CVE-2026-9529
4.8
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
Summary
A security flaw has been discovered in GNU LibreDWG up to 0.14. The affected element is the function match_BLOCK_HEADER of the file dwggrep.c of the component Dwggrep Utility. Performing a manipulation results in null pointer dereference. The attack requires a local approach. The exploit has been released to the public and may be used for attacks.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| GNU | LibreDWG | 0.1 | affected |
| GNU | LibreDWG | 0.2 | affected |
| GNU | LibreDWG | 0.3 | affected |
| GNU | LibreDWG | 0.4 | affected |
| GNU | LibreDWG | 0.5 | affected |
| GNU | LibreDWG | 0.6 | affected |
| GNU | LibreDWG | 0.7 | affected |
| GNU | LibreDWG | 0.8 | affected |
| GNU | LibreDWG | 0.9 | affected |
| GNU | LibreDWG | 0.10 | affected |
| GNU | LibreDWG | 0.11 | affected |
| GNU | LibreDWG | 0.12 | affected |
| GNU | LibreDWG | 0.13 | affected |
| GNU | LibreDWG | 0.14 | affected |
Weaknesses
- CWE-476: NULL Pointer Dereference
- CWE-404: Denial of Service
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
References
- https://vuldb.com/vuln/365548
- https://vuldb.com/vuln/365548/cti
- https://vuldb.com/submit/814273
- https://github.com/LibreDWG/libredwg/issues/1247
- https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_oob_write_read_2004_compressed_section.dwg
- https://www.gnu.org/
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