ipv6 parsing

About this tag
The ipv6 parsing tag on WindowsForum.com covers discussions about vulnerabilities and security issues related to the parsing of IPv6 addresses in software. A recent thread highlights a critical CUPS vulnerability (CVE-2025-61915) where a stack-based out-of-bounds write occurs due to improper validation of IPv6 fragments in the cupsd configuration parser. This flaw can lead to denial of service and potential remote code execution, emphasizing the importance of patching to version 2.4.15. The tag focuses on input validation failures in IPv6 parsing that can compromise system security.

  1. CUPS CVE-2025-61915: Patch Now to Prevent DoS and Potential RCE

    OpenPrinting’s CUPS received a security update on November 27–29, 2025 after a stack-based out‑of‑bounds write (CWE‑124 / CWE‑129) was found in the cupsd configuration parser that lets a local lpadmin user inject a malicious IPv6 fragment into cupsd.conf through the web UI — an input‑validation...
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    • cups ipv6 parsing privilege escalation security patch
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    • Forum: Security Alerts