Integer Overflow in libbson <1.26.2 causing memory corruption
CVE-2024-6381 Published on July 2, 2024
MongoDB C Driver bson_strfreev may be susceptible to integer overflow
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
Vulnerability Analysis
CVE-2024-6381 can be exploited with local system access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, with no impact on integrity, and no impact on availability.
Weakness Type
Integer Overflow to Buffer Overflow
The product performs a calculation to determine how much memory to allocate, but an integer overflow can occur that causes less memory to be allocated than expected, leading to a buffer overflow.
Products Associated with CVE-2024-6381
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Affected Versions
MongoDB Inc libbson:- Before 1.26.2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.