Vulnerability · Published Jun 10, 2022 · Assigned by mitre
CVE-2022-32981
High 7.8
In plain English
A high-severity security flaw in the linux package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.8High
Exploit odds (30 days)1.0%top 38.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC
Official description
An issue was discovered in the Linux kernel through 5.18.3 on powerpc 32-bit platforms. There is a buffer overflow in ptrace PEEKUSER and POKEUSER (aka PEEKUSR and POKEUSR) when accessing floating point registers.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 5.18.5-1 | DEBIAN-CVE-2022-32981 |
| Debian:13 | linux | 5.18.5-1 | DEBIAN-CVE-2022-32981 |
| Debian:14 | linux | 5.18.5-1 | DEBIAN-CVE-2022-32981 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | no fix listed | UBUNTU-CVE-2022-32981 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2022-32981 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1007.7 | UBUNTU-CVE-2022-32981 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-32981 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-32981 |