Vulnerability · Published Oct 11, 2022 · Assigned by google_android
CVE-2022-20422
High 7.0
In plain English
A high-severity security flaw in Android. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.0High
Exploit odds (30 days)0.2%top 90.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In emulation_proc_handler of armv8_deprecated.c, there is a possible way to corrupt memory due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-237540956References: Upstream kernel
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 5.19.6-1 | DEBIAN-CVE-2022-20422 |
| Debian:13 | linux | 5.19.6-1 | DEBIAN-CVE-2022-20422 |
| Debian:14 | linux | 5.19.6-1 | DEBIAN-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux | 5.15.0-53.59 | USN-5729-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-53.59 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1023.27 | USN-5729-1 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1023.27 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1023.29 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1023.29 | USN-5729-1 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1024.30.1 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1022.29 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1022.29 | USN-5729-1 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1020.25 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1020.25 | USN-5729-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1008.12 | USN-5729-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1008.12 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1018.21 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1018.21 | USN-5729-1 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1018.23 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1018.23 | USN-5729-2 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1021.26 | USN-5729-1 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1021.26 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-53.59 | USN-5729-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-53.59 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1015.15 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | no fix listed | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1022.28 | USN-5729-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1022.28 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1018.20 | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1018.20 | USN-5729-2 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-20422 |
| Ubuntu:22.04:LTS | linux-riscv | 5.15.0-1023.27 | UBUNTU-CVE-2022-20422 |
Affected products (as reported)
References
- https://source.android.com/security/bulletin/2022-10-01
- [debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update mailing-list
- https://cert-portal.siemens.com/productcert/html/ssa-831302.html
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
- https://cert-portal.siemens.com/productcert/html/ssa-770721.html