CVE-2014-4323 Privilege escalation in n/a

What is CVE-2014-4323?

CVE-2014-4323 is a high-severity vulnerability in Linux kernel, published on 12 Dec 2014. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-20

Which versions are affected by CVE-2014-4323?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2014-4323?

No fix has been published for CVE-2014-4323 yet. Limit exposure of the affected software until one is available.

Is CVE-2014-4323 being exploited?

There is no known exploitation of CVE-2014-4323 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-pp3v-3h95-wqgh, UBUNTU-CVE-2014-4323.