Vulnerability · Published Jan 8, 2024 · Assigned by canonical
CVE-2022-2585
Medium 5.3
In plain English
A medium-severity use-after-free in linux from The Linux Kernel Organization. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)1.3%top 29.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
It was discovered that when exec'ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:9 | bpftool | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-abi-stablelists | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-core | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-cross-headers | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-debug | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-debug-core | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-debug-devel | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-debug-devel-matched | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-debug-modules | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-debug-modules-extra | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-devel | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-devel-matched | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-doc | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-headers | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-modules | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-modules-extra | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-rt | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-core | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-debug | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-debug-core | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-debug-devel | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-debug-kvm | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-debug-modules | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-debug-modules-extra | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-devel | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-kvm | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-modules | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-rt-modules-extra | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux:9 | kernel-tools | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-tools-libs | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-tools-libs-devel | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-zfcpdump | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-zfcpdump-core | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-zfcpdump-devel | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-zfcpdump-devel-matched | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-zfcpdump-modules | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | kernel-zfcpdump-modules-extra | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | perf | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| AlmaLinux:9 | python3-perf | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
| Debian:12 | linux | 5.18.16-1 | DEBIAN-CVE-2022-2585 |
| Debian:13 | linux | 5.18.16-1 | DEBIAN-CVE-2022-2585 |
| Debian:14 | linux | 5.18.16-1 | DEBIAN-CVE-2022-2585 |
| Rocky Linux:9 | kernel | 0:5.14.0-70.30.1.el9 | RLSA-2022:7318 |
| Rocky Linux:9 | kernel-rt | 0:5.14.0-70.30.1.rt21.102.el9 | RLSA-2022:7319 |
| Ubuntu:22.04:LTS | linux | 5.15.0-46.49 | USN-5565-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-46.49 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1017.21 | USN-5566-1 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1017.21 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1017.20 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1017.20 | USN-5566-1 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1016.21 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1016.21 | USN-5566-1 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1014.17 | USN-5566-1 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1014.17 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1002.4 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1012.14 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1012.14 | USN-5566-1 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1013.17 | USN-5564-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1013.17 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1016.19 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1016.19 | USN-5566-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-46.49 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-46.49 | USN-5565-1 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1007.7 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1015.16 | USN-5567-1 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1015.16 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1016.20 | USN-5566-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1016.20 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1013.15 | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1013.15 | USN-5566-1 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-2585 |
| Ubuntu:22.04:LTS | linux-riscv | 5.15.0-1017.19 | UBUNTU-CVE-2022-2585 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| The Linux Kernel Organization | linux | 0 – before 6.0~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-5566-1 third-party-advisory
- https://ubuntu.com/security/notices/USN-5564-1 third-party-advisory
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2585 issue-tracking
- https://ubuntu.com/security/notices/USN-5567-1 third-party-advisory
- https://lore.kernel.org/lkml/20220809170751.164716-1-cascardo@canonical.com/T/#u issue-tracking
- https://www.openwall.com/lists/oss-security/2022/08/09/7 issue-tracking
- https://ubuntu.com/security/notices/USN-5565-1 third-party-advisory