CVE-2023-42753 (High) detected in linuxlinux-4.19.239 - autoclosed

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

CVE-2023-42753 - 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 (2)

/net/netfilter/ipset/ip_set_hash_netportnet.c /net/netfilter/ipset/ip_set_hash_netportnet.c

Vulnerability Details

An array indexing vulnerability was found in the netfilter subsystem of the Linux kernel. A missing macro could lead to a miscalculation of the `h->nets` array offset, providing attackers with the primitive to arbitrarily increment/decrement a memory buffer out-of-bound. This issue may allow a local user to crash the system or potentially escalate their privileges on the system.

Publish Date: 2023-09-25

URL: CVE-2023-42753

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-2023-42753

Release Date: 2023-09-25

Fix Resolution: v5.4.257,v5.10.195,v5.15.132,v6.1.53,v6.4.16,v6.6-rc1

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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.