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CVE-2024-53218

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix race in concurrent f2fs_stop_gc_thread In my test case, concurrent calls to f2fs shutdown report the following stack…

Published Dec 27, 2024CWE-416EPSS 0.22%

Overview

CVE-2024-53218 is a high-severity vulnerability. It was published on December 27, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. 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:

f2fs: fix race in concurrent f2fs_stop_gc_thread

In my test case, concurrent calls to f2fs shutdown report the following

stack trace:

Oops: general protection fault, probably for non-canonical address 0xc6cfff63bb5513fc: 0000 [#1] PREEMPT SMP PTI

CPU: 0 UID: 0 PID: 678 Comm: f2fs_rep_shutdo Not tainted 6.12.0-rc5-next-20241029-g6fb2fa9805c5-dirty #85

Call Trace:

<TASK>

? show_regs+0x8b/0xa0

? __die_body+0x26/0xa0

? die_addr+0x54/0x90

? exc_general_protection+0x24b/0x5c0

? asm_exc_general_protection+0x26/0x30

? kthread_stop+0x46/0x390

f2fs_stop_gc_thread+0x6c/0x110

f2fs_do_shutdown+0x309/0x3a0

f2fs_ioc_shutdown+0x150/0x1c0

__f2fs_ioctl+0xffd/0x2ac0

f2fs_ioctl+0x76/0xe0

vfs_ioctl+0x23/0x60

__x64_sys_ioctl+0xce/0xf0

x64_sys_call+0x2b1b/0x4540

do_syscall_64+0xa7/0x240

entry_SYSCALL_64_after_hwframe+0x76/0x7e

The root cause is a race condition in f2fs_stop_gc_thread() called from

dif

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.

Frequently asked questions

What is CVE-2024-53218?

CVE-2024-53218 is a high-severity vulnerability. It was published on December 27, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-53218?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-53218?

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-2024-53218?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-53218 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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