MongoDB C Driver bson_strfreev may be susceptible to integer overflow

2024-07-0217:05:00

www.mongodb.com

mongodb

driver

integer overflow

vulnerability

memory corruption

libbson

software

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

AI Score

Confidence

High

EPSS

Percentile

9.2%

JSON

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