mirror of
https://github.com/fkie-cad/nvd-json-data-feeds.git
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29 lines
4.0 KiB
JSON
29 lines
4.0 KiB
JSON
{
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"id": "CVE-2024-57926",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2025-01-19T12:15:26.713",
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"lastModified": "2025-01-19T12:15:26.713",
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"vulnStatus": "Received",
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"cveTags": [],
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"descriptions": [
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{
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"lang": "en",
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"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..."
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}
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],
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"metrics": {},
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/078b2ff7da200b7532398e668eef723ad40fb516",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/36684e9d88a2e2401ae26715a2e217cb4295cea7",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/7083b93e9755d60f0c2bcaa9d064308108280534",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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}
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]
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} |