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CVE-2024-50072

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: x86/bugs: Use code segment selector for VERW operand Robert Gill reported below #GP in 32-bit mode when dosemu software was exe…

Published Oct 29, 2024EPSS 0.23%

Overview

CVE-2024-50072 is a medium-severity vulnerability. It was published on October 29, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

x86/bugs: Use code segment selector for VERW operand

Robert Gill reported below #GP in 32-bit mode when dosemu software was

executing vm86() system call:

general protection fault: 0000 [#1] PREEMPT SMP

CPU: 4 PID: 4610 Comm: dosemu.bin Not tainted 6.6.21-gentoo-x86 #1

Hardware name: Dell Inc. PowerEdge 1950/0H723K, BIOS 2.7.0 10/30/2010

EIP: restore_all_switch_stack+0xbe/0xcf

EAX: 00000000 EBX: 00000000 ECX: 00000000 EDX: 00000000

ESI: 00000000 EDI: 00000000 EBP: 00000000 ESP: ff8affdc

DS: 0000 ES: 0000 FS: 0000 GS: 0033 SS: 0068 EFLAGS: 00010046

CR0: 80050033 CR2: 00c2101c CR3: 04b6d000 CR4: 000406d0

Call Trace:

show_regs+0x70/0x78

die_addr+0x29/0x70

exc_general_protection+0x13c/0x348

exc_bounds+0x98/0x98

handle_exception+0x14d/0x14d

exc_bounds+0x98/0x98

restore_all_switch_stack+0xbe/0xcf

exc_bounds+0x98/0x98

restore_all_switch_stack+0xbe/0xcf

This only happens in 32-bi

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/38c5fe74f3bef98f75d16effa49836d50c9b6097Refgit.kernel.org/stable/c/481b477ab63c7245715a3e57ba79eb87c2dc0d02Refgit.kernel.org/stable/c/ada431c6c31a2c8c37991c46089af5caa23a9c6eRefgit.kernel.org/stable/c/bc576fbaf82deded606e69a00efe9752136bf91dRefgit.kernel.org/stable/c/bfd1d223d80cb29a210caa1bd5e21f0816d58f02Refgit.kernel.org/stable/c/e4d2102018542e3ae5e297bc6e229303abff8a0fReflists.debian.org/debian-lts-announce/2025/01/msg00001.htmlReflists.debian.org/debian-lts-announce/2025/03/msg00002.html

How CyberStrike helps

Frequently asked questions

What is CVE-2024-50072?

CVE-2024-50072 is a medium-severity vulnerability. It was published on October 29, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-50072?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-50072?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2024-50072?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-50072 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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