{"id":"CVE-2026-90298","state":"PUBLISHED","title":"drm/sun4i: tcon: Drop TCON TOP device reference","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/sun4i: tcon: Drop TCON TOP device reference\n\nof_find_device_by_node() takes a device reference. Drop it after mux\nconfiguration succeeds.","publishedAt":"2026-09-17T16:08:23.249Z","updatedAt":"2026-10-19T09:01:16.357Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"31b54c92a49a2b40fcd59b0c8cf346b0b3fb288b","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"3eeb8545d5513defe935ce46a9824512f7a2bbd9","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"b192f08480d63d3f5e46d35c91d4fccd4e703ca7","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"4fa22218c2351621d470d2d2ae4f6a2ac39ada94","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"e6406726ee7f4deb1b9b32c1ad6a147ffd208bec","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"1ca06d47ac40bdcb63e4e528499bf531c6c3231b","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"ae08a67bca7817e37c16c1ec51bce7f2ff9aaf2c","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"8208832a38ff3d2560eb8a77a9d7a2f17d8ebcdc","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/sun4i/sun4i_tcon.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.20","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.20","versionType":"semver"},{"version":"5.10.270","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.221","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","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/sun4i/sun4i_tcon.c"]}],"references":["https://git.kernel.org/stable/c/31b54c92a49a2b40fcd59b0c8cf346b0b3fb288b","https://git.kernel.org/stable/c/3eeb8545d5513defe935ce46a9824512f7a2bbd9","https://git.kernel.org/stable/c/b192f08480d63d3f5e46d35c91d4fccd4e703ca7","https://git.kernel.org/stable/c/4fa22218c2351621d470d2d2ae4f6a2ac39ada94","https://git.kernel.org/stable/c/e6406726ee7f4deb1b9b32c1ad6a147ffd208bec","https://git.kernel.org/stable/c/1ca06d47ac40bdcb63e4e528499bf531c6c3231b","https://git.kernel.org/stable/c/ae08a67bca7817e37c16c1ec51bce7f2ff9aaf2c","https://git.kernel.org/stable/c/8208832a38ff3d2560eb8a77a9d7a2f17d8ebcdc"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/90xxx/CVE-2026-90298.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-90298","state":"PUBLISHED","datePublished":"2026-09-17T16:08:23.249Z","dateUpdated":"2026-10-19T09:01:16.357Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-11T19:38:34.799Z"},"containers":{"cna":{"title":"drm/sun4i: tcon: Drop TCON TOP device reference","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/sun4i: tcon: Drop TCON TOP device reference\n\nof_find_device_by_node() takes a device reference. Drop it after mux\nconfiguration succeeds."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"31b54c92a49a2b40fcd59b0c8cf346b0b3fb288b","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"3eeb8545d5513defe935ce46a9824512f7a2bbd9","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"b192f08480d63d3f5e46d35c91d4fccd4e703ca7","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"4fa22218c2351621d470d2d2ae4f6a2ac39ada94","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"e6406726ee7f4deb1b9b32c1ad6a147ffd208bec","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"1ca06d47ac40bdcb63e4e528499bf531c6c3231b","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"ae08a67bca7817e37c16c1ec51bce7f2ff9aaf2c","versionType":"git"},{"version":"0305189afb323c1bad2be7fe713d556a9b708003","status":"affected","lessThan":"8208832a38ff3d2560eb8a77a9d7a2f17d8ebcdc","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/sun4i/sun4i_tcon.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.20","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.20","versionType":"semver"},{"version":"5.10.270","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.221","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","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/sun4i/sun4i_tcon.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/31b54c92a49a2b40fcd59b0c8cf346b0b3fb288b"},{"url":"https://git.kernel.org/stable/c/3eeb8545d5513defe935ce46a9824512f7a2bbd9"},{"url":"https://git.kernel.org/stable/c/b192f08480d63d3f5e46d35c91d4fccd4e703ca7"},{"url":"https://git.kernel.org/stable/c/4fa22218c2351621d470d2d2ae4f6a2ac39ada94"},{"url":"https://git.kernel.org/stable/c/e6406726ee7f4deb1b9b32c1ad6a147ffd208bec"},{"url":"https://git.kernel.org/stable/c/1ca06d47ac40bdcb63e4e528499bf531c6c3231b"},{"url":"https://git.kernel.org/stable/c/ae08a67bca7817e37c16c1ec51bce7f2ff9aaf2c"},{"url":"https://git.kernel.org/stable/c/8208832a38ff3d2560eb8a77a9d7a2f17d8ebcdc"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:01:16.357Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.10.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.15.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}