NULL but dereferenced coccicheck error in drm/omap package
Summary
GSD-2022-1002802: drm/omap: fix NULL but dereferenced coccicheck error. Affects Kernel versions >= e02b5cc9e898ad6f223a69df63397beae60390ff, < 08d9a75eab594ca508a440db7c73064498d26687. No fix is published. How to fix ↓
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Background
The drm/omap package is a component of the Linux Kernel that provides support for display controllers found in OMAP SoCs. It enables the rendering and management of graphics on devices using OMAP processors. The package is critical for proper display functionality on OMAP-based devices.
Vulnerability Detail
The vulnerability in the drm/omap package involves a NULL but dereferenced coccicheck error. This error occurs when a NULL pointer is mistakenly accessed, leading to a potential system crash or privilege escalation. An attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service. The vulnerability was introduced in Linux Kernel version v5.17 and was fixed in version v5.18.3.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
The NULL but dereferenced coccicheck error in the drm/omap package of the Linux Kernel can lead to system crashes or privilege escalation. It is crucial to update the Linux Kernel to version v5.18.3 or later to mitigate this vulnerability. Users can also utilize the Vulert Playground at https://vulert.com/scanner to check if their system is affected and seek additional support from DevNack.com for remediation.
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FAQ
The vulnerability could potentially allow an attacker to execute arbitrary code or cause a denial of service on systems using OMAP processors.
You can use the Vulert Playground at Vulert Scanner to check if your system is affected by this vulnerability. Simply upload your package-lock.json file and Vulert will analyze it for any open-source vulnerabilities, including this one.
At the time of this report, there are no known exploits for this vulnerability. However, it is important to apply the fix as soon as possible to mitigate any potential risks.
Yes, this vulnerability can be exploited remotely if the affected system is accessible over a network. It is crucial to update the Linux Kernel to the fixed version to prevent any potential remote attacks.
For further support on vulnerability remediation, you can reach out to info@devnack.com. They can provide guidance and assistance in addressing this vulnerability.
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