Bug 2426603

Summary: CVE-2025-34468 libcoap: libcoap: Remote code execution or Denial of Service via stack-based buffer overflow in address resolution [fedora-43]
Product: [Fedora] Fedora Reporter: Sandipan Roy <saroy>
Component: libcoapAssignee: Peter Robinson <pbrobinson>
Status: NEW --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: 43CC: pbrobinson
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["d5d84b74-605c-4cf1-a768-eaa84861a377"]}
Fixed In Version: Doc 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: 2426524    

Description Sandipan Roy 2026-01-01 10:39:34 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