OSV-2026-995: Heap-double-free in dxf_entities_read
A heap double-free vulnerability exists in the dxf_entities_read function of libredwg versions 0.14, 0.14.8363, and 0.14.8367. This issue was discovered through OSS-Fuzz and results in a crash due to double freeing heap memory. No official patch or remediation information is provided in the available data.
AI Analysis
Technical Summary
The vulnerability identified as OSV-2026-995 is a heap double-free occurring in the dxf_entities_read function within the libredwg library. The issue was detected by OSS-Fuzz and causes a crash state involving dxf_entities_read, dwg_read_dxf, and llvmfuzz.c. The affected versions explicitly include 0.14, 0.14.8363, and 0.14.8367. There is no CVSS score or detailed impact analysis available, and no patch or vendor advisory has been provided to confirm remediation status.
Potential Impact
The heap double-free vulnerability can lead to program crashes and potentially undefined behavior such as memory corruption. However, no known exploits in the wild have been reported. The absence of a CVSS score and detailed impact data limits precise impact assessment.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, users should consider avoiding use of the affected versions or apply any available upstream patches once released.
OSV-2026-995: Heap-double-free in dxf_entities_read
Description
A heap double-free vulnerability exists in the dxf_entities_read function of libredwg versions 0.14, 0.14.8363, and 0.14.8367. This issue was discovered through OSS-Fuzz and results in a crash due to double freeing heap memory. No official patch or remediation information is provided in the available data.
Affected software
pkg:generic/libredwgRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability identified as OSV-2026-995 is a heap double-free occurring in the dxf_entities_read function within the libredwg library. The issue was detected by OSS-Fuzz and causes a crash state involving dxf_entities_read, dwg_read_dxf, and llvmfuzz.c. The affected versions explicitly include 0.14, 0.14.8363, and 0.14.8367. There is no CVSS score or detailed impact analysis available, and no patch or vendor advisory has been provided to confirm remediation status.
Potential Impact
The heap double-free vulnerability can lead to program crashes and potentially undefined behavior such as memory corruption. However, no known exploits in the wild have been reported. The absence of a CVSS score and detailed impact data limits precise impact assessment.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, users should consider avoiding use of the affected versions or apply any available upstream patches once released.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- OSV-2026-995
- Osv Schema Version
- 1.7.5
- Aliases
- []
- Ecosystems
- ["OSS-Fuzz"]
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a44530327e9c79719919679
Added to database: 06/30/2026, 23:36:35 UTC
Last enriched: 07/01/2026, 00:02:08 UTC
Last updated: 07/01/2026, 00:11:21 UTC
Views: 3
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