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ubuntucveUbuntu.comUB:CVE-2023-52861
HistoryMay 21, 2024 - 12:00 a.m.

CVE-2023-52861

2024-05-2100:00:00
ubuntu.com
ubuntu.com
3
linux kernel
vulnerability
null pointer dereference
drm bridge
it66121

CVSS3

6.2

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.8

Confidence

High

EPSS

0

Percentile

15.5%

In the Linux kernel, the following vulnerability has been resolved: drm:
bridge: it66121: Fix invalid connector dereference Fix the NULL pointer
dereference when no monitor is connected, and the sound card is opened from
userspace. Instead return an empty buffer (of zeroes) as the EDID
information to the sound framework if there is no connector attached.

CVSS3

6.2

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.8

Confidence

High

EPSS

0

Percentile

15.5%