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CVE-2026-53200

Linux Kernel

Description

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Fix handling of XN[0] when !FEAT_XNX XN has already been extracted from its bitfield position so using FIELD_PREP() on the mask that clears XN[0] is completely broken, having the effect of unconditionally granting execute permissions... Fix the obvious mistake by manipulating the right bit.

CVSS 8.8EPSS 0.12%Risk 0.89
View source
Published
2026-06-25 09:16:37
Affected versions
unknown
Type
Kernel
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Operating systems
Linux