Menu

Star on GitHub · 3.4k

CVE-2024-44942

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on F2FS_INLINE_DATA flag in inode during GC syzbot reports a f2fs bug as below: ------------[ cut…

Published Aug 26, 2024EPSS 0.22%

Overview

CVE-2024-44942 is a high-severity vulnerability. It was published on August 26, 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 to do sanity check on F2FS_INLINE_DATA flag in inode during GC

syzbot reports a f2fs bug as below:

------------[ cut here ]------------

kernel BUG at fs/f2fs/inline.c:258!

CPU: 1 PID: 34 Comm: kworker/u8:2 Not tainted 6.9.0-rc6-syzkaller-00012-g9e4bc4bcae01 #0

RIP: 0010:f2fs_write_inline_data+0x781/0x790 fs/f2fs/inline.c:258

Call Trace:

f2fs_write_single_data_page+0xb65/0x1d60 fs/f2fs/data.c:2834

f2fs_write_cache_pages fs/f2fs/data.c:3133 [inline]

__f2fs_write_data_pages fs/f2fs/data.c:3288 [inline]

f2fs_write_data_pages+0x1efe/0x3a90 fs/f2fs/data.c:3315

do_writepages+0x35b/0x870 mm/page-writeback.c:2612

__writeback_single_inode+0x165/0x10b0 fs/fs-writeback.c:1650

writeback_sb_inodes+0x905/0x1260 fs/fs-writeback.c:1941

wb_writeback+0x457/0xce0 fs/fs-writeback.c:2117

wb_do_writeback fs/fs-writeback.c:2264 [inline]

wb_workfn+0x410/0x1090 fs/fs-writeback.c:2304

process_one_work kernel/workqueue.c:3

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-2024-44942?

CVE-2024-44942 is a high-severity vulnerability. It was published on August 26, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-44942?

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-2024-44942?

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-2024-44942?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-44942 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.

Related HIGH CVEs from 2024

View all
Watch the demo →