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CVE Vulnerability Details :
CVE-2026-9504
PUBLISHED
More InfoOfficial Page
Assigner-VulDB
Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5
View Known Exploited Vulnerability (KEV) details
Published At-25 May, 2026 | 21:15
Updated At-26 May, 2026 | 15:11
Rejected At-
▼CVE Numbering Authority (CNA)
GNU LibreDWG Dwggrep Utility dwggrep.c bit_convert_TU out-of-bounds

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.

Affected Products
Vendor
GNUGNU
Product
LibreDWG
CPEs
  • cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*
Modules
  • Dwggrep Utility
Versions
Affected
  • 0.1
  • 0.2
  • 0.3
  • 0.4
  • 0.5
  • 0.6
  • 0.7
  • 0.8
  • 0.9
  • 0.10
  • 0.11
  • 0.12
  • 0.13
  • 0.14
Problem Types
TypeCWE IDDescription
CWECWE-125Out-of-Bounds Read
CWECWE-119Memory Corruption
Type: CWE
CWE ID: CWE-125
Description: Out-of-Bounds Read
Type: CWE
CWE ID: CWE-119
Description: Memory Corruption
Metrics
VersionBase scoreBase severityVector
4.04.8MEDIUM
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
3.13.3LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
3.03.3LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
2.01.7N/A
AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:OF/RC:C
Version: 4.0
Base score: 4.8
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
Version: 3.1
Base score: 3.3
Base severity: LOW
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
Version: 3.0
Base score: 3.3
Base severity: LOW
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
Version: 2.0
Base score: 1.7
Base severity: N/A
Vector:
AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:OF/RC:C
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
reporter
pwn3rd (VulDB User)
Timeline
EventDate
Advisory disclosed2026-05-25 00:00:00
VulDB entry created2026-05-25 02:00:00
VulDB entry last update2026-05-25 12:10:05
Event: Advisory disclosed
Date: 2026-05-25 00:00:00
Event: VulDB entry created
Date: 2026-05-25 02:00:00
Event: VulDB entry last update
Date: 2026-05-25 12:10:05
Replaced By
Rejected Reason
References
HyperlinkResource
https://vuldb.com/vuln/365486
vdb-entry
technical-description
https://vuldb.com/vuln/365486/cti
signature
permissions-required
https://vuldb.com/submit/814261
third-party-advisory
https://github.com/LibreDWG/libredwg/issues/1246
issue-tracking
https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_overflow_bit_convert_TU.dwg
exploit
https://github.com/LibreDWG/libredwg/commit/be996bf2178a40e98720f18c2414815d244413db
patch
https://www.gnu.org/
product
Hyperlink: https://vuldb.com/vuln/365486
Resource:
vdb-entry
technical-description
Hyperlink: https://vuldb.com/vuln/365486/cti
Resource:
signature
permissions-required
Hyperlink: https://vuldb.com/submit/814261
Resource:
third-party-advisory
Hyperlink: https://github.com/LibreDWG/libredwg/issues/1246
Resource:
issue-tracking
Hyperlink: https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_overflow_bit_convert_TU.dwg
Resource:
exploit
Hyperlink: https://github.com/LibreDWG/libredwg/commit/be996bf2178a40e98720f18c2414815d244413db
Resource:
patch
Hyperlink: https://www.gnu.org/
Resource:
product
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/LibreDWG/libredwg/issues/1246
exploit
Hyperlink: https://github.com/LibreDWG/libredwg/issues/1246
Resource:
exploit
Details not found