CVE-2014-4323

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-12-12 · updated 2026-06-17
Weakness: CWE-20

Description

The mdp_lut_hw_update function in drivers/video/msm/mdp.c in the MDP display driver for the Linux kernel 3.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, does not validate certain start and length values within an ioctl call, which allows attackers to gain privileges via a crafted application.

Affected products

Linux kernel: from 3.0.0 through 3.16.1

References

https://www.codeaurora.org/projects/security-advisories/improper-input-validation-mdp-driver-when-processing-color-maps
https://www.codeaurora.org/projects/security-advisories/improper-input-validation-mdp-driver-when-processing-color-maps

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