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CVE-2024-53222

5.5 · MEDIUM

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…

Published Dec 27, 2024CWE-476EPSS 0.22%

Overview

CVE-2024-53222 is a medium-severity vulnerability. 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, patches, and mitigation guidance. 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.

References

Refgit.kernel.org/stable/c/843d366ff19708668d95cda16bb8aba109a93dbaRefgit.kernel.org/stable/c/c7ee791e538537b281f60945298796f0a3971bbdRefgit.kernel.org/stable/c/f364cdeb38938f9d03061682b8ff3779dd1730e5

How CyberStrike helps

Frequently asked questions

What is CVE-2024-53222?

CVE-2024-53222 is a medium-severity vulnerability. 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?

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

How can CyberStrike help with CVE-2024-53222?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-53222 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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