CVE-2025-53817 GHSL-2025-059 - 7-Zip - Null pointer array write attempt in NArchive::NCom::CHandler::GetStream

7-Zip is a file archiver with a high compression ratio. 7-Zip supports extracting from Compound Documents. Prior to version 25.0.0, a null pointer dereference in the Compound handler may lead to denial of service. Version 25.0.0 contains a fix cor the issue...

CVE-2021-21254 Regular expression Denial of Service in Markdown plugin

CKEditor 5 is an open source rich text editor framework with a modular architecture. The CKEditor 5 Markdown plugin @ckeditor/ckeditor5-markdown-gfm before version 25.0.0 has a regex denial of service ReDoS vulnerability. The vulnerability allowed to abuse link recognition regular expression, whi...