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{
"id": "CVE-2023-52586",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-03-06T07:15:07.443",
"lastModified": "2024-11-21T08:40:07.803",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/dpu: Add mutex lock in control vblank irq\n\nAdd a mutex lock to control vblank irq to synchronize vblank\nenable/disable operations happening from different threads to prevent\nrace conditions while registering/unregistering the vblank irq callback.\n\nv4: -Removed vblank_ctl_lock from dpu_encoder_virt, so it is only a\n parameter of dpu_encoder_phys.\n -Switch from atomic refcnt to a simple int counter as mutex has\n now been added\nv3: Mistakenly did not change wording in last version. It is done now.\nv2: Slightly changed wording of commit message\n\nPatchwork: https://patchwork.freedesktop.org/patch/571854/"
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/msm/dpu: agregue un bloqueo mutex en el control vblank irq. Agregue un bloqueo mutex para controlar vblank irq para sincronizar las operaciones de activaci\u00f3n/desactivaci\u00f3n de vblank que ocurren desde diferentes subprocesos para evitar condiciones de ejecuci\u00f3n durante el registro. /anular el registro de la devoluci\u00f3n de llamada vblank irq. v4: -Se elimin\u00f3 vblank_ctl_lock de dpu_encoder_virt, por lo que es solo un par\u00e1metro de dpu_encoder_phys. -Cambiar de refcnt at\u00f3mico a un contador int simple ya que ahora se ha agregado mutex v3: por error no cambi\u00f3 la redacci\u00f3n en la \u00faltima versi\u00f3n. Ya est\u00e1 hecho. v2: redacci\u00f3n ligeramente modificada del mensaje de confirmaci\u00f3n Patchwork: https://patchwork.freedesktop.org/patch/571854/"
}
],
"metrics": {},
"references": [
{
"url": "https://git.kernel.org/stable/c/14f109bf74dd67e1d0469fed859c8e506b0df53f",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/45284ff733e4caf6c118aae5131eb7e7cf3eea5a",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/14f109bf74dd67e1d0469fed859c8e506b0df53f",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://git.kernel.org/stable/c/45284ff733e4caf6c118aae5131eb7e7cf3eea5a",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
]
}