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redhatcveRedhat.comRH:CVE-2022-3176
HistorySep 19, 2022 - 10:43 a.m.

CVE-2022-3176

2022-09-1910:43:38
redhat.com
access.redhat.com
36
cve-2022-3176
linux kernel
use-after-free
io_uring
signalfd
binder fd
poll

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

0.0004 Low

EPSS

Percentile

14.3%

JSON

A use-after-free flaw was found in io_uring in the Linux kernel. This flaw allows a local user to trigger the issue if a signalfd or binder fd is polled with the io_uring poll due to a lack of io_uring POLLFREE handling.

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7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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0.0004 Low

EPSS

Percentile

14.3%

JSON
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