{"id":"CVE-2026-53066","state":"PUBLISHED","title":"drm/sun4i: backend: fix error pointer dereference","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/sun4i: backend: fix error pointer dereference\n\nThe function drm_atomic_get_plane_state() can return an error pointer\nand is not checked for it. Add error pointer check.\n\nDetected by Smatch:\ndrivers/gpu/drm/sun4i/sun4i_backend.c:496 sun4i_backend_atomic_check() error:\n'plane_state' dereferencing possible ERR_PTR()","publishedAt":"2026-06-24T16:30:08.824Z","updatedAt":"2026-06-24T16:30:08.824Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"ea51fd96aca01381e8f1ac0c671a57b7619193bb","versionType":"git"},{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"cf615b90a11a39a28e313be5e508e94bcde72016","versionType":"git"},{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"779c2f10743fc021f2f0ebe2b188cadfb973c5e4","versionType":"git"},{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"47038159c559824f4dbfb5b0d87b9b3416663372","versionType":"git"},{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"e9bef62f1bb9fcb38223730657af20f4c6283c16","versionType":"git"},{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"06277983eca4a31d3c2114fa33d99a6e82484b11","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/sun4i/sun4i_backend.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.17","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.141","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.91","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.33","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.10","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","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_backend.c"]}],"references":["https://git.kernel.org/stable/c/ea51fd96aca01381e8f1ac0c671a57b7619193bb","https://git.kernel.org/stable/c/cf615b90a11a39a28e313be5e508e94bcde72016","https://git.kernel.org/stable/c/779c2f10743fc021f2f0ebe2b188cadfb973c5e4","https://git.kernel.org/stable/c/47038159c559824f4dbfb5b0d87b9b3416663372","https://git.kernel.org/stable/c/e9bef62f1bb9fcb38223730657af20f4c6283c16","https://git.kernel.org/stable/c/06277983eca4a31d3c2114fa33d99a6e82484b11"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/53xxx/CVE-2026-53066.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53066","state":"PUBLISHED","datePublished":"2026-06-24T16:30:08.824Z","dateUpdated":"2026-06-24T16:30:08.824Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-06-09T07:44:35.382Z"},"containers":{"cna":{"title":"drm/sun4i: backend: fix error pointer dereference","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/sun4i: backend: fix error pointer dereference\n\nThe function drm_atomic_get_plane_state() can return an error pointer\nand is not checked for it. Add error pointer check.\n\nDetected by Smatch:\ndrivers/gpu/drm/sun4i/sun4i_backend.c:496 sun4i_backend_atomic_check() error:\n'plane_state' dereferencing possible ERR_PTR()"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"ea51fd96aca01381e8f1ac0c671a57b7619193bb","versionType":"git"},{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"cf615b90a11a39a28e313be5e508e94bcde72016","versionType":"git"},{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"779c2f10743fc021f2f0ebe2b188cadfb973c5e4","versionType":"git"},{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"47038159c559824f4dbfb5b0d87b9b3416663372","versionType":"git"},{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"e9bef62f1bb9fcb38223730657af20f4c6283c16","versionType":"git"},{"version":"96180dde23b799272ab2e7d47210c8840799d0d2","status":"affected","lessThan":"06277983eca4a31d3c2114fa33d99a6e82484b11","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/sun4i/sun4i_backend.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.17","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.141","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.91","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.33","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.10","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","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_backend.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/ea51fd96aca01381e8f1ac0c671a57b7619193bb"},{"url":"https://git.kernel.org/stable/c/cf615b90a11a39a28e313be5e508e94bcde72016"},{"url":"https://git.kernel.org/stable/c/779c2f10743fc021f2f0ebe2b188cadfb973c5e4"},{"url":"https://git.kernel.org/stable/c/47038159c559824f4dbfb5b0d87b9b3416663372"},{"url":"https://git.kernel.org/stable/c/e9bef62f1bb9fcb38223730657af20f4c6283c16"},{"url":"https://git.kernel.org/stable/c/06277983eca4a31d3c2114fa33d99a6e82484b11"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-24T16:30:08.824Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.6.141"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.12.91"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.18.33"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"7.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}