CVE-2026-9503

A security flaw has been discovered in GNU LibreDWG up to 0.14. This impacts the function dwg_next_entity of the file src/decode.c of the component DWG File Handler. The manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The patch is identified as 8f03865f37f5d4ffd616fef802acc980be54d300. Upgrading the affected component is advised.

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 NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

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

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_oob_write_read_2004_compressed_section.dwg
https://github.com/LibreDWG/libredwg/commit/8f03865f37f5d4ffd616fef802acc980be54d300
https://github.com/LibreDWG/libredwg/issues/1245
https://vuldb.com/submit/814260
https://vuldb.com/vuln/365485
https://vuldb.com/vuln/365485/cti
https://www.gnu.org/

Configurations

No configuration.

History

25 May 2026, 21:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-25 21:16

Updated : 2026-05-26 19:54

NVD link : CVE-2026-9503

Mitre link : CVE-2026-9503

CVE.ORG link : CVE-2026-9503

JSON object : View

Products Affected

No product.

CWE

CWE-404

Improper Resource Shutdown or Release

CWE-476

NULL Pointer Dereference

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