Race condition in Linux kernel - CVE-2022-3522

Vulnerability identifier: #VU76579

CSH Severity: Low

CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-3522

CWE-ID: CWE-362

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a race condition within the hugetlb_no_page() function in the mm/hugetlb.c. A local user can exploit the race and gain access to sensitive information.

Linux kernel
Amazon Linux AMI
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
Red Hat Enterprise Linux for x86_64
Anolis OS
Red Hat Advanced Cluster Management for Kubernetes
OpenShift Logging
Red Hat OpenShift Container Platform
kernel (Red Hat package)
kernel-doc
kernel-abi-stablelists
python3-perf
perf
kernel-tools-libs
kernel-tools
kernel-modules-extra
kernel-modules
kernel-headers
kernel-devel
kernel-debug-modules-extra
kernel-debug-modules
kernel-debug-devel
kernel-debug-core
kernel-debug
kernel-cross-headers
kernel-core
kernel
bpftool

Install updates from vendor's website.

Linux kernel - update to 6.1 rc1
Red Hat Advanced Cluster Management for Kubernetes - addressed in versions 2.5.9, 2.6.6
Red Hat OpenShift Container Platform - update to 4.12.47
OpenShift Logging - update to 5.7.2
kernel (Red Hat package) - update to 4.18.0-477.10.1.el8_8
kernel-doc - update to 4.18.0-477.10.1.0.1
kernel-abi-stablelists - update to 4.18.0-477.10.1.0.1
python3-perf - update to 4.18.0-477.10.1.0.1
perf - update to 4.18.0-477.10.1.0.1
kernel-tools-libs - update to 4.18.0-477.10.1.0.1
kernel-tools - update to 4.18.0-477.10.1.0.1
kernel-modules-extra - update to 4.18.0-477.10.1.0.1
kernel-modules - update to 4.18.0-477.10.1.0.1
kernel-headers - update to 4.18.0-477.10.1.0.1
kernel-devel - update to 4.18.0-477.10.1.0.1
kernel-debug-modules-extra - update to 4.18.0-477.10.1.0.1
kernel-debug-modules - update to 4.18.0-477.10.1.0.1
kernel-debug-devel - update to 4.18.0-477.10.1.0.1
kernel-debug-core - update to 4.18.0-477.10.1.0.1
kernel-debug - update to 4.18.0-477.10.1.0.1
kernel-cross-headers - update to 4.18.0-477.10.1.0.1
kernel-core - update to 4.18.0-477.10.1.0.1
kernel - update to 4.18.0-477.10.1.0.1
bpftool - update to 4.18.0-477.10.1.0.1
kernel - update to 6.1.10-15.42

• https://bugzilla.redhat.com/show_bug.cgi?id=2150979
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f9bf6c03eca1077cae8de0e6d86427656fa42a9b

• Race condition in Linux kernel
• Multiple vulnerabilities in Red Hat Advanced Cluster Management for Kubernetes 2.6
• Red Hat Enterprise Linux 8 update for kernel
• Multiple vulnerabilities in Red Hat Advanced Cluster Management for Kubernetes 2.5
• Multiple vulnerabilities in Red Hat OpenShift Logging 5.7
• Red Hat OpenShift Container Platform 4.12 update for golang
• Amazon Linux AMI update for kernel
• Anolis OS update for kernel