Vulnerability · Published Jan 10, 2023 · Assigned by redhat
CVE-2022-4382
Medium 6.4
In plain English
A medium-severity use-after-free in Linux kernel. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)6.4Medium
Exploit odds (30 days)0.5%top 57.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A use-after-free flaw caused by a race among the superblock operations in the gadgetfs Linux driver was found. It could be triggered by yanking out a device that is running the gadgetfs side.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 6.1.8-1 | DEBIAN-CVE-2022-4382 |
| Debian:13 | linux | 6.1.8-1 | DEBIAN-CVE-2022-4382 |
| Debian:14 | linux | 6.1.8-1 | DEBIAN-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux | 5.15.0-69.76 | USN-5982-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-69.76 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1033.37 | USN-5982-1 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1033.37 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1035.42 | USN-5982-1 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1035.42 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | 5.19.0-1022.23~22.04.1 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1035.42.1 | USN-5982-1 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1035.42.1 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1031.38 | USN-5982-1 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1031.38 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1030.35 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1030.35 | USN-5987-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1017.22 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1017.22 | USN-5982-1 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | 5.19.0-38.39~22.04.1 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | 5.19.0-38.39~22.04.1 | USN-5979-1 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1027.30 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1027.30 | USN-5987-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1027.32 | USN-6004-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1027.32 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1030.35 | USN-5987-1 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1030.35 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-69.76 | USN-5982-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-69.76 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | 5.19.0-1021.22~22.04.1 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1023.23 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1030.31 | USN-6031-1 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1030.31 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | 6.0.0-1014.14 | USN-6032-1 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | 6.0.0-1014.14 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | 6.1.0-1008.8 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | 6.1.0-1008.8 | USN-5978-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1032.38 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1032.38 | USN-5982-1 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1026.28 | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1026.28 | USN-5982-1 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-4382 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2022-4382 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Linux kernel | unknown |
Weakness: CWE-416 · Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H