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CVE-2026-9529

GNU LibreDWG Dwggrep Utility dwggrep.c match_BLOCK_HEADER null pointer dereference

Published: May 26, 2026Updated: May 26, 2026 Sources: CVE List
NVD MITRE
3.3CVSS
LOW

A security flaw has been discovered in GNU LibreDWG up to 0.14. The affected element is the function match_BLOCK_HEADER of the file dwggrep.c of the component Dwggrep Utility. Performing a manipulation results in null pointer dereference. The attack requires a local approach. The exploit has been released to the public and may be used for attacks.

EPSS Score
0.0%
Top 97.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:L
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low

Weaknesses

CWE-476NULL Pointer DereferenceCWE-404Denial of Service

Affected Products

LibreDWG
GNU

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Impact
Initial Access
View detailed technique mapping

References

https://vuldb.com/vuln/365548
vuldb.com
https://vuldb.com/vuln/365548/cti
vuldb.com
https://vuldb.com/submit/814273
vuldb.com
and 3 more references View all →

Timeline

Published
May 26, 2026
Last Updated
May 26, 2026

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