CVE-2025-40266Linux vulnerability

37 documents7 sources
Severity
7.2HIGHOSV
OSV3.2
No vector
EPSS
0.0%
top 90.16%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedDec 4
Latest updateApr 9

Description

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Check the untrusted offset in FF-A memory share Verify the offset to prevent OOB access in the hypervisor FF-A buffer in case an untrusted large enough value [U32_MAX - sizeof(struct ffa_composite_mem_region) + 1, U32_MAX] is set from the host kernel.

Affected Packages7 packages

🔴Vulnerability Details

18
OSV
linux-oem-6.17 vulnerabilities2026-04-06
OSV
linux-raspi, linux-raspi-realtime vulnerabilities2026-04-01
OSV
linux-raspi vulnerabilities2026-04-01
OSV
linux-azure, linux-azure-6.17 vulnerabilities2026-03-25
OSV
linux-azure-6.8 vulnerabilities2026-03-25

📋Vendor Advisories

18
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities2026-04-09
Ubuntu
Linux kernel (OEM) vulnerabilities2026-04-06
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2026-04-01
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2026-04-01
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-25
CVE-2025-40266 — Linux vulnerability | cvebase