CVE-2022-1055
High
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
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux Kernel
PublishedMar 29, 2022
First seenMar 29, 2022
Weakness typeCWE-416Use after free
How to fix
Update
- linux linux_kernel5.4.177, 5.10.97, 5.15.20, 5.16.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.1 ≤ v < 5.4.177, 5.5 ≤ v < 5.10.97, 5.11 ≤ v < 5.15.20, 5.16 ≤ v < 5.16.6 | 5.4.177, 5.10.97, 5.15.20, 5.16.6 |
| redhat enterprise_linux | 8.0 | — |
| fedoraproject fedora | 35 | — |
| canonical ubuntu_linux | 16.04, 18.04, 20.04, 21.10, 22.04 | — |
| netapp h300s_firmware | No range specified | — |
| netapp h500s_firmware | No range specified | — |
| netapp h700s_firmware | No range specified | — |
| netapp h300e_firmware | No range specified | — |
| netapp h500e_firmware | No range specified | — |
| netapp h700e_firmware | No range specified | — |
| netapp h410s_firmware | No range specified | — |
| netapp h410c_firmware | No range specified | — |
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