{"id":"CVE-2026-98774","title":"kernel: rust_binder: cancel deferred work items in thread exit (CVE-2026-98774)","summary":"A flaw was found in the Linux kernel's Rust Binder driver. When a thread terminates while handling an active outgoing transaction, deferred work items on the thread's task list are not properly cleaned up during thread release. A local att…","severity":"low","cvss":3.3,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","cvssSource":"vendor","cwe":"CWE-459","vendor":"Red Hat","product":"Linux","affected":["Linux >= eafedbc7c050c44744fbdf80bdf3315e860b7513 < d54df2de22f9ac5b660d0ec898986f805e97c096","Linux >= eafedbc7c050c44744fbdf80bdf3315e860b7513 < 98dc9fababd1b7fb1a88b8362183baa5779c2394","Linux >= eafedbc7c050c44744fbdf80bdf3315e860b7513 < 62479b6e5df82cbdf3c4145130928f233fae78fb","Linux 6.18"],"published":"2026-10-18","updated":"2026-10-23","sourceUpdated":"2026-10-23T08:07:25+00:00","source":"CSAF","sourceUrl":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98774.json","references":[{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98774.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-98774"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2555117"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98774"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98774"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98774.mbox"},{"url":"https://git.kernel.org/stable/c/d54df2de22f9ac5b660d0ec898986f805e97c096"},{"url":"https://git.kernel.org/stable/c/98dc9fababd1b7fb1a88b8362183baa5779c2394"},{"url":"https://git.kernel.org/stable/c/62479b6e5df82cbdf3c4145130928f233fae78fb"}],"tags":["csaf","vex","red-hat","cve.org"],"epss":0.00166,"epssPercentile":0.05798,"ingestedAt":"2026-10-18T16:47:32.492Z","slug":"CVE-2026-98774","body":"## Overview\n\nA flaw was found in the Linux kernel's Rust Binder driver. When a thread terminates while handling an active outgoing transaction, deferred work items on the thread's task list are not properly cleaned up during thread release. A local attacker could exploit this vulnerability to cause a resource leak, potentially resulting in a denial of service (DoS).\n\n## Vendor advisories\n\n- **Red Hat VEX** · Low · updated 2026-10-23 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98774.json)\n\n**kernel: rust_binder: cancel deferred work items in thread exit** — rated Low by Red Hat. Released 2026-10-18, updated 2026-10-23.\n\nNot affected:\n\n- Red Hat Enterprise Linux 10\n- Red Hat Enterprise Linux 6\n- Red Hat Enterprise Linux 7\n- Red Hat Enterprise Linux 8\n- Red Hat Enterprise Linux 9\n- Red Hat OpenShift Container Platform 4\n\n## Remediation\n\nRefer to the advisory for fix availability.","depth":"sunlit","depthScore":18,"depthScoreParts":{"impact":18.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":228133,"id":"CVE-2026-98774","ts":1792758127144,"field":"cvss","old":null,"new":"3.3"},{"seq":228132,"id":"CVE-2026-98774","ts":1792758127144,"field":"severity","old":"none","new":"low"}]}