PT-2024-37002 · Linux+4 · Linux Kernel+4

Syzbot · Published 2024-10-31 · Updated 2026-05-26 · CVE-2024-56692

Positive Technologies (AI Summary)

CVSS v4.0

7.1

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A vulnerability has been resolved in the Linux kernel, specifically in the f2fs file system. The issue arises when the blkaddr in the nat entry is corrupted on a fuzzed image, leading to a system panic when used in f2fs invalidate blocks(). To prevent this, a sanity check has been added on the nat blkaddr in truncate node(). The vulnerability is related to the f2fs invalidate blocks() function and the truncate node() function.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Check for Exceptional Conditions

Weakness Enumeration

CWE-754

Related Identifiers

ALSA-2025_12746

ALSA-2025_12752

ALSA-2025_12753

ALSA-2025_16880

ALT-PU-2024-17893

ALT-PU-2025-12647

AZL-55739

AZL-55804

BDU:2025-15951

CVE-2024-56692

ECHO-90DD-812F-10BB

OESA-2025-1032

OESA-2025-1033

OESA-2025-1035

OESA-2025-1036

OESA-2025-1037

USN-7276-1

USN-7277-1

USN-7310-1

USN-7449-1

USN-7449-2

USN-7450-1

USN-7451-1

USN-7452-1

USN-7453-1

USN-7468-1

USN-7523-1

USN-7524-1

Affected Products

Alt Linux

Debian

Linuxmint

Linux Kernel

Ubuntu

References · 1205

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56692.json · Exploit
• https://ubuntu.com/security/CVE-2024-53044 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-56627 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2025-20530.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-49963 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-53177 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-56647 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-50099 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-50244 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-49914 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-50171 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-56562 · Security Note
• https://ubuntu.com/security/CVE-2024-53191 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-47712 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-56615 · Vendor Advisory