CVE-2024-26807 Vulnerability Analysis & Exploit Details

CVE-2024-26807
Vulnerability Scoring

7.8
/10
Very High Risk

Highly exploitable, CVE-2024-26807 poses a critical security risk that could lead to severe breaches.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Local
    Vulnerability requires local system access.
  • Privileges Required: Low
    Some privileges are necessary to exploit the vulnerability.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2024-26807 Details

Status: Modified

Last updated: 🕚 04 Aug 2026, 11:17 UTC
Originally published on: 🕘 04 Apr 2024, 09:15 UTC

Time between publication and last update: 852 days

CVSS Release: version 3

CVSS3 Source

416baaa9-dc9f-4396-8d5f-8c081fb06d67

CVSS3 Type

Secondary

CVSS3 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2024-26807 Vulnerability Summary

CVE-2024-26807: In the Linux kernel, the following vulnerability has been resolved: Both cadence-quadspi ->runtime_suspend() and ->runtime_resume() implementations start with: struct cqspi_st *cqspi = dev_get_drvdata(dev); struct spi_controller *host = dev_get_drvdata(dev); This obviously cannot be correct, unless "struct cqspi_st" is the first member of " struct spi_controller", or the other way around, but it is not the case. "struct spi_controller" is allocated by devm_spi_alloc_host(), which allocates an extra amount of memory for private data, used to store "struct cqspi_st". The ->probe() function of the cadence-quadspi driver then sets the device drvdata to store the address of the "struct cqspi_st" structure. Therefore: struct cqspi_st *cqspi = dev_get_drvdata(dev); is correct, but: struct spi_controller *host = dev_get_drvdata(dev); is not, as it makes "host" point not to a "struct spi_controller" but to the same "struct cqspi_st" structure as above. This obviously leads to bad things (memory corruption, kernel crashes) directly during ->probe(), as ->probe() enables the device using PM runtime, leading the ->runtime_resume() hook being called, which in turns calls spi_controller_resume() with the wrong pointer. This has at least been reported [0] to cause a kernel crash, but the exact behavior will depend on the memory contents. [0] https://lore.kernel.org/all/20240226121803.5a7r5wkpbbowcxgx@dhruva/ This issue potentially affects all platforms that are currently using the cadence-quadspi driver.

Assessing the Risk of CVE-2024-26807

Access Complexity Graph

The exploitability of CVE-2024-26807 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2024-26807

CVE-2024-26807 presents an accessible attack vector with minimal effort required. Restricting access controls and implementing security updates are critical to reducing exploitation risks.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2024-26807, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2024-26807, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: High
    Exploiting CVE-2024-26807 can result in unauthorized access to sensitive data, severely compromising data privacy.
  • Integrity: High
    CVE-2024-26807 could allow unauthorized modifications to data, potentially affecting system reliability and trust.
  • Availability: High
    CVE-2024-26807 can disrupt system operations, potentially causing complete denial of service (DoS).

Exploit Prediction Scoring System (EPSS)

The EPSS score estimates the probability that this vulnerability will be exploited in the near future.

EPSS Score: 0.045% (probability of exploit)

EPSS Percentile: 18.4% (lower percentile = lower relative risk)
This vulnerability is less risky than approximately 81.6% of others.

CVE-2024-26807 References

External References

CWE Common Weakness Enumeration

CWE-787

Vulnerable Configurations

  • cpe:2.3:o:linux:linux_kernel:6.4:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.11:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.12:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.12:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.13:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.13:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.14:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.14:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.15:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.15:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4.16:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4.16:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4:rc3:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4:rc4:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4:rc5:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4:rc6:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4:rc6:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.4:rc7:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.4:rc7:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.11:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.12:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.12:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5.13:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5.13:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5:rc3:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5:rc4:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5:rc5:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5:rc6:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5:rc6:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.5:rc7:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.5:rc7:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.9:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.10:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.11:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.12:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.12:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.13:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.13:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.14:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.14:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.15:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.15:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.16:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.16:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.17:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.17:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.18:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.18:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.19:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.19:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.6.20:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.6.20:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.7:-:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.7:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.7.1:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.7.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.7.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.7.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.7.3:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.7.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.7.4:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.7.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.7.5:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.7.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.7.6:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.7.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.7.7:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.7.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.7.8:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.7.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:4.19.283:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:4.19.283:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.4.243:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.4.243:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.10.180:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.10.180:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:5.15.111:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:5.15.111:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.1.28:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.1.28:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.2.15:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.2.15:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.3.2:*:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.3.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.8:rc6:*:*:*:*:*:*
    cpe:2.3:o:linux:linux_kernel:6.8:rc6:*:*:*:*:*:*

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