CVE-2026-9504

A weakness has been identified in GNU LibreDWG up to 0.14. Affected is the function bit_convert_TU of the file programs/dwggrep.c of the component Dwggrep Utility. This manipulation causes out-of-bounds read. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. Patch name: be996bf2178a40e98720f18c2414815d244413db. Applying a patch is the recommended action to fix this issue.

CVSS v3 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:S/C:P/I:N/A:N

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_overflow_bit_convert_TU.dwg
https://github.com/LibreDWG/libredwg/commit/be996bf2178a40e98720f18c2414815d244413db
https://github.com/LibreDWG/libredwg/issues/1246
https://vuldb.com/submit/814261
https://vuldb.com/vuln/365486
https://vuldb.com/vuln/365486/cti
https://www.gnu.org/
https://github.com/LibreDWG/libredwg/issues/1246

Configurations

No configuration.

History

26 May 2026, 16:16

Type	Values Removed	Values Added
References	~~() https://github.com/LibreDWG/libredwg/issues/1246 -~~	() https://github.com/LibreDWG/libredwg/issues/1246 -

25 May 2026, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-25 22:16

Updated : 2026-05-26 19:54

NVD link : CVE-2026-9504

Mitre link : CVE-2026-9504

CVE.ORG link : CVE-2026-9504

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-125

Out-of-bounds Read

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