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{
"id": "CVE-2024-50214",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-11-09T11:15:06.777",
"lastModified": "2024-11-09T11:15:06.777",
"vulnStatus": "Received",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/connector: hdmi: Fix memory leak in drm_display_mode_from_cea_vic()\n\nmodprobe drm_connector_test and then rmmod drm_connector_test,\nthe following memory leak occurs.\n\nThe `mode` allocated in drm_mode_duplicate() called by\ndrm_display_mode_from_cea_vic() is not freed, which cause the memory leak:\n\n\tunreferenced object 0xffffff80cb0ee400 (size 128):\n\t comm \"kunit_try_catch\", pid 1948, jiffies 4294950339\n\t hex dump (first 32 bytes):\n\t 14 44 02 00 80 07 d8 07 04 08 98 08 00 00 38 04 .D............8.\n\t 3c 04 41 04 65 04 00 00 05 00 00 00 00 00 00 00 <.A.e...........\n\t backtrace (crc 90e9585c):\n\t [<00000000ec42e3d7>] kmemleak_alloc+0x34/0x40\n\t [<00000000d0ef055a>] __kmalloc_cache_noprof+0x26c/0x2f4\n\t [<00000000c2062161>] drm_mode_duplicate+0x44/0x19c\n\t [<00000000f96c74aa>] drm_display_mode_from_cea_vic+0x88/0x98\n\t [<00000000d8f2c8b4>] 0xffffffdc982a4868\n\t [<000000005d164dbc>] kunit_try_run_case+0x13c/0x3ac\n\t [<000000006fb23398>] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t [<000000006ea56ca0>] kthread+0x2e8/0x374\n\t [<000000000676063f>] ret_from_fork+0x10/0x20\n\t......\n\nFree `mode` by using drm_kunit_display_mode_from_cea_vic()\nto fix it."
}
],
"metrics": {},
"references": [
{
"url": "https://git.kernel.org/stable/c/926163342a2e7595d950e84c17c693b1272bd491",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/df2b00685cd33cd85be8910c7d6d22c4ebbf18bb",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
]
}