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osvGoogleOSV:CVE-2022-45919
HistoryNov 27, 2022 - 2:15 a.m.

CVE-2022-45919

2022-11-2702:15:16
Google
osv.dev
1
linux
kernel
issue
drivers
media
dvb
use-after-free
disconnect
open
wait_event

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

5.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

12.7%

An issue was discovered in the Linux kernel through 6.0.10. In drivers/media/dvb-core/dvb_ca_en50221.c, a use-after-free can occur is there is a disconnect after an open, because of the lack of a wait_event.

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

5.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

12.7%