Use-after-free in Linux kernel - CVE-2024-26892

Vulnerability identifier: #VU90201

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-2024-26892

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 mt792x_irq_handler() function in drivers/net/wireless/mediatek/mt76/mt792x_dma.c, within the mt7921_pci_remove() function in drivers/net/wireless/mediatek/mt76/mt7921/pci.c. A local user can escalate privileges on the system.

Linux kernel
Red Hat Enterprise Linux for Real Time for NFV
Anolis OS
Red Hat Enterprise Linux for Real Time
Red Hat Enterprise Linux for x86_64
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Ubuntu
IBM Integrated Analytics System
IBM Qradar SIEM
Juniper Secure Analytics (JSA)
linux-gcp (Ubuntu package)
linux-aws (Ubuntu package)
kernel (Red Hat package)
kernel-rt (Red Hat package)
kernel-headers
kernel-doc
kernel-abi-stablelists
python3-perf
perf
kernel-tools-libs-devel
kernel-tools-libs
kernel-tools
kernel-modules-extra
kernel-modules
kernel-debug-modules-extra
kernel-devel
bpftool
kernel
kernel-core
kernel-cross-headers
kernel-debug
kernel-debug-core
kernel-debug-devel
kernel-debug-modules
linux-image-virtual (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-6.8.0-35-generic-64k (Ubuntu package)
linux-image-6.8.0-35-generic (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-35-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-35-lowlatency (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-6.8.0-1004-gke (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-6.8.0-1005-raspi (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-6.8.0-1006-oracle-64k (Ubuntu package)
linux-image-6.8.0-1006-oracle (Ubuntu package)
linux-image-6.8.0-1006-oem (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-6.8.0-1006-ibm (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-6.8.0-1008-azure-fde (Ubuntu package)
linux-image-6.8.0-1008-azure (Ubuntu package)
Storage Copy Data Management
Technical Support Appliance
IBM Cloud Pak for Watson AIOps
Storage Protect Plus Server
Red Hat OpenShift Container Platform
IBM Security Guardium

Install update from vendor's website.

Linux kernel - addressed in versions 6.6.23, 6.7.11, 6.8.2
IBM Integrated Analytics System - update to 1.0.31.0
IBM Qradar SIEM - update to 7.5.0 Update Pack 9 IF01
Juniper Secure Analytics (JSA) - update to 7.5.0 UP9 IF02
linux-gcp (Ubuntu package) - update to 6.8.0-1008.9
linux-aws (Ubuntu package) - update to 6.8.0-1009.9
kernel (Red Hat package) - update to 4.18.0-553.5.1.el8_10
kernel-rt (Red Hat package) - update to 4.18.0-553.5.1.rt7.346.el8_10
kernel-headers - update to 4.18.0-553.5.1.0.1
kernel-doc - update to 4.18.0-553.5.1.0.1
kernel-abi-stablelists - update to 4.18.0-553.5.1.0.1
python3-perf - update to 4.18.0-553.5.1.0.1
perf - update to 4.18.0-553.5.1.0.1
kernel-tools-libs-devel - update to 4.18.0-553.5.1.0.1
kernel-tools-libs - update to 4.18.0-553.5.1.0.1
kernel-tools - update to 4.18.0-553.5.1.0.1
kernel-modules-extra - update to 4.18.0-553.5.1.0.1
kernel-modules - update to 4.18.0-553.5.1.0.1
kernel-debug-modules-extra - update to 4.18.0-553.5.1.0.1
kernel-devel - update to 4.18.0-553.5.1.0.1
bpftool - update to 4.18.0-553.5.1.0.1
kernel - update to 4.18.0-553.5.1.0.1
kernel-core - update to 4.18.0-553.5.1.0.1
kernel-cross-headers - update to 4.18.0-553.5.1.0.1
kernel-debug - update to 4.18.0-553.5.1.0.1
kernel-debug-core - update to 4.18.0-553.5.1.0.1
kernel-debug-devel - update to 4.18.0-553.5.1.0.1
kernel-debug-modules - update to 4.18.0-553.5.1.0.1
Storage Copy Data Management - update to 2.2.24.1
Technical Support Appliance - update to 3.0.1
IBM Cloud Pak for Watson AIOps - update to 4.6.0
Red Hat OpenShift Container Platform - addressed in versions 4.17.29, 4.17.30, 4.18.14
Storage Protect Plus Server - update to 10.1.16.3
IBM Security Guardium - addressed in versions 12.0p15, 12.0p30
linux-image-virtual (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-64k (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-64k-hwe-24.04 (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-hwe-24.04 (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-lpae (Ubuntu package) - update to 6.8.0-35.35
linux-image-kvm (Ubuntu package) - update to 6.8.0-35.35
linux-image-virtual-hwe-24.04 (Ubuntu package) - update to 6.8.0-35.35
linux-image-6.8.0-35-generic-64k (Ubuntu package) - update to 6.8.0-35.35+1
linux-image-6.8.0-35-generic (Ubuntu package) - update to 6.8.0-35.35+1
linux-image-lowlatency (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-lowlatency-64k (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-6.8.0-35-lowlatency-64k (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-6.8.0-35-lowlatency (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-gke (Ubuntu package) - update to 6.8.0-1004.7
linux-image-6.8.0-1004-gke (Ubuntu package) - update to 6.8.0-1004.7
linux-image-raspi (Ubuntu package) - update to 6.8.0-1005.5
linux-image-6.8.0-1005-raspi (Ubuntu package) - update to 6.8.0-1005.5
linux-image-oracle-64k (Ubuntu package) - update to 6.8.0-1006.6
linux-image-oracle (Ubuntu package) - update to 6.8.0-1006.6
linux-image-6.8.0-1006-oracle-64k (Ubuntu package) - update to 6.8.0-1006.6
linux-image-6.8.0-1006-oracle (Ubuntu package) - update to 6.8.0-1006.6
linux-image-6.8.0-1006-oem (Ubuntu package) - update to 6.8.0-1006.6
linux-image-ibm-lts-24.04 (Ubuntu package) - update to 6.8.0-1006.6
linux-image-ibm-classic (Ubuntu package) - update to 6.8.0-1006.6
linux-image-ibm (Ubuntu package) - update to 6.8.0-1006.6
linux-image-6.8.0-1006-ibm (Ubuntu package) - update to 6.8.0-1006.6
linux-image-oem-24.04a (Ubuntu package) - update to 6.8.0-1006.6+1
linux-image-oem-24.04 (Ubuntu package) - update to 6.8.0-1006.6+1
linux-image-azure-fde (Ubuntu package) - update to 6.8.0-1008.8
linux-image-azure (Ubuntu package) - update to 6.8.0-1008.8
linux-image-6.8.0-1008-azure-fde (Ubuntu package) - update to 6.8.0-1008.8
linux-image-6.8.0-1008-azure (Ubuntu package) - update to 6.8.0-1008.8

• https://git.kernel.org/stable/c/c7dd42fbebcfb02bef070fd48f774d6412d0b49d
• https://git.kernel.org/stable/c/bfe1adf1606f76c180324e53b130f0e76d5cc6c3
• https://git.kernel.org/stable/c/bfeaef901194c5923ce3330272786eff2fac513a
• https://git.kernel.org/stable/c/c957280ef6ab6bdf559a91ae693a6b34310697e3
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.23
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.11
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.2

• Use-after-free in Linux kernel mt76 mt7921 driver
• Red Hat Enterprise Linux 8 update for kernel-rt
• Red Hat Enterprise Linux 8 update for kernel
• Ubuntu update for linux
• Ubuntu update for linux-oem-6.8
• Ubuntu update for linux-azure
• Ubuntu update for linux-oracle
• Multiple vulnerabilities in IBM Cloud Pak for AIOps
• Multiple vulnerabilities in IBM QRadar SIEM
• Multiple vulnerabilities in Juniper Secure Analytics (JSA)
• Multiple vulnerabilities in IBM Storage Protect Plus
• Multiple vulnerabilities in IBM Storage Copy Data Management
• Multiple vulnerabilities in IBM Technical Support Appliance
• Multiple vulnerabilities in IBM Security Guardium
• Anolis OS update for kernel
• Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.17
• Multiple vulnerabilities in IBM Integrated Analytics System
• Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.17
• Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.18
• Ubuntu update for linux-aws, linux-gcp