Improper locking in Linux kernel - CVE-2023-52456

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Main Vulnerability Database Vulnerabilities #VU89243

Improper locking in Linux kernel - CVE-2023-52456

Published: May 8, 2024


Vulnerability identifier: #VU89243
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-52456
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to perform a denial of service attack (DoS) on the target system.

The vulnerability exists due to double-locking error within the imx_uart_stop_tx() function in drivers/tty/serial/imx.c. A local user can crash the OS kernel.


Affected software

Linux kernel
Slackware Linux
Ubuntu
openEuler
kernel-debugsource
kernel
python3-perf
kernel-debuginfo
perf
kernel-tools-debuginfo
bpftool
kernel-source
kernel-devel
kernel-tools
kernel-tools-devel
bpftool-debuginfo
kernel-headers
python3-perf-debuginfo
perf-debuginfo
linux-image-lowlatency-64k (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-oem-20.04b (Ubuntu package)
linux-image-virtual-hwe-20.04 (Ubuntu package)
linux-image-generic-64k-hwe-20.04 (Ubuntu package)
linux-image-oem-20.04d (Ubuntu package)
linux-image-5.15.0-102-lowlatency-64k (Ubuntu package)
linux-image-5.15.0-102-lowlatency (Ubuntu package)
linux-image-5.15.0-102-generic-lpae (Ubuntu package)
linux-image-5.15.0-102-generic-64k (Ubuntu package)
linux-image-5.15.0-102-generic (Ubuntu package)
linux-image-generic-hwe-20.04 (Ubuntu package)
linux-image-generic-lpae-hwe-20.04 (Ubuntu package)
linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package)
linux-image-lowlatency-hwe-20.04 (Ubuntu package)
linux-image-oem-20.04 (Ubuntu package)
linux-image-oem-20.04c (Ubuntu package)
linux-image-gkeop-5.15 (Ubuntu package)
linux-image-gkeop (Ubuntu package)
linux-image-5.15.0-1040-gkeop (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-5.15.0-1048-nvidia-lowlatency (Ubuntu package)
linux-image-5.15.0-1048-nvidia (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-raspi-nolpae (Ubuntu package)
linux-image-5.15.0-1050-raspi (Ubuntu package)
linux-image-5.15.0-1050-ibm (Ubuntu package)
linux-image-5.15.0-1052-intel-iotg (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-gke-5.15 (Ubuntu package)
linux-image-5.15.0-1054-kvm (Ubuntu package)
linux-image-5.15.0-1054-gke (Ubuntu package)
linux-image-oracle-lts-22.04 (Ubuntu package)
linux-image-gcp-lts-22.04 (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-5.15.0-1055-oracle (Ubuntu package)
linux-image-5.15.0-1055-gcp (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-aws-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1057-aws (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-azure-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1060-azure-fde (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-azure-cvm (Ubuntu package)
linux-image-5.15.0-1060-azure (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-azure-fde-lts-22.04 (Ubuntu package)
linux-5.15.160/kernel-modules
linux-5.15.160/kernel-huge
linux-5.15.160/kernel-generic
linux-5.15.160/kernel-headers
linux-image-6.1.0-1035-oem (Ubuntu package)
linux-image-oem-22.04b (Ubuntu package)
linux-image-oem-22.04a (Ubuntu package)
linux-image-oem-22.04c (Ubuntu package)
linux-image-oem-22.04 (Ubuntu package)
linux-image-virtual-hwe-22.04 (Ubuntu package)
linux-image-generic-hwe-22.04 (Ubuntu package)
linux-image-generic-64k-hwe-22.04 (Ubuntu package)
linux-image-6.5.0-41-generic-64k (Ubuntu package)
linux-image-6.5.0-41-generic (Ubuntu package)
linux-image-6.5.0-1017-laptop (Ubuntu package)
linux-image-laptop-23.10 (Ubuntu package)
linux-image-6.5.0-1021-nvidia (Ubuntu package)
linux-image-6.5.0-1021-nvidia-64k (Ubuntu package)
linux-image-nvidia-6.5 (Ubuntu package)
linux-image-nvidia-64k-6.5 (Ubuntu package)
linux-image-nvidia-64k-hwe-22.04 (Ubuntu package)
linux-image-nvidia-hwe-22.04 (Ubuntu package)
linux-image-6.5.0-1022-oem (Ubuntu package)
linux-image-oem-22.04d (Ubuntu package)
linux-image-intel-iotg (Ubuntu package)
linux-image-intel (Ubuntu package)

How to mitigate CVE-2023-52456

Install updates from vendor's website.

Linux kernel - update to 5.10.209
kernel-debugsource - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
kernel - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
python3-perf - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
kernel-debuginfo - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
perf - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
kernel-tools-debuginfo - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
bpftool - update to 5.10.0-60.133.0.160
kernel-source - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
kernel-devel - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
kernel-tools - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
kernel-tools-devel - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
bpftool-debuginfo - update to 5.10.0-60.133.0.160
kernel-headers - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
python3-perf-debuginfo - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
perf-debuginfo - addressed in versions 5.10.0-60.133.0.160, 5.10.0-136.71.0.151, 5.10.0-153.50.0.128, 5.10.0-195.0.0.108
linux-image-lowlatency-64k (Ubuntu package) - update to 5.15.0.102.98
linux-image-lowlatency (Ubuntu package) - update to 5.15.0.102.98
linux-image-virtual (Ubuntu package) - update to 5.15.0.102.99
linux-image-generic (Ubuntu package) - update to 5.15.0.102.99
linux-image-generic-64k (Ubuntu package) - update to 5.15.0.102.99
linux-image-generic-lpae (Ubuntu package) - update to 5.15.0.102.99
linux-image-oem-20.04b (Ubuntu package) - update to 5.15.0.102.112~20.04.1
linux-image-virtual-hwe-20.04 (Ubuntu package) - update to 5.15.0.102.112~20.04.1
linux-image-generic-64k-hwe-20.04 (Ubuntu package) - update to 5.15.0.102.112~20.04.1
linux-image-oem-20.04d (Ubuntu package) - update to 5.15.0.102.112~20.04.1
linux-image-5.15.0-102-lowlatency-64k (Ubuntu package) - update to 5.15.0-102.112~20.04.1
linux-image-5.15.0-102-lowlatency (Ubuntu package) - update to 5.15.0-102.112~20.04.1
linux-image-5.15.0-102-generic-lpae (Ubuntu package) - update to 5.15.0-102.112~20.04.1
linux-image-5.15.0-102-generic-64k (Ubuntu package) - update to 5.15.0-102.112~20.04.1
linux-image-5.15.0-102-generic (Ubuntu package) - update to 5.15.0-102.112~20.04.1
linux-image-generic-hwe-20.04 (Ubuntu package) - update to 5.15.0.102.112~20.04.1
linux-image-generic-lpae-hwe-20.04 (Ubuntu package) - update to 5.15.0.102.112~20.04.1
linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package) - update to 5.15.0.102.112~20.04.1
linux-image-lowlatency-hwe-20.04 (Ubuntu package) - update to 5.15.0.102.112~20.04.1
linux-image-oem-20.04 (Ubuntu package) - update to 5.15.0.102.112~20.04.1
linux-image-oem-20.04c (Ubuntu package) - update to 5.15.0.102.112~20.04.1
linux-image-gkeop-5.15 (Ubuntu package) - addressed in versions 5.15.0.1040.39, 5.15.0.1040.46~20.04.36
linux-image-gkeop (Ubuntu package) - update to 5.15.0.1040.39
linux-image-5.15.0-1040-gkeop (Ubuntu package) - update to 5.15.0-1040.46~20.04.1
linux-image-nvidia-lowlatency (Ubuntu package) - update to 5.15.0.1048.48
linux-image-nvidia (Ubuntu package) - update to 5.15.0.1048.48
linux-image-5.15.0-1048-nvidia-lowlatency (Ubuntu package) - update to 5.15.0-1048.48
linux-image-5.15.0-1048-nvidia (Ubuntu package) - update to 5.15.0-1048.48
linux-image-ibm (Ubuntu package) - addressed in versions 5.15.0.1050.46, 5.15.0.1050.53~20.04.1
linux-image-raspi (Ubuntu package) - update to 5.15.0.1050.48
linux-image-raspi-nolpae (Ubuntu package) - update to 5.15.0.1050.48
linux-image-5.15.0-1050-raspi (Ubuntu package) - update to 5.15.0-1050.53
linux-image-5.15.0-1050-ibm (Ubuntu package) - update to 5.15.0-1050.53~20.04.1
linux-image-intel-iotg (Ubuntu package) - addressed in versions 5.15.0.1052.52, 5.15.0.1052.58~20.04.1
linux-image-5.15.0-1052-intel-iotg (Ubuntu package) - update to 5.15.0-1052.58~20.04.1
linux-image-intel (Ubuntu package) - update to 5.15.0.1052.58~20.04.1
linux-image-kvm (Ubuntu package) - update to 5.15.0.1054.50
linux-image-gke (Ubuntu package) - update to 5.15.0.1054.53
linux-image-gke-5.15 (Ubuntu package) - update to 5.15.0.1054.53
linux-image-5.15.0-1054-kvm (Ubuntu package) - update to 5.15.0-1054.59
linux-image-5.15.0-1054-gke (Ubuntu package) - update to 5.15.0-1054.59
linux-image-oracle-lts-22.04 (Ubuntu package) - update to 5.15.0.1055.51
linux-image-gcp-lts-22.04 (Ubuntu package) - update to 5.15.0.1055.51
linux-image-oracle (Ubuntu package) - update to 5.15.0.1055.61~20.04.1
linux-image-5.15.0-1055-oracle (Ubuntu package) - update to 5.15.0-1055.61~20.04.1
linux-image-5.15.0-1055-gcp (Ubuntu package) - update to 5.15.0-1055.63~20.04.1
linux-image-gcp (Ubuntu package) - update to 5.15.0.1055.63~20.04.1
linux-image-aws-lts-22.04 (Ubuntu package) - update to 5.15.0.1057.58
linux-image-5.15.0-1057-aws (Ubuntu package) - update to 5.15.0-1057.63~20.04.1
linux-image-aws (Ubuntu package) - update to 5.15.0.1057.63~20.04.1
linux-image-azure-lts-22.04 (Ubuntu package) - update to 5.15.0.1060.58
linux-image-5.15.0-1060-azure-fde (Ubuntu package) - addressed in versions 5.15.0-1060.69.1, 5.15.0-1060.69~20.04.1.1
linux-image-azure (Ubuntu package) - update to 5.15.0.1060.69~20.04.1
linux-image-azure-cvm (Ubuntu package) - update to 5.15.0.1060.69~20.04.1
linux-image-5.15.0-1060-azure (Ubuntu package) - update to 5.15.0-1060.69~20.04.1
linux-image-azure-fde (Ubuntu package) - update to 5.15.0.1060.69~20.04.1.39
linux-image-azure-fde-lts-22.04 (Ubuntu package) - update to 5.15.0.1060.69.38
linux-5.15.160/kernel-modules - update to 5.15.160
linux-5.15.160/kernel-huge - update to 5.15.160
linux-5.15.160/kernel-generic - update to 5.15.160
linux-5.15.160/kernel-headers - update to 5.15.160_smp
linux-image-6.1.0-1035-oem (Ubuntu package) - update to 6.1.0-1035.35
linux-image-oem-22.04b (Ubuntu package) - addressed in versions 6.1.0.1035.36, 6.5.0.1022.24
linux-image-oem-22.04a (Ubuntu package) - addressed in versions 6.1.0.1035.36, 6.5.0.1022.24
linux-image-oem-22.04c (Ubuntu package) - addressed in versions 6.1.0.1035.36, 6.5.0.1022.24
linux-image-oem-22.04 (Ubuntu package) - addressed in versions 6.1.0.1035.36, 6.5.0.1022.24
linux-image-virtual-hwe-22.04 (Ubuntu package) - update to 6.5.0.41.41~22.04.2
linux-image-generic-hwe-22.04 (Ubuntu package) - update to 6.5.0.41.41~22.04.2
linux-image-generic-64k-hwe-22.04 (Ubuntu package) - update to 6.5.0.41.41~22.04.2
linux-image-6.5.0-41-generic-64k (Ubuntu package) - update to 6.5.0-41.41~22.04.2
linux-image-6.5.0-41-generic (Ubuntu package) - update to 6.5.0-41.41~22.04.2
linux-image-6.5.0-1017-laptop (Ubuntu package) - update to 6.5.0-1017.20
linux-image-laptop-23.10 (Ubuntu package) - update to 6.5.0.1017.20
linux-image-6.5.0-1021-nvidia (Ubuntu package) - update to 6.5.0-1021.22
linux-image-6.5.0-1021-nvidia-64k (Ubuntu package) - update to 6.5.0-1021.22
linux-image-nvidia-6.5 (Ubuntu package) - update to 6.5.0.1021.29
linux-image-nvidia-64k-6.5 (Ubuntu package) - update to 6.5.0.1021.29
linux-image-nvidia-64k-hwe-22.04 (Ubuntu package) - update to 6.5.0.1021.29
linux-image-nvidia-hwe-22.04 (Ubuntu package) - update to 6.5.0.1021.29
linux-image-6.5.0-1022-oem (Ubuntu package) - update to 6.5.0-1022.23
linux-image-oem-22.04d (Ubuntu package) - update to 6.5.0.1022.24

External References

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