Net-CIDR-Set CVEs Fix Analysis: IPv6 Prefix, Infinite Loop, IP Parsing Vulnerabilities

Vulnerability Overview The web page screenshot mentions several security-related vulnerabilities, primarily involving the module. The following is a summary of the key vulnerabilities: 1. CVE-2026-19566 - Description: Fixes an issue with unbounded IPv6 subnet prefix lengths. - Impact: May lead to IPv6 address parsing errors. - Fix: Resolved in version 0.23. 2. CVE-2026-49942 - Description: Improves the strictness of IP address and subnet parsing. - Impact: May affect the correct parsing of IP addresses and subnets. - Fix: Resolved in version 0.21. 3. CVE-2026-49941 - Description: Removes potential infinite loops that could occur when attempting to parse IP addresses. - Impact: May cause the program to hang or crash. - Fix: Resolved in version 0.21. 4. CVE-2025-49911 - Description: Prohibits IPv4 addresses from starting with 0, such as "010.0.0.1". - Impact: May lead to IP address parsing errors. - Fix: Resolved in version 0.14. Impact Scope These vulnerabilities primarily affect applications using the module, particularly those requiring IPv4 and IPv6 address parsing. Unpatched vulnerabilities may result in address parsing errors, program hangs, crashes, and other security issues. Remediation Version 0.23: Fixes CVE-2026-19566. Version 0.21: Fixes CVE-2026-49942 and CVE-2026-49941. Version 0.14: Fixes CVE-2025-49911. Users are advised to upgrade to the latest version as soon as possible to mitigate these security vulnerabilities. POC Code or Exploit Code No specific POC code or exploit code is provided on the page. --- The above is a concise summary in Chinese of the key vulnerability information from the web page screenshot.

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Net-CIDR-Set CVEs Fix Analysis: IPv6 Prefix, Infinite Loop, IP Parsing Vulnerabilities