Vulnerability · Published Oct 17, 2022 · Assigned by VulDB
CVE-2022-3543Linux Kernel BPF af_unix.c unix_release_sock memory leak
Low 3.5
In plain English
A low-severity security flaw in Kernel from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
A vulnerability, which was classified as problematic, has been found in Linux Kernel. This issue affects the function unix_sock_destructor/unix_release_sock of the file net/unix/af_unix.c of the component BPF. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211043.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 6.0.3-1 | DEBIAN-CVE-2022-3543 |
| Debian:13 | linux | 6.0.3-1 | DEBIAN-CVE-2022-3543 |
| Debian:14 | linux | 6.0.3-1 | DEBIAN-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux | 5.15.0-60.66 | USN-5851-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-60.66 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1030.34 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1030.34 | USN-5876-1 |
| Ubuntu:22.04:LTS | linux-aws-6.2 | no fix listed | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1033.40 | USN-5851-1 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1033.40 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-azure-6.2 | no fix listed | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1033.40.1 | USN-5876-1 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1033.40.1 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-azure-fde-6.2 | no fix listed | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1029.36 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1029.36 | USN-5876-1 |
| Ubuntu:22.04:LTS | linux-gcp-6.2 | no fix listed | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1027.32 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1027.32 | USN-5860-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1015.19 | USN-5851-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1015.19 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1025.28 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1025.28 | USN-5851-1 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1025.30 | USN-5876-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1025.30 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1028.33 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1028.33 | USN-5851-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-60.66 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-60.66 | USN-5851-1 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 | no fix listed | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1017.17 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | 6.0.0-1007.7 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1029.35 | USN-5851-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1029.35 | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1024.26 | USN-5851-1 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1024.26 | UBUNTU-CVE-2022-3543 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-3543 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2022-3543 |
Affected products (as reported)
Weakness: CWE-404 · Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L