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{
"id": "CVE-2024-49909",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-10-21T18:15:13.357",
"lastModified": "2024-10-23T15:13:25.583",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Add NULL check for function pointer in dcn32_set_output_transfer_func\n\nThis commit adds a null check for the set_output_gamma function pointer\nin the dcn32_set_output_transfer_func function. Previously,\nset_output_gamma was being checked for null, but then it was being\ndereferenced without any null check. This could lead to a null pointer\ndereference if set_output_gamma is null.\n\nTo fix this, we now ensure that set_output_gamma is not null before\ndereferencing it. We do this by adding a null check for set_output_gamma\nbefore the call to set_output_gamma."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amd/display: Agregar comprobaci\u00f3n NULL para el puntero de funci\u00f3n en dcn32_set_output_transfer_func Esta confirmaci\u00f3n agrega una comprobaci\u00f3n NULL para el puntero de funci\u00f3n set_output_gamma en la funci\u00f3n dcn32_set_output_transfer_func. Anteriormente, se estaba comprobando que set_output_gamma no fuera nulo, pero luego se estaba desreferenciando sin ninguna comprobaci\u00f3n NULL. Esto podr\u00eda provocar una desreferencia de puntero nulo si set_output_gamma es nulo. Para solucionar esto, ahora nos aseguramos de que set_output_gamma no sea nulo antes de desreferenciarlo. Para ello, agregamos una comprobaci\u00f3n NULL para set_output_gamma antes de la llamada a set_output_gamma."
}
],
"metrics": {},
"references": [
{
"url": "https://git.kernel.org/stable/c/28574b08c70e56d34d6f6379326a860b96749051",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/496486950c3d2aebf46a3be300296ac091da7a2d",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/5298270bdabe97be5b8236e544c9e936415fe1f2",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
]
}