Vulnerability · Published May 18, 2023 · Assigned by mitre
CVE-2023-33203
Medium 6.4
In plain English
A medium-severity race condition in the bpftool package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)6.4Medium
Exploit odds (30 days)0.4%top 71.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The Linux kernel before 6.2.9 has a race condition and resultant use-after-free in drivers/net/ethernet/qualcomm/emac/emac.c if a physically proximate attacker unplugs an emac based device.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | bpftool | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-abi-stablelists | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-core | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-cross-headers | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-debug | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-debug-core | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-debug-devel | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-debug-modules | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-debug-modules-extra | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-devel | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-doc | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-headers | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-modules | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-modules-extra | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-tools | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-tools-libs | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-tools-libs-devel | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-zfcpdump | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-zfcpdump-core | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-zfcpdump-devel | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-zfcpdump-modules | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | kernel-zfcpdump-modules-extra | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | perf | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| AlmaLinux:8 | python3-perf | 4.18.0-513.5.1.el8_9 | ALSA-2023:7077 |
| Debian:12 | linux | 6.1.25-1 | DEBIAN-CVE-2023-33203 |
| Debian:13 | linux | 6.1.25-1 | DEBIAN-CVE-2023-33203 |
| Debian:14 | linux | 6.1.25-1 | DEBIAN-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux | 5.15.0-79.86 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux | 5.15.0-79.86 | USN-6300-1 |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1042.47 | USN-6300-1 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1042.47 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-aws-5.19 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1045.52 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1045.52 | USN-6332-1 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1045.52.1 | USN-6332-1 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1044.51.1 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1039.47 | USN-6300-1 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1039.47 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1039.44 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1039.44 | USN-6311-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1025.30 | USN-6311-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1025.30 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1035.38 | USN-6300-1 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1035.38 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1037.42 | USN-6300-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1037.42 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1039.44 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1039.44 | USN-6300-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-79.88 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-79.88 | USN-6300-1 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1030.30 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1030.30 | USN-6300-1 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1016.16 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra-igx | 5.15.0-1002.2 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | 6.1.0-1009.9 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1040.46 | USN-6300-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1040.46 | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1035.38 | USN-6300-1 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1035.38 | UBUNTU-CVE-2023-33203 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-riscv-5.19 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-starfive-5.19 | no fix listed | UBUNTU-CVE-2023-33203 |
| Ubuntu:22.04:LTS | linux-xilinx-zynqmp | 5.15.0-1025.29 | UBUNTU-CVE-2023-33203 |
Affected products (as reported)
Weakness: CWE-362 · Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H