Vulnerability · Published Jul 6, 2022 · Assigned by redhat
CVE-2022-2318
Medium 5.5
In plain English
A medium-severity use-after-free in Kernel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.4%top 63.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
There are use-after-free vulnerabilities caused by timer handler in net/rose/rose_timer.c of linux that allow attackers to crash linux kernel without any privileges.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 5.18.14-1 | DEBIAN-CVE-2022-2318 |
| Debian:13 | linux | 5.18.14-1 | DEBIAN-CVE-2022-2318 |
| Debian:14 | linux | 5.18.14-1 | DEBIAN-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux | 5.15.0-48.54 | USN-5624-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-48.54 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1020.24 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1020.24 | USN-5624-1 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1020.25 | USN-5624-1 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1020.25 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1024.30.1 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1018.24 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1018.24 | USN-5633-1 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1016.19 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1016.19 | USN-5633-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1003.5 | USN-5635-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1003.5 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1015.17 | USN-5683-1 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1015.17 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1016.21 | USN-5655-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1016.21 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1018.22 | USN-5624-1 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1018.22 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-48.54 | USN-5624-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-48.54 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1007.7 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1020.21 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1020.21 | USN-5693-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1018.23 | USN-5640-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1018.23 | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1015.17 | USN-5633-1 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1015.17 | UBUNTU-CVE-2022-2318 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-2318 |
| Ubuntu:22.04:LTS | linux-riscv | 5.15.0-1019.22 | UBUNTU-CVE-2022-2318 |
Affected products (as reported)
Weakness: CWE-416