CVEvulnerability

CVE-2022-1055

8.6 HIGH Published 2022-03-29 Modified 2026-08-13 Official page ↗
Status
Analyzed
Published
2022-03-29
Last modified
2026-08-13
Assigner
[email protected]
CVSS 4.0 ([email protected])
8.6 HIGH — CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-416

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

Affected configurations

• linux linux kernel (>= 5.1 < 5.4.177) • linux linux kernel (>= 5.5 < 5.10.97) • linux linux kernel (>= 5.11 < 5.15.20) • linux linux kernel (>= 5.16 < 5.16.6) • redhat enterprise linux 8.0 • fedoraproject fedora 35 • canonical ubuntu linux 16.04 • canonical ubuntu linux 18.04 • canonical ubuntu linux 20.04 • canonical ubuntu linux 21.10 • canonical ubuntu linux 22.04 • netapp h300s firmware • netapp h500s firmware • netapp h700s firmware • netapp h300e firmware • netapp h500e firmware • netapp h700e firmware • netapp h410s firmware • netapp h410c firmware

Related

Weakness · CWE (1)

References