<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Userns — PoC Archive</title><link>https://poc.intelseclab.com/tags/userns/</link><description>Latest proof-of-concept entries.</description><generator>Hugo</generator><language>en-us</language><lastBuildDate>Tue, 30 Jun 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://poc.intelseclab.com/tags/userns/index.xml" rel="self" type="application/rss+xml"/><item><title>Linux Kernel act_pedit Partial COW Page-Cache LPE (CVE-2026-46331)</title><link>https://poc.intelseclab.com/pocs/binary/2026-06-30_cve-2026-46331-linux-act-pedit-lpe/</link><pubDate>Tue, 30 Jun 2026 00:00:00 +0000</pubDate><guid>https://poc.intelseclab.com/pocs/binary/2026-06-30_cve-2026-46331-linux-act-pedit-lpe/</guid><description>High severity (CVSS 7.8) — binary · CVE-2026-46331. Status: PoC. Affects: Linux Kernel — net/sched/act_pedit (traffic control packet editing). Tags: LPE, Linux kernel, COW, page-cache, act_pedit, tc, netlink, traffic-control, privilege-escalation, userns, C, DirtyFrag.</description><category>binary</category><category>High</category><category>LPE</category><category>Linux kernel</category><category>COW</category><category>page-cache</category><category>act_pedit</category><category>tc</category><category>netlink</category><category>traffic-control</category><category>privilege-escalation</category><category>userns</category><category>C</category><category>DirtyFrag</category></item></channel></rss>