GNU LibreDWG 代码问题漏洞

GNU LibreDWG is a C-language library from the GNU community in the United States that is used for processing DWG files. Versions of GNU LibreDWG prior to 0.14 contained code vulnerabilities. These vulnerabilities stemmed from improper handling of the matchBLOCKHEADER function in the dwggrep.c fil...

PT-2026-43186

Name of the Vulnerable Software and Affected Versions GNU LibreDWG versions prior to 0.15 Description A security flaw exists in the Dwggrep Utility component within the dwggrep.c file. A local attacker can cause a null pointer dereference, which occurs when a program attempts to read or write to ...

PT-2026-43187

Name of the Vulnerable Software and Affected Versions GNU LibreDWG versions prior to 0.15 Description A weakness in the Dwgbmp Utility component allows an out-of-bounds read, which occurs when the system reads data outside the intended boundary of a buffer. This issue is located in the read 2004...

CVE-2026-9504

A weakness has been identified in GNU LibreDWG up to 0.14. Affected is the function bitconvertTU 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...

CVE-2026-9503

A security flaw has been discovered in GNU LibreDWG up to 0.14. This impacts the function dwgnextentity of the file src/decode.c of the component DWG File Handler. The manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been releas...

CVE-2026-9502

A vulnerability was identified in GNU LibreDWG up to 0.14. This affects the function decompressR2004section 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 an...

CVE-2026-9504

A weakness has been identified in GNU LibreDWG up to 0.14. Affected is the function bitconvertTU 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...

EUVD-2026-31745

A weakness has been identified in GNU LibreDWG up to 0.14. Affected is the function bitconvertTU 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...

CVE-2026-9504

GNU LibreDWG (up to 0.14) is affected in the Dwggrep Utility, specifically the bit_convert_TU function in programs/dwggrep.c, which can trigger an out-of-bounds read. The issue requires local access to exploit and the public exploit is available. A patch be996bf2178a40e98720f18c2414815d244413db i...

CVE-2026-9504 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 bitconvertTU 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...

EUVD-2026-31741

A security flaw has been discovered in GNU LibreDWG up to 0.14. This impacts the function dwgnextentity of the file src/decode.c of the component DWG File Handler. The manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been releas...

CVE-2026-9503

A security flaw has been discovered in GNU LibreDWG up to 0.14. This impacts the function dwgnextentity of the file src/decode.c of the component DWG File Handler. The manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been releas...

CVE-2026-9503 GNU LibreDWG DWG File decode.c dwg_next_entity null pointer dereference

A security flaw has been discovered in GNU LibreDWG up to 0.14. This impacts the function dwgnextentity of the file src/decode.c of the component DWG File Handler. The manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been releas...

CVE-2026-9503 GNU LibreDWG DWG File decode.c dwg_next_entity null pointer dereference

A security flaw has been discovered in GNU LibreDWG up to 0.14. This impacts the function dwgnextentity of the file src/decode.c of the component DWG File Handler. The manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been releas...

CVE-2026-9503

Summary: CVE-2026-9503 affects GNU LibreDWG up to v0.14, specifically the DWG File Handler’s dwg_next_entity function in src/decode.c. The issue is a null pointer dereference arising from the function’s handling of certain DWG entities, with exploitation requiring local access. The exploit has be...

CVE-2026-9502 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 decompressR2004section 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 an...

CVE-2026-9502

Summary: CVE-2026-9502 affects GNU LibreDWG’s Dwgread Utility (up to 0.14). The issue is in decompress_R2004_section (src/decode.c), causing a heap-based buffer overflow. The attack is local and there is a publicly available exploit. A patch is identified by commit/id e501cb9926c1e9a07a0d1cc997f3...

CVE-2026-9502 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 decompressR2004section 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 an...

CVE-2026-9502

A vulnerability was identified in GNU LibreDWG up to 0.14. This affects the function decompressR2004section 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 an...

EUVD-2026-31740

A vulnerability was identified in GNU LibreDWG up to 0.14. This affects the function decompressR2004section 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 an...