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CVE-2024-26984

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: nouveau: fix instmem race condition around ptr stores Running a lot of VK CTS in parallel against nouveau, once every few hours…

Published May 1, 2024CWE-362EPSS 0.20%

Overview

CVE-2024-26984 is a medium-severity vulnerability. It was published on May 1, 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:

nouveau: fix instmem race condition around ptr stores

Running a lot of VK CTS in parallel against nouveau, once every

few hours you might see something like this crash.

BUG: kernel NULL pointer dereference, address: 0000000000000008

PGD 8000000114e6e067 P4D 8000000114e6e067 PUD 109046067 PMD 0

Oops: 0000 [#1] PREEMPT SMP PTI

CPU: 7 PID: 53891 Comm: deqp-vk Not tainted 6.8.0-rc6+ #27

Hardware name: Gigabyte Technology Co., Ltd. Z390 I AORUS PRO WIFI/Z390 I AORUS PRO WIFI-CF, BIOS F8 11/05/2021

RIP: 0010:gp100_vmm_pgt_mem+0xe3/0x180 [nouveau]

Code: c7 48 01 c8 49 89 45 58 85 d2 0f 84 95 00 00 00 41 0f b7 46 12 49 8b 7e 08 89 da 42 8d 2c f8 48 8b 47 08 41 83 c7 01 48 89 ee <48> 8b 40 08 ff d0 0f 1f 00 49 8b 7e 08 48 89 d9 48 8d 75 04 48 c1

RSP: 0000:ffffac20c5857838 EFLAGS: 00010202

RAX: 0000000000000000 RBX: 00000000004d8001 RCX: 0000000000000001

RDX: 00000000004d8001 RSI: 00000000000006d8 RDI: ffffa07afe332180

RBP: 0

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/13d76b2f443dc371842916dd8768009ff1594716Refgit.kernel.org/stable/c/1bc4825d4c3ec6abe43cf06c3c39d664d044cbf7Refgit.kernel.org/stable/c/21ca9539f09360fd83654f78f2c361f2f5ddcb52Refgit.kernel.org/stable/c/3ab056814cd8ab84744c9a19ef51360b2271c572Refgit.kernel.org/stable/c/a019b44b1bc6ed224c46fb5f88a8a10dd116e525Refgit.kernel.org/stable/c/ad74d208f213c06d860916ad40f609ade8c13039Refgit.kernel.org/stable/c/bba8ec5e9b16649d85bc9e9086bf7ae5b5716ff9Refgit.kernel.org/stable/c/fff1386cc889d8fb4089d285f883f8cba62d82ceRefgit.kernel.org/stable/c/13d76b2f443dc371842916dd8768009ff1594716Refgit.kernel.org/stable/c/1bc4825d4c3ec6abe43cf06c3c39d664d044cbf7

How CyberStrike helps

Frequently asked questions

What is CVE-2024-26984?

CVE-2024-26984 is a medium-severity vulnerability. It was published on May 1, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-26984?

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-2024-26984?

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-2024-26984?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-26984 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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