{"id":"CVE-2024-47704","summary":"drm/amd/display: Check link_res-\u003ehpo_dp_link_enc before using it","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Check link_res-\u003ehpo_dp_link_enc before using it\n\n[WHAT & HOW]\nFunctions dp_enable_link_phy and dp_disable_link_phy can pass link_res\nwithout initializing hpo_dp_link_enc and it is necessary to check for\nnull before dereferencing.\n\nThis fixes 2 FORWARD_NULL issues reported by Coverity.","modified":"2026-03-20T12:38:05.213940Z","published":"2024-10-21T11:53:39.381Z","related":["MGASA-2024-0344","MGASA-2024-0345","SUSE-SU-2024:3983-1","SUSE-SU-2024:3984-1","SUSE-SU-2024:3985-1","SUSE-SU-2024:3986-1","SUSE-SU-2024:4318-1","SUSE-SU-2024:4364-1","SUSE-SU-2024:4387-1","SUSE-SU-2025:20163-1","SUSE-SU-2025:20164-1","SUSE-SU-2025:20246-1","SUSE-SU-2025:20247-1","USN-7276-1","USN-7277-1","openSUSE-SU-2024:14500-1","openSUSE-SU-2025:14705-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/47xxx/CVE-2024-47704.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0508a4e95ac1aefd851ceb97ea050d8abb93262c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/0beca868cde8742240cd0038141c30482d2b7eb8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/530e29452b955c30cf2102fa4d07420dc6e0c953"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8c22a62288194f072eb3a51045b700fce1c18d9e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/be2ca7a2c1561390d28bf2f92654d819659ba510"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/47xxx/CVE-2024-47704.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-47704"},{"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":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c"},{"fixed":"8c22a62288194f072eb3a51045b700fce1c18d9e"},{"fixed":"be2ca7a2c1561390d28bf2f92654d819659ba510"},{"fixed":"530e29452b955c30cf2102fa4d07420dc6e0c953"},{"fixed":"0508a4e95ac1aefd851ceb97ea050d8abb93262c"},{"fixed":"0beca868cde8742240cd0038141c30482d2b7eb8"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-47704.json"}}],"schema_version":"1.7.5"}