NULL pointer dereference in Linux kernel - CVE-2023-0458

Vulnerability identifier: #VU76223

CSH Severity: Low

CVSS v4 BT: 1.9 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-0458

CWE-ID: CWE-476

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to a NULL pointer dereference error in the do_prlimit() function. A local user can pass specially crafted data to the system and perform a denial of service (DoS) attack.

Linux kernel
Amazon Linux AMI
Anolis OS
Red Hat Enterprise Linux for Real Time
Red Hat Enterprise Linux for Real Time for NFV
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux Server - TUS
Ubuntu
openEuler
IBM Spectrum Copy Data Management
Migration Toolkit for Virtualization
Oracle VM Server for x86
OpenShift Logging
Session Smart Router
IBM Security Verify Governance
IBM Cloud Pak for Watson AIOps
Technical Support Appliance
Storage Protect Plus Server
OpenShift Virtualization
Red Hat OpenShift Container Platform
Juniper Secure Analytics (JSA)
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
linux-image-generic (Ubuntu package)
linux-image-4.4.0-1121-aws (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-4.4.0-1159-aws (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-generic-lts-xenial (Ubuntu package)
linux-image-4.4.0-243-generic (Ubuntu package)
linux-image-4.4.0-243-lowlatency (Ubuntu package)
linux-image-3.13.0-193-generic (Ubuntu package)
linux-image-3.13.0-193-lowlatency (Ubuntu package)
linux-image-generic-lts-trusty (Ubuntu package)
linux-image-server (Ubuntu package)
linux-image-4.4.0-1122-kvm (Ubuntu package)
linux-image-virtual-lts-xenial (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-lowlatency-lts-xenial (Ubuntu package)
kernel (Red Hat package)
kernel-rt (Red Hat package)
kernel-debug-core
kernel-debug
kernel-cross-headers
kernel-core
kernel
bpftool
kernel-debug-devel
kernel-doc
kernel-abi-stablelists
python3-perf
perf
kernel-tools-libs-devel
kernel-tools-libs
kernel-tools
kernel-modules-extra
kernel-modules
kernel-headers
kernel-devel
kernel-debug-modules-extra
kernel-debug-modules
kernel-tools-debuginfo
perf-debuginfo
python2-perf-debuginfo
python2-perf
kernel-source
kernel-debuginfo
bpftool-debuginfo
kernel-debugsource
kernel-tools-devel
python3-perf-debuginfo
kernel-modules-internal
python-perf
linux-image-5.4.0-1017-iot (Ubuntu package)
linux-image-xilinx-zynqmp (Ubuntu package)
linux-image-5.4.0-1024-xilinx-zynqmp (Ubuntu package)
linux-image-bluefield (Ubuntu package)
linux-image-5.4.0-1062-bluefield (Ubuntu package)
linux-image-5.15.0-1030-intel-iotg (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-5.19.0-42-generic (Ubuntu package)
linux-image-5.19.0-42-generic-lpae (Ubuntu package)
linux-image-5.19.0-42-generic-64k (Ubuntu package)
linux-image-virtual-hwe-22.04 (Ubuntu package)
linux-image-generic-64k-hwe-22.04 (Ubuntu package)
linux-image-generic-lpae-hwe-22.04 (Ubuntu package)
linux-image-generic-hwe-22.04 (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-raspi-nolpae (Ubuntu package)
linux-image-5.19.0-1018-raspi-nolpae (Ubuntu package)
linux-image-5.19.0-1018-raspi (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-5.19.0-1022-ibm (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-5.19.0-1023-kvm (Ubuntu package)
linux-image-5.19.0-1023-oracle (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-5.19.0-1024-lowlatency-64k (Ubuntu package)
linux-image-5.19.0-1024-lowlatency (Ubuntu package)
linux-image-5.19.0-1024-gcp (Ubuntu package)
linux-image-5.19.0-1025-aws (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-5.19.0-1026-azure (Ubuntu package)
linux-image-oem-22.04b (Ubuntu package)
linux-image-6.0.0-1021-oem (Ubuntu package)
linux-image-intel (Ubuntu package)
linux-image-intel-iotg (Ubuntu package)
IBM Storage Scale System
IBM Qradar SIEM

Install updates from vendor's website.

Linux kernel - update to 6.1.8
IBM Spectrum Copy Data Management - update to 2.2.22.1
Migration Toolkit for Virtualization - update to 2.4.3
OpenShift Virtualization - update to 4.13.3
Red Hat OpenShift Container Platform - addressed in versions 4.13.8, 4.13.33
OpenShift Logging - update to 5.7.10
Juniper Secure Analytics (JSA) - update to 7.5.0 UP8 IF03
linux-image-generic (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 5.19.0.42.38
linux-image-4.4.0-1121-aws (Ubuntu package) - update to Ubuntu Pro
linux-image-lowlatency (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 5.19.0.1024.20
linux-image-virtual (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 5.19.0.42.38
linux-image-4.4.0-1159-aws (Ubuntu package) - update to Ubuntu Pro
linux-image-kvm (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 5.19.0.1023.20
linux-image-generic-lts-xenial (Ubuntu package) - update to Ubuntu Pro (Infra-only)
linux-image-4.4.0-243-generic (Ubuntu package) - update to Ubuntu Pro
linux-image-4.4.0-243-lowlatency (Ubuntu package) - update to Ubuntu Pro
linux-image-3.13.0-193-generic (Ubuntu package) - update to Ubuntu Pro
linux-image-3.13.0-193-lowlatency (Ubuntu package) - update to Ubuntu Pro
linux-image-generic-lts-trusty (Ubuntu package) - update to Ubuntu Pro
linux-image-server (Ubuntu package) - update to Ubuntu Pro
linux-image-4.4.0-1122-kvm (Ubuntu package) - update to Ubuntu Pro
linux-image-virtual-lts-xenial (Ubuntu package) - update to Ubuntu Pro (Infra-only)
linux-image-aws (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 5.19.0.1025.22
linux-image-lowlatency-lts-xenial (Ubuntu package) - update to Ubuntu Pro (Infra-only)
Technical Support Appliance - update to 3.0.1
kernel (Red Hat package) - addressed in versions 4.18.0-372.91.1.el8_6, 4.18.0-477.43.1.el8_8, 4.18.0-513.5.1.el8_9, 5.14.0-70.70.1.el9_0, 5.14.0-284.25.1.el9_2
kernel-rt (Red Hat package) - addressed in versions 4.18.0-513.5.1.rt7.307.el8_9, 5.14.0-70.70.1.rt21.141.el9_0, 5.14.0-284.25.1.rt14.310.el9_2
kernel-debug-core - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-debug - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-cross-headers - update to 4.18.0-513.18.1.0.1
kernel-core - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
bpftool - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-debug-devel - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-doc - update to 4.18.0-513.18.1.0.1
kernel-abi-stablelists - update to 4.18.0-513.18.1.0.1
python3-perf - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
perf - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-tools-libs-devel - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-tools-libs - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-tools - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-modules-extra - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-modules - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-headers - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-devel - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-debug-modules-extra - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-debug-modules - addressed in versions 4.18.0-513.18.1.0.1, 4.19.91-27.5, 4.19.91-28, 5.10.134-15, 5.10.134-16
kernel-tools-debuginfo - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
bpftool - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
perf-debuginfo - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
kernel-tools - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
python2-perf-debuginfo - update to 4.19.90-2305.2.0.0201
kernel-devel - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
python2-perf - update to 4.19.90-2305.2.0.0201
kernel-source - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
kernel-debuginfo - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
bpftool-debuginfo - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
kernel-debugsource - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
kernel-tools-devel - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
python3-perf-debuginfo - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
python3-perf - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
perf - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
kernel - addressed in versions 4.19.90-2305.2.0.0201, 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
kernel-modules-internal - addressed in versions 4.19.91-27.5, 4.19.91-28
python-perf - addressed in versions 4.19.91-27.5, 4.19.91-28
linux-image-5.4.0-1017-iot (Ubuntu package) - update to 5.4.0-1017.18
linux-image-xilinx-zynqmp (Ubuntu package) - update to 5.4.0.1024.27
linux-image-5.4.0-1024-xilinx-zynqmp (Ubuntu package) - update to 5.4.0-1024.28
linux-image-bluefield (Ubuntu package) - update to 5.4.0.1062.57
linux-image-5.4.0-1062-bluefield (Ubuntu package) - update to 5.4.0-1062.68
kernel-headers - addressed in versions 5.10.0-60.93.0.117, 5.10.0-136.31.0.107
linux-image-5.15.0-1030-intel-iotg (Ubuntu package) - update to 5.15.0-1030.35~20.04.1
linux-image-intel (Ubuntu package) - update to 5.15.0.1030.35~20.04.22
linux-image-intel-iotg (Ubuntu package) - update to 5.15.0.1030.35~20.04.22
linux-image-generic-64k (Ubuntu package) - update to 5.19.0.42.38
linux-image-generic-lpae (Ubuntu package) - update to 5.19.0.42.38
linux-image-5.19.0-42-generic (Ubuntu package) - addressed in versions 5.19.0-42.43, 5.19.0-42.43~22.04.1
linux-image-5.19.0-42-generic-lpae (Ubuntu package) - addressed in versions 5.19.0-42.43, 5.19.0-42.43~22.04.1
linux-image-5.19.0-42-generic-64k (Ubuntu package) - addressed in versions 5.19.0-42.43, 5.19.0-42.43~22.04.1
linux-image-virtual-hwe-22.04 (Ubuntu package) - update to 5.19.0.42.43~22.04.15
linux-image-generic-64k-hwe-22.04 (Ubuntu package) - update to 5.19.0.42.43~22.04.15
linux-image-generic-lpae-hwe-22.04 (Ubuntu package) - update to 5.19.0.42.43~22.04.15
linux-image-generic-hwe-22.04 (Ubuntu package) - update to 5.19.0.42.43~22.04.15
linux-image-raspi (Ubuntu package) - update to 5.19.0.1018.17
linux-image-raspi-nolpae (Ubuntu package) - update to 5.19.0.1018.17
linux-image-5.19.0-1018-raspi-nolpae (Ubuntu package) - update to 5.19.0-1018.25
linux-image-5.19.0-1018-raspi (Ubuntu package) - update to 5.19.0-1018.25
linux-image-ibm (Ubuntu package) - update to 5.19.0.1022.19
linux-image-5.19.0-1022-ibm (Ubuntu package) - update to 5.19.0-1022.24
linux-image-oracle (Ubuntu package) - update to 5.19.0.1023.19
linux-image-5.19.0-1023-kvm (Ubuntu package) - update to 5.19.0-1023.24
linux-image-5.19.0-1023-oracle (Ubuntu package) - update to 5.19.0-1023.26
linux-image-lowlatency-64k (Ubuntu package) - update to 5.19.0.1024.20
linux-image-gcp (Ubuntu package) - update to 5.19.0.1024.20
linux-image-5.19.0-1024-lowlatency-64k (Ubuntu package) - update to 5.19.0-1024.25
linux-image-5.19.0-1024-lowlatency (Ubuntu package) - update to 5.19.0-1024.25
linux-image-5.19.0-1024-gcp (Ubuntu package) - update to 5.19.0-1024.26
linux-image-5.19.0-1025-aws (Ubuntu package) - update to 5.19.0-1025.26
linux-image-azure (Ubuntu package) - update to 5.19.0.1026.21
linux-image-5.19.0-1026-azure (Ubuntu package) - update to 5.19.0-1026.29~22.04.1
linux-image-oem-22.04b (Ubuntu package) - update to 6.0.0.1021.21
linux-image-6.0.0-1021-oem (Ubuntu package) - update to 6.0.0-1021.21
IBM Storage Scale System - addressed in versions 6.1.2.9, 6.1.9.2
kernel - update to 6.1.15-28.43
Session Smart Router - addressed in versions 6.2.10, 6.3.7
IBM Qradar SIEM - update to 7.5.0 Update Pack 8 IF02
IBM Security Verify Governance - update to 10.0.2.0.4
Storage Protect Plus Server - update to 10.1.16.0

• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/diff/kernel/sys.c?id=v6.1.8&id2=v6.1.7
• https://github.com/torvalds/linux/commit/739790605705ddcf18f21782b9c99ad7d53a8c11
• https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
• https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html

• Denial of service in Linux kernel
• Ubuntu update for linux
• Ubuntu update for linux-ibm
• Ubuntu update for linux-bluefield
• Ubuntu update for linux-gcp
• Ubuntu update for linux-intel-iotg-5.15
• Ubuntu update for linux-xilinx-zynqmp
• Ubuntu update for linux
• Ubuntu update for linux-iot
• Red Hat Enterprise Linux 9 update for kernel
• Red Hat Enterprise Linux 9 update for kernel-rt
• Multiple vulnerabilities in OpenShift Container Platform 4.13
• Multiple vulnerabilities in OpenShift Virtualization 4.13
• Red Hat Enterprise Linux 9.0 Extended Update Support update for kernel-rt
• Red Hat Enterprise Linux 9.0 Extended Update Support update for kernel
• Ubuntu update for linux
• Ubuntu update for linux-oem-6.0
• Multiple vulnerabilities in Oracle VM Server for x86
• Multiple vulnerabilities in Migration Toolkit for Virtualization 2.4
• Red Hat Enterprise Linux 8 update for kernel-rt
• Red Hat Enterprise Linux 8 update for kernel
• Multiple vulnerabilities in IBM Cloud Pak for Watson AIOps
• Multiple vulnerabilities in IBM Spectrum Copy Data Management
• Multiple vulnerabilities in Logging Subsystem 5.7 for Red Hat OpenShift
• Red Hat Enterprise Linux 8.8 Extended Update Support update for kernel
• Red Hat Enterprise Linux 8.6 Extended Update Support update for kernel
• Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.13
• openEuler 22.03 LTS update for kernel
• openEuler 22.03 LTS SP1 update for kernel
• openEuler update for kernel
• Multiple vulnerabilities in IBM Storage Protect Plus
• Multiple vulnerabilities in IBM Storage Scale System
• Multiple vulnerabilities in IBM QRadar SIEM
• Multiple vulnerabilities in Juniper Secure Analytics (JSA)
• Amazon Linux AMI update for kernel
• Multiple vulnerabilities in IBM Security Verify Governance - Identity Manager
• Multiple vulnerabilities in IBM Technical Support Appliance
• Anolis OS update for kernel(ANCK)5.10
• Anolis OS update for kernel(ANCK)5.10
• Anolis OS update for kernel
• Anolis OS update for kernel
• Anolis OS update for kernel
• Anolis OS update for kernel
• Anolis OS update for kernel
• Anolis OS update for kernel
• Anolis OS update for kernel
• Juniper Session Smart Router update for third-party components