CVE-2023-52861: drm: bridge: it66121: Fix invalid connector dereference
First published: Tue May 21 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: drm: bridge: it66121: Fix invalid connector dereference Fix the NULL pointer dereference when no monitor is connected, and the sound card is opened from userspace. Instead return an empty buffer (of zeroes) as the EDID information to the sound framework if there is no connector attached.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | ||
| Linux Kernel | >=5.19<6.1.63 | |
| Linux Kernel | >=6.2<6.5.12 | |
| Linux Kernel | >=6.6<6.6.2 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2023-52861?
CVE-2023-52861 has a medium severity rating due to potential risks related to NULL pointer dereferencing.
How do I fix CVE-2023-52861?
To fix CVE-2023-52861, update your Linux kernel to the latest stable version that includes the patch for this vulnerability.
What impact does CVE-2023-52861 have on Linux systems?
CVE-2023-52861 can cause a NULL pointer dereference, potentially leading to system crashes when no monitor is connected.
Which versions of the Linux Kernel are affected by CVE-2023-52861?
CVE-2023-52861 affects specific versions of the Linux kernel prior to the application of the appropriate security patch.
Is CVE-2023-52861 exploitable remotely?
CVE-2023-52861 is not considered a remote exploitation vulnerability, as it requires local access to the system.
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