CVE-2023-4015 (High) detected in linuxlinux-4.19.239 - autoclosed

[mend-bolt-for-github[bot]]

CVE-2023-4015 - High Severity Vulnerability

Vulnerable Library - linuxlinux-4.19.239

The Linux Kernel

Library home page: https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/?wsslib=linux

Found in HEAD commit: 19525e8c58fe9ba0d7cb0f7a1a87d31d30380de6

Found in base branch: master

Vulnerable Source Files (1)

/net/netfilter/nft_immediate.c

Vulnerability Details

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.

Publish Date: 2023-09-06

URL: CVE-2023-4015

CVSS 3 Score Details (7.8)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: Low - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.linuxkernelcves.com/cves/CVE-2023-4015

Release Date: 2023-09-06

Fix Resolution: v5.10.190,v5.15.124,v6.1.43,v6.4.8,v6.5-rc4

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[mend-bolt-for-github[bot]]

:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.