CVE-2024-44981

5.5 · MEDIUM

Published Sep 4, 2024 linux CWE-190 EPSS 0.19% (9th pctl) CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Overview

CVE-2024-44981 is a medium-severity vulnerability affecting linux linux_kernel. It was published on September 4, 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:

workqueue: Fix UBSAN 'subtraction overflow' error in shift_and_mask()

UBSAN reports the following 'subtraction overflow' error when booting

in a virtual machine on Android:

| Internal error: UBSAN: integer subtraction overflow: 00000000f2005515 [#1] PREEMPT SMP

| Modules linked in:

| CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.10.0-00006-g3cbe9e5abd46-dirty #4

| Hardware name: linux,dummy-virt (DT)

| pstate: 600000c5 (nZCv daIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--)

| pc : cancel_delayed_work+0x34/0x44

| lr : cancel_delayed_work+0x2c/0x44

| sp : ffff80008002ba60

| x29: ffff80008002ba60 x28: 0000000000000000 x27: 0000000000000000

| x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000

| x23: 0000000000000000 x22: 0000000000000000 x21: ffff1f65014cd3c0

| x20: ffffc0e84c9d0da0 x19: ffffc0e84cab3558 x18: ffff800080009058

| x17: 00000000247ee1f8 x16: 00000000247ee1f8 x15: 00000000bdcb279d

| x14: 00

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	>= 6.10, < 6.10.7	Affected

References

Ref git.kernel.org/stable/c/38f7e14519d39cf524ddc02d4caee9b337dad703 Ref git.kernel.org/stable/c/90a6a844b2d9927d192758438a4ada33d8cd9de5

Frequently Asked Questions

What is CVE-2024-44981?

CVE-2024-44981 is a medium-severity vulnerability affecting linux linux_kernel. It was published on September 4, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-44981?

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-2024-44981?

How can CyberStrike help with CVE-2024-44981?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-44981 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

Browser-based exploitation validates findings with real proof-of-concept.

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