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ubuntucveUbuntu.comUB:CVE-2022-36402
HistorySep 16, 2022 - 12:00 a.m.

CVE-2022-36402

2022-09-1600:00:00
ubuntu.com
ubuntu.com
13
integer overflow vulnerability
vmwgfx driver
linux kernel
gpu component
local attacker
privilege escalation
denial of service
device file

6.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

HIGH

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

5.5 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

An integer overflow vulnerability was found in vmwgfx driver in
drivers/gpu/vmxgfx/vmxgfx_execbuf.c in GPU component of Linux kernel with
device file ‘/dev/dri/renderD128 (or Dxxx)’. This flaw allows a local
attacker with a user account on the system to gain privilege, causing a
denial of service(DoS).

Bugs

Notes

Author Note
sbeattie offending call looks to be in vmw_cmd_dx_set_shader_res().

6.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

HIGH

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

5.5 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%