CVE-2024-50118

5.5 · MEDIUM

Published Nov 5, 2024 linux CWE-476 EPSS 0.19% (8th pctl) CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Overview

CVE-2024-50118 is a medium-severity vulnerability affecting linux linux_kernel. It was published on November 5, 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:

btrfs: reject ro->rw reconfiguration if there are hard ro requirements

[BUG]

Syzbot reports the following crash:

BTRFS info (device loop0 state MCS): disabling free space tree

BTRFS info (device loop0 state MCS): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)

BTRFS info (device loop0 state MCS): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)

Oops: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 [#1] PREEMPT SMP KASAN NOPTI

KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f]

Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014

RIP: 0010:backup_super_roots fs/btrfs/disk-io.c:1691 [inline]

RIP: 0010:write_all_supers+0x97a/0x40f0 fs/btrfs/disk-io.c:4041

Call Trace:

<TASK>

btrfs_commit_transaction+0x1eae/0x3740 fs/btrfs/transaction.c:2530

btrfs_delete_free_space_tre

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	>= 6.8, < 6.11.6	Affected

References

Ref git.kernel.org/stable/c/23724398b55d9570f6ae79dd2ea026fff8896bf1 Ref git.kernel.org/stable/c/3c36a72c1d27de6618c1c480c793d9924640f5bb

Frequently Asked Questions

What is CVE-2024-50118?

CVE-2024-50118 is a medium-severity vulnerability affecting linux linux_kernel. It was published on November 5, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-50118?

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-2024-50118?

How can CyberStrike help with CVE-2024-50118?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-50118 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

Autonomous Discovery

AI agents map your attack surface to find vulnerabilities like this one.

Continuous Pentesting

Automated penetration testing that runs continuously, not just quarterly.

Code Review

AI-driven PR review catches vulnerable dependencies before they ship.

HackBrowser

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

Related MEDIUM CVEs from 2024

View all →

6.9

CVE-2023-3726

OCSInventory allow stored email template with special characters that lead to a Stored cross-site Sc

6.9

CVE-2023-51719