CVE-2024-53187

5.5 · MEDIUM

Published Dec 27, 2024 linux CWE-190 EPSS 0.24% (14th pctl) CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Overview

CVE-2024-53187 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:

io_uring: check for overflows in io_pin_pages

WARNING: CPU: 0 PID: 5834 at io_uring/memmap.c:144 io_pin_pages+0x149/0x180 io_uring/memmap.c:144

CPU: 0 UID: 0 PID: 5834 Comm: syz-executor825 Not tainted 6.12.0-next-20241118-syzkaller #0

Call Trace:

<TASK>

__io_uaddr_map+0xfb/0x2d0 io_uring/memmap.c:183

io_rings_map io_uring/io_uring.c:2611 [inline]

io_allocate_scq_urings+0x1c0/0x650 io_uring/io_uring.c:3470

io_uring_create+0x5b5/0xc00 io_uring/io_uring.c:3692

io_uring_setup io_uring/io_uring.c:3781 [inline]

...

</TASK>

io_pin_pages()'s uaddr parameter came directly from the user and can be

garbage. Don't just add size to it as it can overflow.

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, < 6.11.11	Affected

References

Ref git.kernel.org/stable/c/0c0a4eae26ac78379d0c1db053de168a8febc6c9 Ref git.kernel.org/stable/c/29eac3eca72d4c2a71122050c37cd7d8f73ac4f3 Ref git.kernel.org/stable/c/aaa90844afd499c9142d0199dfda74439314c013

Frequently Asked Questions

What is CVE-2024-53187?

CVE-2024-53187 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-2024-53187?

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-2024-53187?

How can CyberStrike help with CVE-2024-53187?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-53187 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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