CVEvulnerability

CVE-2022-1786

7.8 HIGH Published 2022-06-02 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-06-02
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
CWE-416, CWE-843

Description

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.

Affected configurations

• linux linux kernel (>= 5.10 < 5.12) • netapp h410c firmware • netapp h300s firmware • netapp h500s firmware • netapp h700s firmware • netapp h410s firmware

Related

Weakness · CWE (2)

  • CWE-416 Use After Free weakness
  • CWE-843 Access of Resource Using Incompatible Type weakness

References