CVE-2023-4015

HighCVSS 7.8/10Last modified Oct 14, 2026

Description

A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation.

On an error when building a nftables rule, deactivating immediate expressions in nft_immediate_deactivate() can lead unbinding the chain and objects be deactivated but later used.

We recommend upgrading past commit 0a771f7b266b02d262900c75f1e175c7fe76fec2.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published
Sep 6, 2023
Last modified
Oct 14, 2026
NVD status
Modified

Related CVEs from 2023

CVE-2023-401509.8Softneta MedDream PACS does not perform an authentication check and performs some dangerous functionality, which could result in unauthenticCVE-2023-401519.8When user authentication is not enabled the shell can execute commands with the highest privileges. Red Lion SixTRAK and VersaTRAK Series RTCVE-2023-401527.8When Fuji Electric Tellus Lite V-Simulator parses a specially-crafted input file an out of bounds write may occur.CVE-2023-401536.1The affected product is vulnerable to a cross-site scripting vulnerability, which could allow an attacker to access the web application to iCVE-2023-401547.8Incorrect default permissions in the Intel(R) SUR for Gameplay Software before version 2.0.1901 may allow privillaged user to potentially enCVE-2023-401556.7Uncontrolled search path for some Intel(R) CST software before version 2.1.10300 may allow an authenticated user to potentially enable escalCVE-2023-401567.8Uncontrolled search path element in some Intel(R) SSU software before version 3.0.0.2 may allow an authenticated user to potentially enable CVE-2023-401588.8Hidden functionality vulnerability in the CBC products allows a remote authenticated attacker to execute an arbitrary OS command on the deviCVE-2023-40163.3Under some circumstances, this weakness allows a user who has access to run the “ps” utility on a machine, the ability to write almost unlimCVE-2023-401603.7Directory traversal vulnerability exists in Mailing List Search CGI (pmmls.exe) included in A.K.I Software's PMailServer/PMailServer2 producCVE-2023-401617.8Improper access control in some Intel Unite(R) Client software before version 4.2.35041 may allow an authenticated user to potentially enablCVE-2023-401639.8An out-of-bounds write vulnerability exists in the allocate_buffer_for_jpeg_decoding functionality of Accusoft ImageGear 20.1. A specially c