Search/CVE-2026-64214
● CVE — Medium

CVE-2026-64214

VendorlinuxProductlinux kernelDiscoveredJul 24, 2026UpdatedAug 11, 2026

In the Linux kernel, the following vulnerability has been resolved: powerpc/time: Remove redundant preempt_disable|enable() calls from arch_irq_work_raise() A kernel panic is observed when handling machine check exceptions from real mode. BUG: Unable to handle kernel data access on read at 0xc00000006be21300 Oops: Kernel access of bad area, sig: 11 [#1] MSR: 8000000000001003 CR: 88222248 XER: 00000005 CFAR: c00000000003ffc4 DAR: c00000006be21300 DSISR: 40000000 IRQMASK: 0 NIP [c000000000029e40] arch_irq_work_raise+0x10/0x70 LR [c00000000003ffc8] machine_check_queue_event+0xa8/0x150 Call Trace: [c0000000179d3c70] [c00000000003ff64] machine_check_queue_event+0x44/0x150 [c0000000179d3d30] [c0000000000084e0] machine_check_early_common+0x1f0/0x2c0 The crash occurs because arch_irq_work_raise()…

View graph Watch Export
CVSS v3.1
5.5 MEDIUM
EPSS
0.12%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
17
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Sep 25, 2026 → Sep 27, 2026
▼ 0.04pp
0.16% → 0.12% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Connections
19 relationships
Timeline
disclosure → media coverage
Jul 24, 2026
Disclosure — published as a CVE record. · last revised by NVD Aug 11, 2026
Jul 28, 2026
ubuntu.com reports: USN-8618-1: Linux kernel vulnerabilities
Aug 20, 2026
ubuntu.com reports: USN-8663-1: Linux kernel (NVIDIA) vulnerabilities
Aug 20, 2026
ubuntu.com reports: USN-8664-1: Linux kernel (NVIDIA BaseOS) vulnerabilities
Sep 7, 2026
ubuntu.com reports: USN-8728-1: Linux kernel (GCP) vulnerabilities
Sep 7, 2026
ubuntu.com reports: USN-8729-1: Linux kernel vulnerabilities
Sep 15, 2026
ubuntu.com reports: USN-8761-1: Linux kernel (Azure) vulnerabilities
Sep 18, 2026
ubuntu.com reports: USN-8729-2: Linux kernel (Raspberry Pi Real-time) vulnerabilities
Sep 18, 2026
ubuntu.com reports: USN-8761-2: Linux kernel (Azure FIPS) vulnerabilities
Sep 18, 2026
ubuntu.com reports: USN-8781-1: Linux kernel (NVIDIA Tegra) vulnerabilities
Sep 21, 2026
ubuntu.com reports: USN-8761-3: Linux kernel (Azure) vulnerabilities
Sep 21, 2026
ubuntu.com reports: USN-8729-3: Linux kernel vulnerabilities
Sep 22, 2026
ubuntu.com reports: USN-8729-4: Linux kernel (Low Latency) vulnerabilities
Sep 22, 2026
ubuntu.com reports: USN-8728-2: Linux kernel (Azure) vulnerabilities
Sep 22, 2026
ubuntu.com reports: USN-8802-1: Linux kernel (Oracle) vulnerabilities
Sep 25, 2026
ubuntu.com reports: USN-8729-5: Linux kernel (AWS FIPS) vulnerabilities
Sep 29, 2026
ubuntu.com reports: USN-8729-6: Linux kernel (AWS) vulnerabilities
Sep 29, 2026
ubuntu.com reports: USN-8728-3: Linux kernel (Oracle) vulnerabilities