CVE-2024-53222

5.5 · MEDIUM

Published Dec 27, 2024 linux CWE-476 EPSS 0.22% (13th pctl) CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Overview

CVE-2024-53222 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:

zram: fix NULL pointer in comp_algorithm_show()

LTP reported a NULL pointer dereference as followed:

CPU: 7 UID: 0 PID: 5995 Comm: cat Kdump: loaded Not tainted 6.12.0-rc6+ #3

Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015

pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)

pc : __pi_strcmp+0x24/0x140

lr : zcomp_available_show+0x60/0x100 [zram]

sp : ffff800088b93b90

x29: ffff800088b93b90 x28: 0000000000000001 x27: 0000000000400cc0

x26: 0000000000000ffe x25: ffff80007b3e2388 x24: 0000000000000000

x23: ffff80007b3e2390 x22: ffff0004041a9000 x21: ffff80007b3e2900

x20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000000

x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000

x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000

x11: 0000000000000000 x10: ffff80007b3e2900 x9 : ffff80007b3cb280

x8 : 0101010101010101 x7 : 0000000000000000 x6 : 0000000

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	>= 6.2, < 6.12.2	Affected

References

Ref git.kernel.org/stable/c/843d366ff19708668d95cda16bb8aba109a93dba Ref git.kernel.org/stable/c/c7ee791e538537b281f60945298796f0a3971bbd Ref git.kernel.org/stable/c/f364cdeb38938f9d03061682b8ff3779dd1730e5

Frequently Asked Questions

What is CVE-2024-53222?

CVE-2024-53222 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-2024-53222?

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-2024-53222?

How can CyberStrike help with CVE-2024-53222?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-53222 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.

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