CVE-2026-64374 sched/rt: Have RT_PUSH_IPI be default off for non PREEMPT_RT

🗓️ 25 Jul 2026 08:50:26Reported by GoogleType

osv

osv🔗 osv.dev👁 5 Views

Linux kernel fix: make RT_PUSH_IPI default off for non PREEMPT_RT to reduce RT task pull latency.

Reporter	Title	Published	Views	Family All 12
Circl	CVE-2026-64374	25 Jul 202614:12	–	circl
CVE	CVE-2026-64374	25 Jul 202608:50	–	cve
Cvelist	CVE-2026-64374 sched/rt: Have RT_PUSH_IPI be default off for non PREEMPT_RT	25 Jul 202608:50	–	cvelist
Debian CVE	CVE-2026-64374	25 Jul 202608:50	–	debiancve
EUVD	EUVD-2026-48918	25 Jul 202608:50	–	euvd
NVD	CVE-2026-64374	25 Jul 202610:17	–	nvd
OSV	DEBIAN-CVE-2026-64374	25 Jul 202610:17	–	osv
OSV	ECHO-1491-1C5F-8C20	26 Jul 202602:26	–	osv
OSV	UBUNTU-CVE-2026-64374	27 Jul 202600:00	–	osv
Positive Technologies	PT-2026-64595	25 Jul 202600:00	–	ptsecurity

Source	Link
git	www.git.kernel.org/stable/c/44aae426dbfd51286f7eb601cfa14bc32164812a
git	www.git.kernel.org/stable/c/4bd0da48fbc1dbef6774175129107fbbdd353e26
git	www.git.kernel.org/stable/c/860aaff72c8446fed5e576249e19952883a18885
git	www.git.kernel.org/stable/c/89237c8fc15d8016a194076e648ccb57d75e65ae
git	www.git.kernel.org/stable/c/a18f80bf5359238c4f067d691b96af00286fdd89
git	www.git.kernel.org/stable/c/b99f04ae3d200d2f8844aa29145bd18eccbeecde
git	www.git.kernel.org/stable/c/d8312a56d9a162e3ec76476aa487e7d20bc602e9
git	www.git.kernel.org/stable/c/dd29c017aed628076e915fe4cdfb5392fd4c5cab
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64374.json
nvd	www.nvd.nist.gov/vuln/detail/CVE-2026-64374

27 Jul 2026 04:03Current

5.9Medium risk

Vulners AI Score5.9

CVSS 3.17.5

EPSS0.00501

linux kernel scheduler rt rt push ipi default off non preempt rt