Bug 2497225 (CVE-2026-14789)

Summary: CVE-2026-14789 radare2: radare2: Denial of Service via stack-based buffer overflow in Memory64ListStream Parser
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
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Priority: low    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in radare2. A local attacker can exploit a stack-based buffer overflow vulnerability in the Memory64ListStream Parser component by manipulating its functionality. This manipulation can lead to a denial of service (DoS) due to memory corruption.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2497415, 2497416    
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Description OSIDB Bzimport 2026-07-06 03:01:23 UTC 
A vulnerability was detected in radareorg radare2 up to 6.1.6. Affected by this issue is some unknown functionality of the file libr/bin/format/mdmp/mdmp.c of the component Memory64ListStream Parser. Performing a manipulation results in stack-based buffer overflow. The attack requires a local approach. The exploit is now public and may be used. The patch is named 175d4addb68981331c85b10681c2161c38fb5762. It is suggested to install a patch to address this issue.