Use-after-free in Linux kernel - CVE-2021-47310

Vulnerability identifier: #VU90102

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-47310

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the tlan_remove_one() function in drivers/net/ethernet/ti/tlan.c. A local user can escalate privileges on the system.

Linux kernel
Oracle Linux
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Real Time 12
SUSE Linux Enterprise High Availability Extension 12
SUSE Linux Enterprise Software Development Kit 12
Anolis OS
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 Enterprise Linux for Real Time
Red Hat Enterprise Linux for Real Time for NFV
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise Live Patching
openEuler
IBM Qradar SIEM
Juniper Secure Analytics (JSA)
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
kgraft-patch-4_12_14-122_219-default
kernel-rt-devel
kernel-devel-rt
kernel-rt-debugsource
kernel-rt_debug-debugsource
cluster-md-kmp-rt-debuginfo
dlm-kmp-rt-debuginfo
cluster-md-kmp-rt
kernel-rt_debug-devel-debuginfo
kernel-syms-rt
ocfs2-kmp-rt-debuginfo
gfs2-kmp-rt
kernel-rt-debuginfo
kernel-rt-devel-debuginfo
kernel-rt-base
kernel-rt-base-debuginfo
ocfs2-kmp-rt
dlm-kmp-rt
kernel-rt_debug-debuginfo
kernel-rt_debug-devel
kernel-source-rt
kernel-rt
kernel-rt_debug
gfs2-kmp-rt-debuginfo
kernel-source-azure
kernel-devel-azure
kernel-azure-debugsource
kernel-azure-base-debuginfo
kernel-azure-devel
kernel-azure-debuginfo
kernel-syms-azure
kernel-azure-base
kernel-azure
kernel-source
kernel-default-debugsource
kernel-macros
kernel-default
gfs2-kmp-default
kernel-default-debuginfo
ocfs2-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
dlm-kmp-default
kernel-default-devel
kernel-devel
kernel-default-devel-debuginfo
kernel-default-kgraft
kernel-default-kgraft-devel
kernel-docs
kernel-obs-build
kernel-obs-build-debugsource
kernel-default-man
kernel-default-extra-debuginfo
kernel-default-extra
kernel-syms
dlm-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
ocfs2-kmp-default
kernel-default-base
kernel-default-base-debuginfo
cluster-md-kmp-default
kernel (Red Hat package)
kernel-rt (Red Hat package)
python3-perf
kernel-cross-headers
kernel-core
kernel
bpftool
kernel-abi-stablelists
kernel-debug
kernel-debug-core
kernel-debug-devel
kernel-debug-modules
kernel-debug-modules-extra
perf
kernel-headers
kernel-modules
kernel-modules-extra
kernel-doc
kernel-tools
kernel-tools-libs
kernel-tools-libs-devel
kernel-debugsource
python2-perf-debuginfo
kernel-tools-devel
perf-debuginfo
python3-perf-debuginfo
kernel-tools-debuginfo
python2-perf
kernel-debuginfo
bpftool-debuginfo
Technical Support Appliance
Red Hat OpenShift Dev Spaces
OpenShift Logging
Dell Secure Connect Gateway
IBM Cloud Pak for Business Automation
IBM Business Automation Workflow
Red Hat OpenShift Container Platform
IBM QRadar Network Packet Capture

Install update from vendor's website.

Linux kernel - addressed in versions 4.4.277, 4.9.277, 4.14.241, 4.19.199, 5.4.135, 5.10.53, 5.13.5, 5.14
IBM Qradar SIEM - update to 7.5.0 Update Pack 9 IF02
Juniper Secure Analytics (JSA) - update to 7.5.0 UP9 IF02
kgraft-patch-4_12_14-122_219-default - update to 1-8.3.1
Technical Support Appliance - update to 3.0.1
Red Hat OpenShift Dev Spaces - update to 3.15.0
kernel-rt-devel - update to 4.12.14-10.188.1
kernel-devel-rt - update to 4.12.14-10.188.1
kernel-rt-debugsource - update to 4.12.14-10.188.1
kernel-rt_debug-debugsource - update to 4.12.14-10.188.1
cluster-md-kmp-rt-debuginfo - update to 4.12.14-10.188.1
dlm-kmp-rt-debuginfo - update to 4.12.14-10.188.1
cluster-md-kmp-rt - update to 4.12.14-10.188.1
kernel-rt_debug-devel-debuginfo - update to 4.12.14-10.188.1
kernel-syms-rt - update to 4.12.14-10.188.1
ocfs2-kmp-rt-debuginfo - update to 4.12.14-10.188.1
gfs2-kmp-rt - update to 4.12.14-10.188.1
kernel-rt-debuginfo - update to 4.12.14-10.188.1
kernel-rt-devel-debuginfo - update to 4.12.14-10.188.1
kernel-rt-base - update to 4.12.14-10.188.1
kernel-rt-base-debuginfo - update to 4.12.14-10.188.1
ocfs2-kmp-rt - update to 4.12.14-10.188.1
dlm-kmp-rt - update to 4.12.14-10.188.1
kernel-rt_debug-debuginfo - update to 4.12.14-10.188.1
kernel-rt_debug-devel - update to 4.12.14-10.188.1
kernel-source-rt - update to 4.12.14-10.188.1
kernel-rt - update to 4.12.14-10.188.1
kernel-rt_debug - update to 4.12.14-10.188.1
gfs2-kmp-rt-debuginfo - update to 4.12.14-10.188.1
kernel-source-azure - update to 4.12.14-16.188.1
kernel-devel-azure - update to 4.12.14-16.188.1
kernel-azure-debugsource - update to 4.12.14-16.188.1
kernel-azure-base-debuginfo - update to 4.12.14-16.188.1
kernel-azure-devel - update to 4.12.14-16.188.1
kernel-azure-debuginfo - update to 4.12.14-16.188.1
kernel-syms-azure - update to 4.12.14-16.188.1
kernel-azure-base - update to 4.12.14-16.188.1
kernel-azure - update to 4.12.14-16.188.1
kernel-source - update to 4.12.14-122.219.1
kernel-default-debugsource - update to 4.12.14-122.219.1
kernel-macros - update to 4.12.14-122.219.1
kernel-default - update to 4.12.14-122.219.1
gfs2-kmp-default - update to 4.12.14-122.219.1
kernel-default-debuginfo - update to 4.12.14-122.219.1
ocfs2-kmp-default-debuginfo - update to 4.12.14-122.219.1
cluster-md-kmp-default-debuginfo - update to 4.12.14-122.219.1
dlm-kmp-default - update to 4.12.14-122.219.1
kernel-default-devel - update to 4.12.14-122.219.1
kernel-devel - update to 4.12.14-122.219.1
kernel-default-devel-debuginfo - update to 4.12.14-122.219.1
kernel-default-kgraft - update to 4.12.14-122.219.1
kernel-default-kgraft-devel - update to 4.12.14-122.219.1
kernel-docs - update to 4.12.14-122.219.1
kernel-obs-build - update to 4.12.14-122.219.1
kernel-obs-build-debugsource - update to 4.12.14-122.219.1
kernel-default-man - update to 4.12.14-122.219.1
kernel-default-extra-debuginfo - update to 4.12.14-122.219.1
kernel-default-extra - update to 4.12.14-122.219.1
kernel-syms - update to 4.12.14-122.219.1
dlm-kmp-default-debuginfo - update to 4.12.14-122.219.1
gfs2-kmp-default-debuginfo - update to 4.12.14-122.219.1
ocfs2-kmp-default - update to 4.12.14-122.219.1
kernel-default-base - update to 4.12.14-122.219.1
kernel-default-base-debuginfo - update to 4.12.14-122.219.1
cluster-md-kmp-default - update to 4.12.14-122.219.1
Red Hat OpenShift Container Platform - addressed in versions 4.13.45, 4.14.32, 4.14.33, 4.15.21
kernel (Red Hat package) - addressed in versions 4.18.0-372.111.1.el8_6, 4.18.0-553.8.1.el8_10
kernel-rt (Red Hat package) - update to 4.18.0-553.8.1.rt7.349.el8_10
python3-perf - update to 4.18.0-553.8.1.0.1
kernel-cross-headers - update to 4.18.0-553.8.1.0.1
kernel-core - update to 4.18.0-553.8.1.0.1
kernel - update to 4.18.0-553.8.1.0.1
bpftool - update to 4.18.0-553.8.1.0.1
kernel-abi-stablelists - update to 4.18.0-553.8.1.0.1
kernel-debug - update to 4.18.0-553.8.1.0.1
kernel-debug-core - update to 4.18.0-553.8.1.0.1
kernel-debug-devel - update to 4.18.0-553.8.1.0.1
kernel-debug-modules - update to 4.18.0-553.8.1.0.1
kernel-debug-modules-extra - update to 4.18.0-553.8.1.0.1
kernel-devel - update to 4.18.0-553.8.1.0.1
perf - update to 4.18.0-553.8.1.0.1
kernel-headers - update to 4.18.0-553.8.1.0.1
kernel-modules - update to 4.18.0-553.8.1.0.1
kernel-modules-extra - update to 4.18.0-553.8.1.0.1
kernel-doc - update to 4.18.0-553.8.1.0.1
kernel-tools - update to 4.18.0-553.8.1.0.1
kernel-tools-libs - update to 4.18.0-553.8.1.0.1
kernel-tools-libs-devel - update to 4.18.0-553.8.1.0.1
kernel-debugsource - update to 4.19.90-2406.3.0.0282
kernel - update to 4.19.90-2406.3.0.0282
python3-perf - update to 4.19.90-2406.3.0.0282
bpftool - update to 4.19.90-2406.3.0.0282
python2-perf-debuginfo - update to 4.19.90-2406.3.0.0282
kernel-tools - update to 4.19.90-2406.3.0.0282
kernel-devel - update to 4.19.90-2406.3.0.0282
perf - update to 4.19.90-2406.3.0.0282
kernel-tools-devel - update to 4.19.90-2406.3.0.0282
perf-debuginfo - update to 4.19.90-2406.3.0.0282
python3-perf-debuginfo - update to 4.19.90-2406.3.0.0282
kernel-tools-debuginfo - update to 4.19.90-2406.3.0.0282
python2-perf - update to 4.19.90-2406.3.0.0282
kernel-source - update to 4.19.90-2406.3.0.0282
kernel-debuginfo - update to 4.19.90-2406.3.0.0282
bpftool-debuginfo - update to 4.19.90-2406.3.0.0282
OpenShift Logging - update to 5.6.21
Dell Secure Connect Gateway - update to 5.26.00.18
IBM QRadar Network Packet Capture - update to 7.5.0 Update Package 10
IBM Cloud Pak for Business Automation - addressed in versions 21.0.3-IF035, 24.0.0-IF001
IBM Business Automation Workflow - update to 24.0.0-IF002

• https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf
• https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6
• https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9
• https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193
• https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1
• https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405
• https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342
• https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.241
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.199
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.277
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.277
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.53
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.5
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.135

• Use-after-free in Linux kernel ethernet ti driver
• openEuler 20.03 LTS SP4 update for kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• Red Hat Enterprise Linux 8 update for kernel
• Red Hat Enterprise Linux 8 update for kernel-rt
• Red Hat Enterprise Linux 8 update for kernel
• Multiple vulnerabilities in Oracle Linux
• Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.14
• Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.13
• Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.15
• Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.14
• Multiple vulnerabilities in Red Hat OpenShift Dev Spaces
• Multiple vulnerabilities in OpenShift Logging 5.6
• Multiple vulnerabilities in IBM Qradar SIEM
• Multiple vulnerabilities in IBM Business Automation Workflow
• Multiple vulnerabilities in Juniper Secure Analytics (JSA)
• Multiple vulnerabilities in IBM Cloud Pak for Business Automation
• Multiple vulnerabilities in IBM QRadar Network Packet Capture
• Multiple vulnerabilities in IBM Technical Suppport Appliance
• Multiple vulnerabilities in Dell Secure Connect Gateway
• Anolis OS update for kernel