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High DLA-4175-1 5 CVEs

mongo-c-driver - security update

Published May 20, 2025 · Updated Mar 9, 2026

Fixed packages 1

ReleasePackageFixed in
Debian · 11 mongo-c-driver 1.17.6-1+deb11u1

Vulnerabilities 5

  • High 8.4

    MongoDB C Driver bson library may be susceptible to buffer overflow

    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 fau…

  • Medium 5.3

    MongoDB client C Driver may infinitely loop when validating certain BSON input data

    When calling bson_utf8_validate on some inputs a loop with an exit condition that cannot be reached may occur, i.e. an infinite loop. This issue affects All MongoDB C Driver versions prior to versions 1.25.0.

  • Medium 5.3

    MongoDB C Driver bson_string_append may be vulnerable to a buffer overflow

    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 prio…

  • Medium 4.2

    Some MongoDB Drivers may publish events containing authentication-related data to a command listener configured by an application

    Some MongoDB Drivers may erroneously publish events containing authentication-related data to a command listener configured by an application. The published events may contain security-sensitive data when specific authentication-related commands are executed.…

  • Medium 4.0

    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