CVE-2025-21863

Description

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.

Reserved 2024-12-29 | Published 2025-03-12 | Updated 2025-03-12 | Assigner Linux

Product status

Default status
unaffected

d3656344fea0339fb0365c8df4d2beba4e0089cd before b9826e3b26ec031e9063f64a7c735449c43955e4
affected

d3656344fea0339fb0365c8df4d2beba4e0089cd before 506b9b5e8c2d2a411ea8fe361333f5081c56d23a
affected

d3656344fea0339fb0365c8df4d2beba4e0089cd before fdbfd52bd8b85ed6783365ff54c82ab7067bd61b
affected

d3656344fea0339fb0365c8df4d2beba4e0089cd before 1e988c3fe1264708f4f92109203ac5b1d65de50b
affected

Default status
affected

5.6
affected

Any version before 5.6
unaffected

6.6.80
unaffected

6.12.17
unaffected

6.13.5
unaffected

6.14-rc4
unaffected

References

git.kernel.org/...c/b9826e3b26ec031e9063f64a7c735449c43955e4

git.kernel.org/...c/506b9b5e8c2d2a411ea8fe361333f5081c56d23a

git.kernel.org/...c/fdbfd52bd8b85ed6783365ff54c82ab7067bd61b

git.kernel.org/...c/1e988c3fe1264708f4f92109203ac5b1d65de50b

cve.org (CVE-2025-21863)

nvd.nist.gov (CVE-2025-21863)

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