PoC Index

CVE-2022-1786

HIGH 7.8EPSS 1.0%

A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.

CVSS v3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
EPSS
1.01% chance of exploitation in the next 30 days, 61th percentile
Published
2022-05-31
Updated
2024-08-03

Proof-of-concept exploits (2)

References

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