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ubuntucveUbuntu.comUB:CVE-2022-4139
HistoryJan 27, 2023 - 12:00 a.m.

CVE-2022-4139

2023-01-2700:00:00
ubuntu.com
ubuntu.com
13

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

4.3 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:S/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.3%

An incorrect TLB flush issue was found in the Linux kernel’s GPU i915
kernel driver, potentially leading to random memory corruption or data
leaks. This flaw could allow a local user to crash the system or escalate
their privileges on the system.

Notes

Author Note
cengizcan Although announced break commit was backported to all v4.4 and up, actual CVE does not affect anything below v5.4 because i915 Gen 12 is not supported until v5.4.
OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchlinux< 5.4.0-144.161UNKNOWN
ubuntu22.04noarchlinux< 5.15.0-67.74UNKNOWN
ubuntu22.10noarchlinux< 5.19.0-35.36UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1097.105UNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1031.35UNKNOWN
ubuntu22.10noarchlinux-aws< 5.19.0-1020.21UNKNOWN
ubuntu20.04noarchlinux-aws-5.15< 5.15.0-1031.35~20.04.1UNKNOWN
ubuntu18.04noarchlinux-aws-5.4< 5.4.0-1097.105~18.04.1UNKNOWN
ubuntu20.04noarchlinux-azure< 5.4.0-1104.110UNKNOWN
ubuntu22.04noarchlinux-azure< 5.15.0-1034.41UNKNOWN
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References

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

4.3 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:S/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.3%