PT-2024-8467 · Linux+7 · Linux Kernel+7

Published 2024-01-12 · Updated 2026-03-14 · CVE-2024-35840

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

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

Description The issue is related to errors in resource management within the subflow finish connect() function of the mptcp component in the Linux kernel. This may allow an attacker to cause a denial of service. The subflow finish connect() function uses four fields (backup, join id, thmac, none) that may contain garbage unless OPTION MPTCP MPJ SYNACK has been set in mptcp parse option().

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

Exploit

Weakness Enumeration

CWE-399

Related Identifiers

ALSA-2025_12746

ALSA-2025_12752

ALSA-2025_12753

ALSA-2025_16880

BDU:2024-10027

CVE-2024-35840

INFSA-2024_9315

OESA-2024-1693

OESA-2024-1694

OPENSUSE-SU-2025_01614-1

OPENSUSE-SU-2025_01707-1

RHSA-2024:9315

RHSA-2024_9315

SUSE-SU-2025:01614-1

SUSE-SU-2025:01707-1

SUSE-SU-2025:01919-1

SUSE-SU-2025:01951-1

SUSE-SU-2025:01964-1

SUSE-SU-2025:01967-1

SUSE-SU-2025:01972-1

SUSE-SU-2025:02264-1

SUSE-SU-2025:02321-1

SUSE-SU-2025:02322-1

SUSE-SU-2025:02537-1

SUSE-SU-2025:20343-1

SUSE-SU-2025:20344-1

SUSE-SU-2025:20354-1

SUSE-SU-2025:20355-1

SUSE-SU-2025:2264-1

SUSE-SU-2025_01614-1

SUSE-SU-2025_01707-1

SUSE-SU-2025_01951-1

SUSE-SU-2025_01964-1

SUSE-SU-2025_01967-1

SUSE-SU-2025_01972-1

SUSE-SU-2025_02264-1

SUSE-SU-2025_02537-1

USN-6818-1

USN-6818-2

USN-6818-3

USN-6818-4

USN-6819-1

USN-6819-2

USN-6819-3

USN-6819-4

Affected Products

Astra Linux

Debian

Linuxmint

Linux Kernel

Red Hat

Red Os

Suse

Ubuntu

References · 2134

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/35xxx/CVE-2024-35840.json · Exploit
• https://ubuntu.com/security/CVE-2023-52448 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-26615 · Vendor Advisory
• https://osv.dev/vulnerability/USN-6818-3 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-26618 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-52864 · Security Note
• https://osv.dev/vulnerability/OESA-2024-1693 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-35960 · Security Note
• https://ubuntu.com/security/CVE-2023-52667 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-26583 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-52669 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:20355-1 · Vendor Advisory
• https://git.kernel.org/stable/c/51e4cb032d49ce094605f27e45eabebc0408893c · Patch
• https://ubuntu.com/security/CVE-2024-26634 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-26636 · Vendor Advisory