Vulnerability · Published Apr 24, 2023 · Assigned by redhat
CVE-2023-2019
Medium 4.4
In plain English
A medium-severity security flaw in Linux kernel's netdevsim device driver. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.4Medium
Exploit odds (30 days)0.3%top 72.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A flaw was found in the Linux kernel's netdevsim device driver, within the scheduling of events. This issue results from the improper management of a reference count. This may allow an attacker to create a denial of service condition on the system.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 5.19.6-1 | DEBIAN-CVE-2023-2019 |
| Debian:13 | linux | 5.19.6-1 | DEBIAN-CVE-2023-2019 |
| Debian:14 | linux | 5.19.6-1 | DEBIAN-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux | 5.15.0-53.59 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1023.27 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1023.29 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1024.30.1 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1022.29 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1020.25 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1008.12 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1018.21 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1018.23 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1021.26 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-53.59 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1015.15 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1022.28 | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1018.20 | UBUNTU-CVE-2023-2019 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2023-2019 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2023-2019 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Linux kernel's netdevsim device driver | Fixed in kernel v6.0-rc1 |
Weakness: CWE-911 · Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H