UBUNTU-CVE-2022-4378

Advisory lineage Upstream: 1 Downstream: 12
Upstream
CVE-2022-4378
Published: 05 Jan 2023, 16:15
Last modified:22 Apr 2026, 13:31

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
7.8 HIGH
3.1 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

05 Jan 2023, 16:15
Published
Vulnerability first disclosed
22 Apr 2026, 13:31
Last Modified
Vulnerability information updated

Description

A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.

CVSS Metrics

  • v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • ubuntu•linux

    < 5.15.0-58.64

  • ubuntu•linux-aws

    < 5.15.0-1028.32

  • ubuntu•linux-aws-5.0

    all

  • ubuntu•linux-aws-5.11

    all

  • ubuntu•linux-aws-5.13

    all

  • ubuntu•linux-aws-5.15

    < 5.15.0-1028.32~20.04.1

  • ubuntu•linux-aws-5.3

    all

  • ubuntu•linux-aws-5.8

    all

  • ubuntu•linux-aws-6.2

    all

  • ubuntu•linux-azure

    all | < 5.15.0-1031.38

  • ubuntu•linux-azure-5.11

    all

  • ubuntu•linux-azure-5.13

    all

  • ubuntu•linux-azure-5.15

    < 5.15.0-1031.38~20.04.1

  • ubuntu•linux-azure-5.3

    all

  • ubuntu•linux-azure-5.8

    all

  • ubuntu•linux-azure-6.2

    all

  • ubuntu•linux-azure-edge

    all

  • ubuntu•linux-azure-fde

    < 5.15.0-1031.38.1

  • ubuntu•linux-azure-fde-5.15

    < 5.15.0-1031.38~20.04.1.1

  • ubuntu•linux-azure-fde-6.2

    all

  • ubuntu•linux-bluefield

    < 5.15.0-1014.16 | < 5.15.0-1014.16

  • ubuntu•linux-gcp

    all | < 5.15.0-1027.34

  • ubuntu•linux-gcp-5.11

    all

  • ubuntu•linux-gcp-5.13

    all

  • ubuntu•linux-gcp-5.15

    < 5.15.0-1027.34~20.04.1

  • ubuntu•linux-gcp-5.3

    all

  • ubuntu•linux-gcp-5.8

    all

  • ubuntu•linux-gcp-6.2

    all

  • ubuntu•linux-gke

    < 5.15.0-1027.32

  • ubuntu•linux-gke-4.15

    all

  • ubuntu•linux-gke-5.15

    < 5.15.0-1027.32~20.04.1

  • ubuntu•linux-gke-5.4

    all

  • ubuntu•linux-gkeop

    < 5.15.0-1013.17

  • ubuntu•linux-gkeop-5.15

    < 5.15.0-1013.17~20.04.1

  • ubuntu•linux-gkeop-5.4

    all

  • ubuntu•linux-hwe

    all

  • ubuntu•linux-hwe-5.11

    all

  • ubuntu•linux-hwe-5.13

    all

  • ubuntu•linux-hwe-5.15

    < 5.15.0-58.64~20.04.1

  • ubuntu•linux-hwe-5.19

    < 5.19.0-32.33~22.04.1

  • ubuntu•linux-hwe-5.8

    all

  • ubuntu•linux-hwe-edge

    all

  • ubuntu•linux-ibm

    < 5.15.0-1023.26

  • ubuntu•linux-intel-5.13

    all

  • ubuntu•linux-intel-iot-realtime

    all

  • ubuntu•linux-intel-iotg

    < 5.15.0-1023.28

  • ubuntu•linux-intel-iotg-5.15

    < 5.15.0-1023.28~20.04.1

  • ubuntu•linux-kvm

    < 5.15.0-1026.31

  • ubuntu•linux-lowlatency

    < 5.15.0-58.64

  • ubuntu•linux-lowlatency-hwe-5.15

    < 5.15.0-58.64~20.04.1

Showing first 50 affected entries in server-rendered view.

References (17)