{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","favicon":"https://feed.craftedsignal.io/favicon-32x32.png","feed_url":"https://feed.craftedsignal.io/products/xen-netback-kernel-driver/feed.json","home_page_url":"https://feed.craftedsignal.io/","icon":"https://feed.craftedsignal.io/apple-touch-icon.png","items":[{"_cs_actors":[],"_cs_cpes":["cpe:2.3:a:linux:xen_netback:*:*:*:*:*:*:*:*"],"_cs_cves":[{"id":"CVE-2026-99286"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["xen-netback (kernel driver)"],"_cs_severities":["medium"],"_cs_tags":[],"_cs_type":"advisory","_cs_vendors":["Linux"],"content_html":"\u003cp\u003eThe Linux xen-netback driver contains a use-after-free vulnerability (CVE-2026-99286) related to network statistics. The issue occurs when tearing down queues after an error during connection to the frontend - such as illegal Xenstore data provided by a guest - due to missing RCU synchronization before freeing the network statistics data.\u003c/p\u003e\n","date_modified":"2026-11-10T21:35:13Z","date_published":"2026-11-10T21:35:13Z","id":"https://feed.craftedsignal.io/briefs/2026-11-xen-netback-uaf/","summary":"A use-after-free vulnerability in the Linux xen-netback driver exists due to missing RCU synchronization during queue teardown.","title":"Xen: Linux xen-netback use-after-free in network statistics (CVE-2026-99286)","url":"https://feed.craftedsignal.io/briefs/2026-11-xen-netback-uaf/"}],"language":"en","title":"CraftedSignal Threat Feed - Xen-Netback (Kernel Driver)","version":"https://jsonfeed.org/version/1.1"}