{"id":"EM-20261102-IJ49","url":"https://cyber.eventmonitor.net/incident/EM-20261102-IJ49/","type":"cve","title":"Linux Kernel Vulnerability (CVE-2026-99235)","subtitle":"CVE-2026-99235","subject":"CVE-2026-99235","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-02T16:17:48.790Z","firstSignal":"2026-11-02T16:06:41.000Z","lastSignal":"2026-11-02T16:17:48.790Z","updated":"2026-11-04T14:43:58.877Z","revision":1,"life":[{"status":"Born","at":"2026-11-02T16:17:48.790Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-02T16:17:48.790Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-02T16:06:41.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-02T16:17:48.790Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261102-IJ49 created."}],"stages":[{"name":"Disclosed","at":"2026-11-02T16:17:48.790Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-02T16:17:48.790Z","detail":"CVSS 7.8 · EPSS 0.1%"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-02T16:06:41.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-02T16:06:41.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":3,"title":"Red Hat: CVE-2026-99235 (important)","text":"kernel: kernel: Privilege escalation via use-after-free in event tracing subsystem","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-99235.json"},{"at":"2026-11-02T16:17:48.790Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-99235 (CVSS 7.8)","text":"In the Linux kernel, the following vulnerability has been resolved:\n\ntracing: Save the event file instead of the compatible histogram\n\ncreate_field_var_hist() creates a histogram on the matched event to\nsupply a field variable, and records it on the target so it can be torn\ndown later:\n\n\thist_data = find_compatible_hist(target_hist_data, file);\n\t...\n\t/* Save the compatible histogram information */\n\tvar_hist->hist_data = hist_data;\n\nhist_data is not the histogram it creates. It is one that was already\nthere, whose keys the new one copies. The saved pointer has a single\nuser, unregister_field_va","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-99235"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-02T16:17:48.790","score":7.8,"severity":"HIGH","desc":"In the Linux kernel, the following vulnerability has been resolved:\n\ntracing: Save the event file instead of the compatible histogram\n\ncreate_field_var_hist() creates a histogram on the matched event to\nsupply a field variable, and records it on the target so it can be torn\ndown later:\n\n\thist_data =","product":"","seen":1793803438877},"kev":null,"epss":{"epss":0.00122,"pct":0.02015,"at":1793803438877},"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}