{"id":"CVE-2024-50213","summary":"drm/tests: hdmi: Fix memory leaks in drm_display_mode_from_cea_vic()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/tests: hdmi: Fix memory leaks in drm_display_mode_from_cea_vic()\n\nmodprobe drm_hdmi_state_helper_test and then rmmod it, the following\nmemory 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 0xffffff80ccd18100 (size 128):\n\t  comm \"kunit_try_catch\", pid 1851, jiffies 4295059695\n\t  hex dump (first 32 bytes):\n\t    57 62 00 00 80 02 90 02 f0 02 20 03 00 00 e0 01  Wb........ .....\n\t    ea 01 ec 01 0d 02 00 00 0a 00 00 00 00 00 00 00  ................\n\t  backtrace (crc c2f1aa95):\n\t    [\u003c000000000f10b11b\u003e] kmemleak_alloc+0x34/0x40\n\t    [\u003c000000001cd4cf73\u003e] __kmalloc_cache_noprof+0x26c/0x2f4\n\t    [\u003c00000000f1f3cffa\u003e] drm_mode_duplicate+0x44/0x19c\n\t    [\u003c000000008cbeef13\u003e] drm_display_mode_from_cea_vic+0x88/0x98\n\t    [\u003c0000000019daaacf\u003e] 0xffffffedc11ae69c\n\t    [\u003c000000000aad0f85\u003e] kunit_try_run_case+0x13c/0x3ac\n\t    [\u003c00000000a9210bac\u003e] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t    [\u003c000000000a0b2e9e\u003e] kthread+0x2e8/0x374\n\t    [\u003c00000000bd668858\u003e] ret_from_fork+0x10/0x20\n\t......\n\nFree `mode` by using drm_kunit_display_mode_from_cea_vic()\nto fix it.","modified":"2026-03-20T12:39:38.569903Z","published":"2024-11-09T10:14:25.218Z","related":["USN-7276-1","USN-7277-1","openSUSE-SU-2024:14500-1","openSUSE-SU-2025:14705-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50213.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/3bc3fae8a0f22e0e713729b50e2111f6a8c64724"},{"type":"WEB","url":"https://git.kernel.org/stable/c/add4163aca0d4a86e9fe4aa513865e4237db8aef"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50213.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50213"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"4af70f19e55904147c0515ff874204a5306ac807"},{"fixed":"3bc3fae8a0f22e0e713729b50e2111f6a8c64724"},{"fixed":"add4163aca0d4a86e9fe4aa513865e4237db8aef"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-50213.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}