 2025


Ubuntu priority

Cvss 3 Severity Score

8.4 · High

Score breakdown

The various bson_append functions in the MongoDB C driver library may be susceptible to buffer overflow when performing operations that could result in a final BSON document which exceeds the maximum allowable size (INT32_MAX), resulting in a segmentation fault and possible application crash. This issue affected libbson versions prior to 1.27.5, MongoDB Server v8.0 versions prior to 8.0.1 and MongoDB Server v7.0 versions prior to 7.0.16

Status

Package Ubuntu Release Status
mongo-c-driver 25.04 plucky
Not affected
24.10 oracular
Not affected
24.04 LTS noble
Fixed 1.26.0-1.1ubuntu2+esm1
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

Severity score breakdown

Parameter Value
Base score 8.4 · High
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

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

Other references