CVE-2025-68772

Published Jan 13, 2026

Overview

CVE-2025-68772 is a known-severity vulnerability. It was published on January 13, 2026.

Technical Description

In the Linux kernel, the following vulnerability has been resolved:

f2fs: fix to avoid updating compression context during writeback

Bai, Shuangpeng <[email protected]> reported a bug as below:

Oops: divide error: 0000 [#1] SMP KASAN PTI

CPU: 0 UID: 0 PID: 11441 Comm: syz.0.46 Not tainted 6.17.0 #1 PREEMPT(full)

Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/2014

RIP: 0010:f2fs_all_cluster_page_ready+0x106/0x550 fs/f2fs/compress.c:857

Call Trace:

<TASK>

f2fs_write_cache_pages fs/f2fs/data.c:3078 [inline]

__f2fs_write_data_pages fs/f2fs/data.c:3290 [inline]

f2fs_write_data_pages+0x1c19/0x3600 fs/f2fs/data.c:3317

do_writepages+0x38e/0x640 mm/page-writeback.c:2634

filemap_fdatawrite_wbc mm/filemap.c:386 [inline]

__filemap_fdatawrite_range mm/filemap.c:419 [inline]

file_write_and_wait_range+0x2ba/0x3e0 mm/filemap.c:794

f2fs_do_sync_file+0x6e6/0x1b00 fs/f2fs/file.c:294

generic_write_sync include/linux/fs.h:3043 [inline]

f2fs_file_write_iter+0x76e/0x27

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.

References

Ref git.kernel.org/stable/c/0bf1a02494c7eb5bd43445de4c83c8592e02c4bf Ref git.kernel.org/stable/c/0df713a9c082a474c8b0bcf670edc8e98461d5a0 Ref git.kernel.org/stable/c/10b591e7fb7cdc8c1e53e9c000dc0ef7069aaa76 Ref git.kernel.org/stable/c/ad26bfbc085c939b5dca77ff8c14798c06d151c4 Ref git.kernel.org/stable/c/bcd0086ee5a2e88c1224ff2ec1e4a43c83efe5a0

Frequently Asked Questions

What is CVE-2025-68772?

CVE-2025-68772 is a known-severity vulnerability. It was published on January 13, 2026.

How severe is CVE-2025-68772?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2025-68772?

How can CyberStrike help with CVE-2025-68772?

CyberStrike's AI-powered security agents can automatically detect CVE-2025-68772 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.