Bug 2548590 - CVE-2026-106438 mongo-c-driver: mongo-c-driver: Incorrect numeric calculation via over-precision Decimal128 string parsing [fedora-all]
Summary: CVE-2026-106438 mongo-c-driver: mongo-c-driver: Incorrect numeric calculation...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: mongo-c-driver
Version: rawhide
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Remi Collet
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["b7bbb6d9-e8a6-42dc-8d53-d...
Depends On:
Blocks: CVE-2026-106438
TreeView+ depends on / blocked
 
Reported: 2026-10-09 13:11 UTC by Vladimir Vasilev
Modified: 2026-10-09 13:11 UTC (History)
1 user (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:


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Description Vladimir Vasilev 2026-10-09 13:11:46 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

An incorrect calculation in Decimal128 string parsing in the MongoDB C Driver can accept certain over-precision inputs containing leading zeros instead of rejecting them. This produces a value different from the supplied text. An actor who can provide a decimal string to an embedding application, including through Extended JSON parsing, can cause the application to store or use an incorrect numeric value.


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