UBUNTU-CVE-2022-1055

Advisory lineage Upstream: 1 Downstream: 5
Upstream
CVE-2022-1055
Published: 29 Mar 2022, 15:15
Last modified:04 Jul 2026, 19:20

Vulnerability Summary

Overall Risk (default)
medium
34/100
CVSS Score
8.6 HIGH
4.0 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

29 Mar 2022, 15:15
Published
Vulnerability first disclosed
04 Jul 2026, 19:20
Last Modified
Vulnerability information updated

Description

A use-after-free exists in the Linux Kernel in tc_new_tfilter that could allow a local attacker to gain privilege escalation. The exploit requires unprivileged user namespaces. We recommend upgrading past commit 04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5

CVSS Metrics

  • v4.0•HIGH•Score: 8.6CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
  • 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

    < 5.4.0-107.121

  • ubuntu•linux-aws

    < 5.4.0-1071.76

  • ubuntu•linux-aws-5.0

    all

  • ubuntu•linux-aws-5.11

    all

  • ubuntu•linux-aws-5.13

    < 5.13.0-1021.23~20.04.2

  • ubuntu•linux-aws-5.3

    all

  • ubuntu•linux-aws-5.4

    < 5.4.0-1071.76~18.04.1

  • ubuntu•linux-aws-5.8

    all

  • ubuntu•linux-aws-fips

    < 5.4.0-1071.76+fips1 | all

  • ubuntu•linux-azure

    all | < 5.4.0-1074.77

  • ubuntu•linux-azure-5.11

    all

  • ubuntu•linux-azure-5.13

    < 5.13.0-1021.24~20.04.1

  • ubuntu•linux-azure-5.3

    all

  • ubuntu•linux-azure-5.4

    < 5.4.0-1074.77~18.04.1

  • ubuntu•linux-azure-5.8

    all

  • ubuntu•linux-azure-edge

    all

  • ubuntu•linux-azure-fips

    < 5.4.0-1074.77+fips1 | all

  • ubuntu•linux-bluefield

    < 5.4.0-1032.35 | all

  • ubuntu•linux-fips

    < 5.4.0-1047.53 | all

  • ubuntu•linux-gcp

    all | < 5.4.0-1069.73

  • ubuntu•linux-gcp-5.11

    all

  • ubuntu•linux-gcp-5.13

    < 5.13.0-1023.28~20.04.1

  • ubuntu•linux-gcp-5.3

    all

  • ubuntu•linux-gcp-5.4

    < 5.4.0-1069.73~18.04.1

  • ubuntu•linux-gcp-5.8

    all

  • ubuntu•linux-gcp-fips

    < 5.4.0-1069.73+fips2 | all

  • ubuntu•linux-gke

    < 5.4.0-1067.70

  • ubuntu•linux-gke-4.15

    all

  • ubuntu•linux-gke-5.4

    < 5.4.0-1067.70~18.04.1

  • ubuntu•linux-gkeop

    < 5.4.0-1038.39

  • ubuntu•linux-gkeop-5.4

    < 5.4.0-1038.39~18.04.1

  • ubuntu•linux-hwe

    all

  • ubuntu•linux-hwe-5.11

    all

  • ubuntu•linux-hwe-5.13

    < 5.13.0-39.44~20.04.1

  • ubuntu•linux-hwe-5.4

    < 5.4.0-107.121~18.04.1

  • ubuntu•linux-hwe-5.8

    all

  • ubuntu•linux-hwe-edge

    all | all

  • ubuntu•linux-ibm

    < 5.4.0-1019.21

  • ubuntu•linux-ibm-5.4

    < 5.4.0-1019.21~18.04.1

  • ubuntu•linux-intel-5.13

    all

  • ubuntu•linux-intel-iot-realtime

    all

  • ubuntu•linux-intel-iotg-5.15

    < 5.15.0-1008.11~20.04.1

  • ubuntu•linux-iot

    < 5.4.0-1004.6

  • ubuntu•linux-kvm

    < 5.4.0-1061.64

  • ubuntu•linux-nvidia

    all

  • ubuntu•linux-nvidia-7.0

    all

  • ubuntu•linux-oem

    all

  • ubuntu•linux-oem-5.10

    all

  • ubuntu•linux-oem-5.13

    all

  • ubuntu•linux-oem-5.14

    < 5.14.0-1027.30

Showing first 50 affected entries in server-rendered view.

References (8)