GNU LibreDWG Dwgbmp Utility decode.c read_2004_compressed_section out-of-bounds

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Summary

CVECVE-2026-9530
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-26 05:16:19 UTC
Updated2026-05-26 19:54:40 UTC
DescriptionA weakness has been identified in GNU LibreDWG up to 0.14. The impacted element is the function read_2004_compressed_section of the file src/decode.c of the component Dwgbmp Utility. Executing a manipulation can lead to out-of-bounds read. The attack requires local access. The exploit has been made available to the public and could be used for attacks. This patch is called 8f03865f37f5d4ffd616fef802acc980be54d300. It is advisable to implement a patch to correct this issue.

Risk And Classification

Primary CVSS: v4.0 1.9 LOW from [email protected]

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS: 0.000130000 probability, percentile 0.021500000 (date 2026-05-27)

Problem Types: CWE-119 | CWE-125 | CWE-125 Out-of-Bounds Read | CWE-119 Memory Corruption

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary1.9LOWCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED4.8MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
3.1[email protected]Secondary3.3LOWCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
3.1CNADECLARED3.3LOWCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3.0CNADECLARED3.3LOWCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2.0[email protected]Secondary1.7AV:L/AC:L/Au:S/C:N/I:N/A:P
2.0CNADECLARED1.7AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C

CVSS v4.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA GNU LibreDWG affected 0.1 Not specified
CNA GNU LibreDWG affected 0.2 Not specified
CNA GNU LibreDWG affected 0.3 Not specified
CNA GNU LibreDWG affected 0.4 Not specified
CNA GNU LibreDWG affected 0.5 Not specified
CNA GNU LibreDWG affected 0.6 Not specified
CNA GNU LibreDWG affected 0.7 Not specified
CNA GNU LibreDWG affected 0.8 Not specified
CNA GNU LibreDWG affected 0.9 Not specified
CNA GNU LibreDWG affected 0.10 Not specified
CNA GNU LibreDWG affected 0.11 Not specified
CNA GNU LibreDWG affected 0.12 Not specified
CNA GNU LibreDWG affected 0.13 Not specified
CNA GNU LibreDWG affected 0.14 Not specified

References

ReferenceSourceLinkTags
vuldb.com/vuln/365549 [email protected] vuldb.com
github.com/LibreDWG/libredwg/issues/1248 134c704f-9b21-4f2e-91b3-4a467353bcc0 github.com
github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_... [email protected] github.com
github.com/LibreDWG/libredwg/commit/8f03865f37f5d4ffd616fef802acc980be54... [email protected] github.com
vuldb.com/vuln/365549/cti [email protected] vuldb.com
vuldb.com/submit/814275 [email protected] vuldb.com
www.gnu.org [email protected] www.gnu.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: pwn3rd (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-05-25T00:00:00.000ZAdvisory disclosed
CNA2026-05-25T02:00:00.000ZVulDB entry created
CNA2026-05-25T21:44:10.000ZVulDB entry last update
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