CVE-2020-21815
Published May 17, 2021A null pointer deference issue exists in GNU LibreDWG 0.10.2641 via output_TEXT ../../programs/dwg2SVG.c:114, which causes a denial of service (application crash).
Loading current evidence
Historical archive search
Search decades of CVEs by regex, severity, date, CWE, vendor/product tags, KEV, PoC, and other evidence.
Results
88 results · Sorted by Highest Buzz score first
A null pointer deference issue exists in GNU LibreDWG 0.10.2641 via output_TEXT ../../programs/dwg2SVG.c:114, which causes a denial of service (application crash).
A heap based buffer overflow issue exists in GNU LibreDWG 0.10.2641 via htmlwescape ../../programs/escape.c:97.
A heap based buffer overflow issue exists in GNU LibreDWG 0.10.2641 via output_TEXT ../../programs/dwg2SVG.c:114.
GNU LibreDWG before 0.11 allows NULL pointer dereferences via crafted input files.
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to a heap-based buffer over-read in bit_write_TF in bits.c.
An issue was discovered in GNU LibreDWG through 0.9.3. There is a NULL pointer dereference in the function dwg_encode_common_entity_handle_data in common_entity_handle_data.spec.
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to a heap-based buffer over-read in dwg_encode_entity in common_entity_data.spec.
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to a stack overflow in bits.c, possibly related to bit_read_TF.
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to denial of service in bit_calc_CRC in bits.c, related to a for loop.
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to a heap-based buffer over-read in decode_R13_R2000 in decode.c, a different vulnerability than CVE…
An issue was discovered in GNU LibreDWG through 0.9.3. There is a NULL pointer dereference in the function dwg_encode_LWPOLYLINE in dwg.spec.
GNU LibreDWG 0.9.3.2564 has an invalid pointer dereference in dwg_dynapi_entity_value in dynapi.c (dynapi.c is generated by gen-dynapi.pl).
GNU LibreDWG 0.9.3.2564 has a heap-based buffer over-read in bfr_read in decode.c.
GNU LibreDWG 0.9.3.2564 has a heap-based buffer over-read in bit_search_sentinel in bits.c.
GNU LibreDWG 0.9.3.2564 has a heap-based buffer over-read in copy_compressed_bytes in decode_r2007.c.
GNU LibreDWG 0.9.3.2564 has a NULL pointer dereference in get_next_owned_entity in dwg.c.
GNU LibreDWG 0.9.3.2564 has an attempted excessive memory allocation in read_sections_map in decode_r2007.c.
GNU LibreDWG 0.9.3.2564 has a heap-based buffer over-read in read_pages_map in decode_r2007.c.
An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_LWPOLYLINE_private in dwg.spec.
An issue was discovered in GNU LibreDWG before 0.93. There is a double-free in dwg_free in free.c.
An issue was discovered in GNU LibreDWG before 0.93. Crafted input will lead to an attempted excessive memory allocation in decode_3dsolid in dwg.spec.
An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_HATCH_private in dwg.spec.
An issue was discovered in GNU LibreDWG 0.92. There is a heap-based buffer over-read in decode_R13_R2000 in decode.c.
An issue was discovered in GNU LibreDWG 0.92. There is a use-after-free in resolve_objectref_vector in decode.c.
An issue was discovered in GNU LibreDWG before 0.93. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_SPLINE_private in dwg.spec.
Every filter state lives in the URL so you can bookmark, share, and crawl exact historical slices instead of a client-only search session.
Buzz order uses the latest all-time evidence snapshot, refreshed every two hours. Evidence-bearing CVEs rank first; records without a snapshot continue newest-first.