CVE-2024-53195

5.5 · MEDIUM

Published Dec 27, 2024 linux EPSS 0.22% (12th pctl) CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Overview

CVE-2024-53195 is a medium-severity vulnerability affecting linux linux_kernel. It was published on December 27, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical Description

In the Linux kernel, the following vulnerability has been resolved:

KVM: arm64: Get rid of userspace_irqchip_in_use

Improper use of userspace_irqchip_in_use led to syzbot hitting the

following WARN_ON() in kvm_timer_update_irq():

WARNING: CPU: 0 PID: 3281 at arch/arm64/kvm/arch_timer.c:459

kvm_timer_update_irq+0x21c/0x394

Call trace:

kvm_timer_update_irq+0x21c/0x394 arch/arm64/kvm/arch_timer.c:459

kvm_timer_vcpu_reset+0x158/0x684 arch/arm64/kvm/arch_timer.c:968

kvm_reset_vcpu+0x3b4/0x560 arch/arm64/kvm/reset.c:264

kvm_vcpu_set_target arch/arm64/kvm/arm.c:1553 [inline]

kvm_arch_vcpu_ioctl_vcpu_init arch/arm64/kvm/arm.c:1573 [inline]

kvm_arch_vcpu_ioctl+0x112c/0x1b3c arch/arm64/kvm/arm.c:1695

kvm_vcpu_ioctl+0x4ec/0xf74 virt/kvm/kvm_main.c:4658

vfs_ioctl fs/ioctl.c:51 [inline]

__do_sys_ioctl fs/ioctl.c:907 [inline]

__se_sys_ioctl fs/ioctl.c:893 [inline]

__arm64_sys_ioctl+0x108/0x184 fs/ioctl.c:893

__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]

invoke

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor	Product	Versions	Status
linux	linux_kernel	>= 0, < 6.6.64	Affected

References

Ref git.kernel.org/stable/c/38d7aacca09230fdb98a34194fec2af597e8e20d Ref git.kernel.org/stable/c/c16e2dba39ff6ae84bb8dc9c8e0fb21d9b2f6f5c Ref git.kernel.org/stable/c/dd2f9861f27571d47998d71e7516bf7216db0b52 Ref git.kernel.org/stable/c/fe425d5239a28c21e0c83ee7a8f4cb210d29fdb4

Frequently Asked Questions

What is CVE-2024-53195?

CVE-2024-53195 is a medium-severity vulnerability affecting linux linux_kernel. It was published on December 27, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-53195?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-53195?

How can CyberStrike help with CVE-2024-53195?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-53195 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

How CyberStrike Helps

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HackBrowser

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