Bug 2555987 (CVE-2026-109831)

Summary: CVE-2026-109831 unrtf: unrtf: Denial of Service via out-of-bounds write
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in UnRTF. By tricking a user into opening a specially crafted Rich Text Format (RTF) file, a remote attacker can trigger an out-of-bounds write. This issue can cause the application to crash, resulting in a Denial of Service (DoS) condition.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2556366    
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Description OSIDB Bzimport 2026-10-20 04:51:23 UTC
UnRTF by GNU Project is vulnerable to out-of-bounds write. If a user opens an RTF file crafted by an attacker, it may lead to a denial-of-service (DoS) condition.