CVE-2025-21863

In the Linux kernel, the following vulnerability has been resolved: io_uring: prevent opcode speculation sqe->opcode is used for different tables, make sure we santitise it against speculations.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/1e988c3fe1264708f4f92109203ac5b1d65de50b	Patch
https://git.kernel.org/stable/c/506b9b5e8c2d2a411ea8fe361333f5081c56d23a	Patch
https://git.kernel.org/stable/c/b9826e3b26ec031e9063f64a7c735449c43955e4	Patch
https://git.kernel.org/stable/c/fdbfd52bd8b85ed6783365ff54c82ab7067bd61b	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.14:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.14:rc2::::::
	cpe:2.3:o:linux:linux_kernel:6.14:rc3::::::

History

No history.

Information

Published : 2025-03-12 10:15

Updated : 2025-10-01 20:18

NVD link : CVE-2025-21863

Mitre link : CVE-2025-21863

CVE.ORG link : CVE-2025-21863

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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