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nvd-json-data-feeds/CVE-2024/CVE-2024-579xx/CVE-2024-57926.json
cad-safe-bot 88b27759b0 Auto-Update: 2025-02-11T17:00:39.169637+00:00
2025-02-11 17:04:06 +00:00

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{
"id": "CVE-2024-57926",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2025-01-19T12:15:26.713",
"lastModified": "2025-02-11T16:15:49.340",
"vulnStatus": "Modified",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/mediatek: Set private->all_drm_private[i]->drm to NULL if mtk_drm_bind returns err\n\nThe pointer need to be set to NULL, otherwise KASAN complains about\nuse-after-free. Because in mtk_drm_bind, all private's drm are set\nas follows.\n\nprivate->all_drm_private[i]->drm = drm;\n\nAnd drm will be released by drm_dev_put in case mtk_drm_kms_init returns\nfailure. However, the shutdown path still accesses the previous allocated\nmemory in drm_atomic_helper_shutdown.\n\n[ 84.874820] watchdog: watchdog0: watchdog did not stop!\n[ 86.512054] ==================================================================\n[ 86.513162] BUG: KASAN: use-after-free in drm_atomic_helper_shutdown+0x33c/0x378\n[ 86.514258] Read of size 8 at addr ffff0000d46fc068 by task shutdown/1\n[ 86.515213]\n[ 86.515455] CPU: 1 UID: 0 PID: 1 Comm: shutdown Not tainted 6.13.0-rc1-mtk+gfa1a78e5d24b-dirty #55\n[ 86.516752] Hardware name: Unknown Product/Unknown Product, BIOS 2022.10 10/01/2022\n[ 86.517960] Call trace:\n[ 86.518333] show_stack+0x20/0x38 (C)\n[ 86.518891] dump_stack_lvl+0x90/0xd0\n[ 86.519443] print_report+0xf8/0x5b0\n[ 86.519985] kasan_report+0xb4/0x100\n[ 86.520526] __asan_report_load8_noabort+0x20/0x30\n[ 86.521240] drm_atomic_helper_shutdown+0x33c/0x378\n[ 86.521966] mtk_drm_shutdown+0x54/0x80\n[ 86.522546] platform_shutdown+0x64/0x90\n[ 86.523137] device_shutdown+0x260/0x5b8\n[ 86.523728] kernel_restart+0x78/0xf0\n[ 86.524282] __do_sys_reboot+0x258/0x2f0\n[ 86.524871] __arm64_sys_reboot+0x90/0xd8\n[ 86.525473] invoke_syscall+0x74/0x268\n[ 86.526041] el0_svc_common.constprop.0+0xb0/0x240\n[ 86.526751] do_el0_svc+0x4c/0x70\n[ 86.527251] el0_svc+0x4c/0xc0\n[ 86.527719] el0t_64_sync_handler+0x144/0x168\n[ 86.528367] el0t_64_sync+0x198/0x1a0\n[ 86.528920]\n[ 86.529157] The buggy address belongs to the physical page:\n[ 86.529972] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff0000d46fd4d0 pfn:0x1146fc\n[ 86.531319] flags: 0xbfffc0000000000(node=0|zone=2|lastcpupid=0xffff)\n[ 86.532267] raw: 0bfffc0000000000 0000000000000000 dead000000000122 0000000000000000\n[ 86.533390] raw: ffff0000d46fd4d0 0000000000000000 00000000ffffffff 0000000000000000\n[ 86.534511] page dumped because: kasan: bad access detected\n[ 86.535323]\n[ 86.535559] Memory state around the buggy address:\n[ 86.536265] ffff0000d46fbf00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff\n[ 86.537314] ffff0000d46fbf80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff\n[ 86.538363] >ffff0000d46fc000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff\n[ 86.544733] ^\n[ 86.551057] ffff0000d46fc080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff\n[ 86.557510] ffff0000d46fc100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff\n[ 86.563928] ==================================================================\n[ 86.571093] Disabling lock debugging due to kernel taint\n[ 86.577642] Unable to handle kernel paging request at virtual address e0e9c0920000000b\n[ 86.581834] KASAN: maybe wild-memory-access in range [0x0752049000000058-0x075204900000005f]\n..."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/mediatek: Establecer private->all_drm_private[i]->drm en NULL si mtk_drm_bind devuelve err El puntero debe establecerse en NULL, de lo contrario KASAN se queja de use-after-free. Porque en mtk_drm_bind, todos los drm de private se establecen de la siguiente manera. private->all_drm_private[i]->drm = drm; Y drm ser\u00e1 liberado por drm_dev_put en caso de que mtk_drm_kms_init devuelva un error. Sin embargo, la ruta de apagado a\u00fan accede a la memoria asignada previamente en drm_atomic_helper_shutdown. [ 84.874820] watchdog: watchdog0: \u00a1watchdog no se detuvo! [ 86.512054] ======================================================================= [ 86.513162] ERROR: KASAN: use-after-free en drm_atomic_helper_shutdown+0x33c/0x378 [ 86.514258] Lectura de tama\u00f1o 8 en la direcci\u00f3n ffff0000d46fc068 por la tarea shutdown/1 [ 86.515213] [ 86.515455] CPU: 1 UID: 0 PID: 1 Comm: shutdown No contaminado 6.13.0-rc1-mtk+gfa1a78e5d24b-dirty #55 [ 86.516752] Nombre del hardware: Producto desconocido/Producto desconocido, BIOS 2022.10 10/01/2022 [ 86.517960] Rastreo de llamadas: [ 86.518333] show_stack+0x20/0x38 (C) [ 86.518891] dump_stack_lvl+0x90/0xd0 [ 86.519443] print_report+0xf8/0x5b0 [ 86.519985] kasan_report+0xb4/0x100 [ 86.520526] __asan_report_load8_noabort+0x20/0x30 [ 86.521240] drm_atomic_helper_shutdown+0x33c/0x378 [ 86.521966] apagado_drm_mtk+0x54/0x80 [ 86.522546] apagado_plataforma+0x64/0x90 [ 86.523137] apagado_dispositivo+0x260/0x5b8 [ 86.523728] reinicio_n\u00facleo+0x78/0xf0 [ 86.524282] __do_sys_reboot+0x258/0x2f0 [ 86.524871] __arm64_sys_reboot+0x90/0xd8 [ 86.525473] invocar_syscall+0x74/0x268 [ 86.526041] el0_svc_common.constprop.0+0xb0/0x240 [ 86.526751] do_el0_svc+0x4c/0x70 [ 86.527251] el0_svc+0x4c/0xc0 [ 86.527719] el0t_64_sync_handler+0x144/0x168 [ 86.528367] el0t_64_sync+0x198/0x1a0 [ 86.528920] [ 86.529157] La direcci\u00f3n con errores pertenece a la p\u00e1gina f\u00edsica: [ 86.529972] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff0000d46fd4d0 pfn:0x1146fc [86.531319] indicadores: 0xbfffc0000000000(node=0|zone=2|lastcpupid=0xffff) [86.532267] sin procesar: 0bfffc0000000000 0000000000000000 dead000000000122 0000000000000000 [86.533390] sin procesar: ffff0000d46fd4d0 000000000000000 00000000ffffffff 0000000000000000 [86.534511] p\u00e1gina volcada porque: kasan: se detect\u00f3 un acceso incorrecto [ 86.535323] [ 86.535559] Estado de la memoria alrededor de la direcci\u00f3n con errores: [ 86.536265] ffff0000d46fbf00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 86.537314] ffff0000d46fbf80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 86.538363] >ffff0000d46fc000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 86.544733] ^ [ 86.551057] ffff0000d46fc080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 86.557510] ffff0000d46fc100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 86.563928] ===================================================================== [ 86.571093] Deshabilitando la depuraci\u00f3n de bloqueo debido a una corrupci\u00f3n del kernel [ 86.577642] No se puede gestionar la solicitud de paginaci\u00f3n del kernel en la direcci\u00f3n virtual e0e9c0920000000b [ 86.581834] KASAN: tal vez acceso a memoria salvaje en el rango [0x0752049000000058-0x075204900000005f] ..."
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
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