Vulnerability · Published Oct 29, 2023 · Assigned by mitre
CVE-2023-46862
Medium 4.7
In plain English
A medium-severity security flaw 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 0.2% (higher than 15% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)4.7Medium
Exploit odds (30 days)0.2%top 84.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An issue was discovered in the Linux kernel through 6.5.9. During a race with SQ thread exit, an io_uring/fdinfo.c io_uring_show_fdinfo NULL pointer dereference can occur.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:9 | bpftool | 7.3.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-debug | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-debug-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-debug-devel | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-debug-devel-matched | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-debug-modules | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-debug-modules-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-debug-modules-extra | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-devel | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-devel-matched | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-modules | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-modules-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-64k-modules-extra | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-abi-stablelists | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-cross-headers | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-debug | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-debug-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-debug-devel | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-debug-devel-matched | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-debug-modules | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-debug-modules-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-debug-modules-extra | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-debug-uki-virt | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-devel | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-devel-matched | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-doc | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-headers | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-modules | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-modules-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-modules-extra | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-debug | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-debug-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-debug-devel | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-debug-modules | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-debug-modules-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-debug-modules-extra | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-devel | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-modules | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-modules-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-rt-modules-extra | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-tools | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-tools-libs | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-tools-libs-devel | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-uki-virt | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-zfcpdump | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-zfcpdump-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-zfcpdump-devel | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-zfcpdump-devel-matched | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-zfcpdump-modules | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-zfcpdump-modules-core | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | kernel-zfcpdump-modules-extra | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | libperf | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | perf | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | python3-perf | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | rtla | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| AlmaLinux:9 | rv | 5.14.0-427.13.1.el9_4 | ALSA-2024:2394 |
| Debian:12 | linux | 6.1.64-1 | DEBIAN-CVE-2023-46862 |
| Debian:13 | linux | 6.5.10-1 | DEBIAN-CVE-2023-46862 |
| Debian:14 | linux | 6.5.10-1 | DEBIAN-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux | 5.15.0-100.110 | USN-6686-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-100.110 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1056.61 | USN-6705-1 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1056.61 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-aws-5.19 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-aws-6.2 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-aws-6.5 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1058.66 | USN-6686-1 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1058.66 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-azure-6.2 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-azure-6.5 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1058.66.1 | USN-6686-1 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1058.66.1 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-azure-fde-6.2 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1053.61 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1053.61 | USN-6686-1 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-gcp-6.2 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-gcp-6.5 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1052.57 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1052.57 | USN-6686-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1038.44 | USN-6686-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1038.44 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-hwe-6.2 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-hwe-6.5 | 6.5.0-17.17~22.04.1 | USN-6624-1 |
| Ubuntu:22.04:LTS | linux-hwe-6.5 | 6.5.0-17.17~22.04.1 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1048.51 | USN-6686-1 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1048.51 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1050.56 | USN-6686-5 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1050.56 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1052.57 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1052.57 | USN-6686-4 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-100.110 | USN-6686-2 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-100.110 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.5 | 6.5.0-17.17.1.1.1~22.04.1 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.5 | 6.5.0-17.17.1.1.1~22.04.1 | USN-6624-1 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1046.46 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1046.46 | USN-6686-1 |
| Ubuntu:22.04:LTS | linux-nvidia-6.2 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-nvidia-6.5 | 6.5.0-1014.14 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1025.25 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra-igx | 5.15.0-1012.12 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | 6.1.0-1027.27 | USN-6533-1 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | 6.1.0-1027.27 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-oem-6.5 | 6.5.0-1014.15 | USN-6624-1 |
| Ubuntu:22.04:LTS | linux-oem-6.5 | 6.5.0-1014.15 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1053.59 | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1053.59 | USN-6686-3 |
| Ubuntu:22.04:LTS | linux-oracle-6.5 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1048.51 | USN-6686-2 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1048.51 | UBUNTU-CVE-2023-46862 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-riscv-5.19 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-starfive-5.19 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-starfive-6.2 | no fix listed | UBUNTU-CVE-2023-46862 |
| Ubuntu:22.04:LTS | linux-xilinx-zynqmp | 5.15.0-1030.34 | UBUNTU-CVE-2023-46862 |