PT-2026-43126 · Gnu · Libredwg

Pwn3Rd · Published 2026-04-22 · Updated 2026-05-28 · CVE-2026-9501

Positive Technologies (AI Summary)

CVSS v3.1

3.3

Low

Base vector

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

Name of the Vulnerable Software and Affected Versions GNU LibreDWG versions prior to 0.15

Description The decompress R2004 section() function within the src/decode.c file of the Dwgread Utility contains an uncontrolled reachable assertion. This issue allows a local attacker to cause a denial of service through specific manipulation.

Recommendations Apply patch e501cb9926c1e9a07a0d1cc997f3e69e9be801c9 to remediate the issue. As a temporary workaround, restrict the use of the decompress R2004 section() function.

Exploit

Fix

Assertion Failure

Weakness Enumeration

CWE-617

Related Identifiers

BDU:2026-07301

CVE-2026-9501

OPENSUSE-SU-2026:10879-1

Affected Products

Libredwg

References · 14

• 🔥 https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_assert_fail_decompress_R2004_section.dwg · Exploit
• https://github.com/LibreDWG/libredwg/commit/e501cb9926c1e9a07a0d1cc997f3e69e9be801c9 · Patch
• https://osv.dev/vulnerability/openSUSE-SU-2026:10879-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-07301 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-9501 · Security Note
• https://github.com/LibreDWG/libredwg/issues/1242 · Note
• https://suse.com/security/cve/CVE-2026-9605 · Note
• https://suse.com/security/cve/CVE-2026-9503 · Note
• https://suse.com/security/cve/CVE-2026-9501 · Note
• https://vuldb.com/vuln/365483 · Note
• https://vuldb.com/vuln/365483/cti · Note
• https://vuldb.com/submit/814250 · Note
• https://suse.com/security/cve/CVE-2026-9504 · Note
• https://gnu.org · Note