Vulnerability · Published Aug 31, 2022 · Assigned by redhat
CVE-2022-1974
Medium 4.1
In plain English
A medium-severity use-after-free in Linux kernel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)4.1Medium
Exploit odds (30 days)0.1%top 95.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A use-after-free flaw was found in the Linux kernel's NFC core functionality due to a race condition between kobject creation and delete. This vulnerability allows a local attacker with CAP_NET_ADMIN privilege to leak kernel information.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 5.17.11-1 | DEBIAN-CVE-2022-1974 |
| Debian:13 | linux | 5.17.11-1 | DEBIAN-CVE-2022-1974 |
| Debian:14 | linux | 5.17.11-1 | DEBIAN-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux | 5.15.0-41.44 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-47.51 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1015.19 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1019.23 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1019.24 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1014.17 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1017.23 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1013.18 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1011.14 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1015.18 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1002.4 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1010.12 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1013.15 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1013.17 | USN-5564-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1015.20 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1017.21 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1013.16 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-41.44 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-47.53 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1007.7 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1013.14 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1013.17 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1017.22 | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1012.14 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1014.16 | UBUNTU-CVE-2022-1974 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-1974 |
| Ubuntu:22.04:LTS | linux-riscv | 5.15.0-1015.17 | UBUNTU-CVE-2022-1974 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Linux kernel | Linux kernel 5.18 rc6 |
Weakness: CWE-416