CVE-2026-9501: GNU LibreDWG Dwgread Utility decode.c decompress_R2004_section assertion

Description

A vulnerability was determined in GNU LibreDWG up to 0.14. The impacted element is the function decompress_R2004_section of the file src/decode.c of the component Dwgread Utility. Executing a manipulation can lead to reachable assertion. The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. This patch is called e501cb9926c1e9a07a0d1cc997f3e69e9be801c9. A patch should be applied to remediate this issue.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

GNU LibreDWG

0.1affected
0.2affected
0.3affected
0.4affected
0.5affected
0.6affected
0.7affected
0.8affected
0.9affected
0.10affected
0.11affected
0.12affected
0.13affected
0.14affected

References

https://vuldb.com/vuln/365483 ↗
https://vuldb.com/vuln/365483/cti ↗
https://vuldb.com/submit/814250 ↗
https://github.com/LibreDWG/libredwg/issues/1242 ↗
https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_assert_fail_decompress_R2004_section.dwg ↗
https://github.com/LibreDWG/libredwg/commit/e501cb9926c1e9a07a0d1cc997f3e69e9be801c9 ↗
https://www.gnu.org/ ↗