Vulnerability · Published Jan 8, 2024 · Assigned by canonical
CVE-2022-2602
Medium 5.3
In plain English
A medium-severity use-after-free in linux from The Linux Kernel Organization. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)1.4%top 26.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack tooling1Public PoC
Official description
io_uring UAF, Unix SCM garbage collection
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 6.0.3-1 | DEBIAN-CVE-2022-2602 |
| Debian:13 | linux | 6.0.3-1 | DEBIAN-CVE-2022-2602 |
| Debian:14 | linux | 6.0.3-1 | DEBIAN-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux | 5.15.0-52.58 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-52.58 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1022.26 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1022.26 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux-aws-6.2 | no fix listed | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1022.27 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1022.27 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1024.30.1 | USN-5752-1 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1024.30.1 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1021.28 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1021.28 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux-gcp-6.2 | no fix listed | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1019.23 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1019.23 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1007.10 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1007.10 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1017.20 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1017.20 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1018.23 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1020.24 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1020.24 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-52.58 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-52.58 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 | no fix listed | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1015.15 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1020.21 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1020.21 | USN-5693-1 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | no fix listed | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1021.27 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1021.27 | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1017.19 | USN-5692-1 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1017.19 | UBUNTU-CVE-2022-2602 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-2602 |
| Ubuntu:22.04:LTS | linux-riscv | 5.15.0-1022.26 | UBUNTU-CVE-2022-2602 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| The Linux Kernel Organization | linux | 0 – before 6.1~rc1 |
Weakness: CWE-416 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
References
- https://ubuntu.com/security/notices/USN-5692-1 third-party-advisory
- https://ubuntu.com/security/notices/USN-5752-1 third-party-advisory
- https://ubuntu.com/security/notices/USN-5693-1 third-party-advisory
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2602 issue-tracking
- https://ubuntu.com/security/notices/USN-5691-1 third-party-advisory
- https://ubuntu.com/security/notices/USN-5700-1 third-party-advisory
- http://packetstormsecurity.com/files/176533/Linux-Broken-Unix-GC-Interaction-Use-After-Free.html
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html