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Vulnerability · Published Apr 11, 2023 · Assigned by redhat

CVE-2023-1989Kernel: use after free bug in btsdio_remove due to race condition

High 7.0

In plain English

A high-severity use-after-free in linux. 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 38% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.4%top 61.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. A call to btsdio_remove with an unfinished job may cause a race problem which leads to a UAF on hdev devices.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8bpftool4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-abi-stablelists4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-core4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-cross-headers4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-debug4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-debug-core4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-debug-devel4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-debug-modules4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-debug-modules-extra4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-devel4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-doc4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-headers4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-modules4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-modules-extra4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-tools4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-tools-libs4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-tools-libs-devel4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-zfcpdump4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-zfcpdump-core4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-zfcpdump-devel4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-zfcpdump-modules4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8kernel-zfcpdump-modules-extra4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8perf4.18.0-513.5.1.el8_9ALSA-2023:7077
AlmaLinux:8python3-perf4.18.0-513.5.1.el8_9ALSA-2023:7077
Debian:12linux6.1.52-1DSA-5492-1
Debian:12linux6.1.52-1DEBIAN-CVE-2023-1989
Debian:13linux6.3.7-1DEBIAN-CVE-2023-1989
Debian:14linux6.3.7-1DEBIAN-CVE-2023-1989
Ubuntu:22.04:LTSlinux5.15.0-91.101UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-aws5.15.0-1051.56UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-azure5.15.0-1053.61UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1053.61.1UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-gcp5.15.0-1048.56UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-gke5.15.0-1048.53UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1034.40UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-ibm5.15.0-1044.47UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1046.52UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-kvm5.15.0-1048.53UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-91.101UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1042.42UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-nvidia-6.26.2.0-1013.13UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1020.20UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1007.7UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-oem-6.16.1.0-1009.9USN-6033-1
Ubuntu:22.04:LTSlinux-oem-6.16.1.0-1009.9UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-oracle5.15.0-1049.55UBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-raspi5.15.0-1044.47UBUNTU-CVE-2023-1989
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2023-1989
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1027.31UBUNTU-CVE-2023-1989

Affected products (as reported)

VendorProductVersions
linux 2.6.24 – before 4.14.3264.15 – before 4.19.2954.20 – before 5.4.2575.5 – before 5.10.1955.11 – before 5.15.1315.16 – before 6.1.526.2 – before 6.3
Red Hat Red Hat Enterprise Linux 8 see references
Red Hat Red Hat Enterprise Linux 8 see references
Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support see references
Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support see references
Red Hat Red Hat Enterprise Linux 9 see references
Red Hat Red Hat Enterprise Linux 9 see references
Red Hat Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 see references
Red Hat Red Hat Enterprise Linux 6 see references
Red Hat Red Hat Enterprise Linux 7 see references
Red Hat Red Hat Enterprise Linux 7 see references
Red Hat Red Hat Enterprise Linux 9 see references

Weakness: CWE-416 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References