kernel: drm/vkms: Avoid reading beyond LUT array

An array read overflow vulnerability was found in drivers/gpu/drm/vkms/vkmscomposer.c in the Linux kernel. This issue may lead to a crash...

CVE-2023-52649

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CVE-2023-52649

In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Avoid reading beyond LUT array When the floor LUT index drmfixp2intlutindex is the last index of the array the ceil LUT index will point to an entry beyond the array. Make sure we guard against it and use the value of t...

CVE-2023-52649 drm/vkms: Avoid reading beyond LUT array

In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Avoid reading beyond LUT array When the floor LUT index drmfixp2intlutindex is the last index of the array the ceil LUT index will point to an entry beyond the array. Make sure we guard against it and use the value of t...

CVE-2023-52649

CVE-2023-52649 refers to a Linux kernel issue where the DRM VKMS LUT reading could read beyond the LUT array when lut_index points to the last floor entry. The fix guards against the ceil LUT index reading past the end by using the floor LUT index value, preventing an out-of-bounds access. Public...

CVE-2023-52649 drm/vkms: Avoid reading beyond LUT array

In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Avoid reading beyond LUT array When the floor LUT index drmfixp2intlutindex is the last index of the array the ceil LUT index will point to an entry beyond the array. Make sure we guard against it and use the value of t...