PT-2024-25652 · Linux+3 · Linux Kernel+3

Published 2024-05-06 · Updated 2024-11-05 · CVE-2024-34027

Positive Technologies (AI Summary)

CVSS v3.1

7.0

High

Base vector

AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Description The issue is related to the f2fs compress feature in the Linux kernel. It needs to cover {reserve,release} compress blocks() with cp rwsem lock to avoid racing with checkpoint. Otherwise, filesystem metadata, including blkaddr in dnode, inode fields, and .total valid block count, may be corrupted after SPO case.

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

Exploit

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

BDU:2025-03919

CVE-2024-34027

DSA-5730-1

MGASA-2024-0263

MGASA-2024-0266

OESA-2024-1860

OESA-2024-1861

USN-6999-1

USN-6999-2

USN-7004-1

USN-7005-1

USN-7005-2

USN-7007-1

USN-7007-2

USN-7007-3

USN-7008-1

USN-7009-1

USN-7009-2

USN-7019-1

USN-7029-1

Affected Products

Astra Linux

Linuxmint

Linux Kernel

Ubuntu

References · 644

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/34xxx/CVE-2024-34027.json · Exploit
• 🔥 https://github.com/MaherAzzouzi/CVE-2024-26817-amdkfd · Exploit
• https://ubuntu.com/security/CVE-2024-35984 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-40957 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-26999 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2024-34027 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-40984 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-26817 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-27398 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-41002 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-42127 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-39487 · Security Note
• https://ubuntu.com/security/CVE-2024-26973 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-38605 · Security Note
• https://ubuntu.com/security/CVE-2024-35988 · Vendor Advisory