{"id":"CVE-2023-54018","state":"PUBLISHED","title":"drm/msm/hdmi: Add missing check for alloc_ordered_workqueue","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/hdmi: Add missing check for alloc_ordered_workqueue\n\nAdd check for the return value of alloc_ordered_workqueue as it may return\nNULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and\n`hdmi_hpd.c`.\n\nPatchwork: https://patchwork.freedesktop.org/patch/517211/","publishedAt":"2025-12-24T10:55:49.081Z","updatedAt":"2026-05-11T19:53:42.124Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c6a57a50ad562a2e6fc6ac3218b710caea73a58b","status":"affected","lessThan":"b479485b24da1d572a0ce875537af31b02d2f915","versionType":"git"},{"version":"c6a57a50ad562a2e6fc6ac3218b710caea73a58b","status":"affected","lessThan":"392f7eb3946ab3780b931af723033e19f82c9134","versionType":"git"},{"version":"c6a57a50ad562a2e6fc6ac3218b710caea73a58b","status":"affected","lessThan":"fc34608fa275fe6b3b17e171b63b8ca3aa1cbf09","versionType":"git"},{"version":"c6a57a50ad562a2e6fc6ac3218b710caea73a58b","status":"affected","lessThan":"1bab31a0969ca4ac90907a5d3b44af104229eafd","versionType":"git"},{"version":"c6a57a50ad562a2e6fc6ac3218b710caea73a58b","status":"affected","lessThan":"9a01ecc312e764ec4527ad49105a3ca799f1860c","versionType":"git"},{"version":"c6a57a50ad562a2e6fc6ac3218b710caea73a58b","status":"affected","lessThan":"e55f93d674314f2fb69eba0dc24acfdf72805611","versionType":"git"},{"version":"c6a57a50ad562a2e6fc6ac3218b710caea73a58b","status":"affected","lessThan":"ae5ca116a0c0ba9fc4123b1f1ec3c4f4d0d01b3f","versionType":"git"},{"version":"c6a57a50ad562a2e6fc6ac3218b710caea73a58b","status":"affected","lessThan":"afe4cb96153a0d8003e4e4ebd91b5c543e10df84","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/msm/hdmi/hdmi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.3","versionType":"semver"},{"version":"4.14.308","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.276","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.235","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.173","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.99","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.16","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.3","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/msm/hdmi/hdmi.c"]}],"references":["https://git.kernel.org/stable/c/b479485b24da1d572a0ce875537af31b02d2f915","https://git.kernel.org/stable/c/392f7eb3946ab3780b931af723033e19f82c9134","https://git.kernel.org/stable/c/fc34608fa275fe6b3b17e171b63b8ca3aa1cbf09","https://git.kernel.org/stable/c/1bab31a0969ca4ac90907a5d3b44af104229eafd","https://git.kernel.org/stable/c/9a01ecc312e764ec4527ad49105a3ca799f1860c","https://git.kernel.org/stable/c/e55f93d674314f2fb69eba0dc24acfdf72805611","https://git.kernel.org/stable/c/ae5ca116a0c0ba9fc4123b1f1ec3c4f4d0d01b3f","https://git.kernel.org/stable/c/afe4cb96153a0d8003e4e4ebd91b5c543e10df84"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:42.242Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/54xxx/CVE-2023-54018.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-54018","state":"PUBLISHED","datePublished":"2025-12-24T10:55:49.081Z","dateUpdated":"2026-05-11T19:53:42.124Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-24T10:53:46.179Z"},"containers":{"cna":{"title":"drm/msm/hdmi: Add missing check for alloc_ordered_workqueue","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/hdmi: Add missing check for alloc_ordered_workqueue\n\nAdd check for the return value of alloc_ordered_workqueue as it may return\nNULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and\n`hdmi_hpd.c`.\n\nPatchwork: 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