Bug 2419124

Summary: CVE-2025-14087 glib: A buffer-underflow vulnerability exists in GLib’s GVariant parser, specifically within bytestring_parse() and string_parse(). The parser uses signed 32-bit integers (gint) as loop indices (i and j). When extremely larg ... [fedora-43]
Product: [Fedora] Fedora Reporter: Abhishek Raj <abhraj>
Component: glibAssignee: Paul Howarth <paul>
Status: CLOSED NOTABUG QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: 43CC: paul, suraj.ghimire7
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["685a336e-bed7-4264-b399-869eedc5d5fe"]}
Fixed In Version: Doc Type: ---
Doc Text:
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Clone Of: Environment:
Last Closed: 2025-12-17 09:51:55 UTC Type: ---
Regression: --- Mount Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2419093    

Description Abhishek Raj 2025-12-05 09:18:39 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.

The following link provides references to all essential vulnerability management information. If something is wrong or missing, please contact a member of PSIRT.
https://spaces.redhat.com/display/PRODSEC/Vulnerability+Management+-+Essential+Documents+for+Engineering+Teams
Comment 1 Paul Howarth 2025-12-17 09:51:55 UTC 
GVariant and the related string parsing functions do not exist in glib version 1.