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CVE-2024-40911

8.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Lock wiphy in cfg80211_get_station Wiphy should be locked before calling rdev_get_station() (see lockdep assert…

Published Jul 12, 2024CWE-476EPSS 0.41%

Overview

CVE-2024-40911 is a high-severity vulnerability. It was published on July 12, 2024 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

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

wifi: cfg80211: Lock wiphy in cfg80211_get_station

Wiphy should be locked before calling rdev_get_station() (see lockdep

assert in ieee80211_get_station()).

This fixes the following kernel NULL dereference:

Unable to handle kernel NULL pointer dereference at virtual address 0000000000000050

Mem abort info:

ESR = 0x0000000096000006

EC = 0x25: DABT (current EL), IL = 32 bits

SET = 0, FnV = 0

EA = 0, S1PTW = 0

FSC = 0x06: level 2 translation fault

Data abort info:

ISV = 0, ISS = 0x00000006

CM = 0, WnR = 0

user pgtable: 4k pages, 48-bit VAs, pgdp=0000000003001000

[0000000000000050] pgd=0800000002dca003, p4d=0800000002dca003, pud=08000000028e9003, pmd=0000000000000000

Internal error: Oops: 0000000096000006 [#1] SMP

Modules linked in: netconsole dwc3_meson_g12a dwc3_of_simple dwc3 ip_gre gre ath10k_pci ath10k_core ath9k ath9k_common ath9k_hw ath

CPU: 0 PID: 1091 Comm: kworker/u8:0 Not tainted

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/0ccc63958d8373e15a69f4f8069f3e78f7f3898aRefgit.kernel.org/stable/c/43e1eefb0b2094e2281150d87d09e8bc872b9fbaRefgit.kernel.org/stable/c/642f89daa34567d02f312d03e41523a894906daeRefgit.kernel.org/stable/c/6d540b0317901535275020bd4ac44fac6439ca76Refgit.kernel.org/stable/c/dfd84ce41663be9ca3f69bd657c45f49b69344d9Refgit.kernel.org/stable/c/0ccc63958d8373e15a69f4f8069f3e78f7f3898aRefgit.kernel.org/stable/c/43e1eefb0b2094e2281150d87d09e8bc872b9fbaRefgit.kernel.org/stable/c/642f89daa34567d02f312d03e41523a894906daeRefgit.kernel.org/stable/c/6d540b0317901535275020bd4ac44fac6439ca76Refgit.kernel.org/stable/c/dfd84ce41663be9ca3f69bd657c45f49b69344d9

How CyberStrike helps

Frequently asked questions

What is CVE-2024-40911?

CVE-2024-40911 is a high-severity vulnerability. It was published on July 12, 2024 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2024-40911?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2024-40911?

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-2024-40911?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-40911 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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