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CVE Vulnerability Details :
CVE-2026-9502
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 | 20:45
Updated At-26 May, 2026 | 12:37
Rejected At-
▼CVE Numbering Authority (CNA)
GNU LibreDWG Dwgread Utility decode.c decompress_R2004_section heap-based overflow

A vulnerability was identified in GNU LibreDWG up to 0.14. This affects the function decompress_R2004_section of the file src/decode.c of the component Dwgread Utility. The manipulation leads to heap-based buffer overflow. The attack must be carried out locally. The exploit is publicly available and might be used. The identifier of the patch is e501cb9926c1e9a07a0d1cc997f3e69e9be801c9. To fix this issue, it is recommended to deploy a patch.

Affected Products
Vendor
GNUGNU
Product
LibreDWG
CPEs
  • cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*
Modules
  • Dwgread 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-122Heap-based Buffer Overflow
CWECWE-119Memory Corruption
Type: CWE
CWE ID: CWE-122
Description: Heap-based Buffer Overflow
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:L/VA:L/SC:N/SI:N/SA:N/E:P
3.15.3MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
3.05.3MEDIUM
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
2.04.3N/A
AV:L/AC:L/Au:S/C:P/I:P/A:P/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:L/VA:L/SC:N/SI:N/SA:N/E:P
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
Version: 3.0
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
Version: 2.0
Base score: 4.3
Base severity: N/A
Vector:
AV:L/AC:L/Au:S/C:P/I:P/A:P/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 12:09:58
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 12:09:58
Replaced By

Rejected Reason

References
HyperlinkResource
https://vuldb.com/vuln/365484
vdb-entry
technical-description
https://vuldb.com/vuln/365484/cti
signature
permissions-required
https://vuldb.com/submit/814259
third-party-advisory
https://github.com/LibreDWG/libredwg/issues/1243
issue-tracking
https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_overflow_decompress_R2004_section.dwg
exploit
https://github.com/LibreDWG/libredwg/commit/e501cb9926c1e9a07a0d1cc997f3e69e9be801c9
patch
https://www.gnu.org/
product
Hyperlink: https://vuldb.com/vuln/365484
Resource:
vdb-entry
technical-description
Hyperlink: https://vuldb.com/vuln/365484/cti
Resource:
signature
permissions-required
Hyperlink: https://vuldb.com/submit/814259
Resource:
third-party-advisory
Hyperlink: https://github.com/LibreDWG/libredwg/issues/1243
Resource:
issue-tracking
Hyperlink: https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_overflow_decompress_R2004_section.dwg
Resource:
exploit
Hyperlink: https://github.com/LibreDWG/libredwg/commit/e501cb9926c1e9a07a0d1cc997f3e69e9be801c9
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
Details not found