{"id":"CVE-2026-43300","state":"PUBLISHED","title":"drm/panel: Fix a possible null-pointer dereference in jdi_panel_dsi_remove()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/panel: Fix a possible null-pointer dereference in jdi_panel_dsi_remove()\n\nIn jdi_panel_dsi_remove(), jdi is explicitly checked, indicating that it\nmay be NULL:\n\n  if (!jdi)\n    mipi_dsi_detach(dsi);\n\nHowever, when jdi is NULL, the function does not return and continues by\ncalling jdi_panel_disable():\n\n  err = jdi_panel_disable(&jdi->base);\n\nInside jdi_panel_disable(), jdi is dereferenced unconditionally, which can\nlead to a NULL-pointer dereference:\n\n  struct jdi_panel *jdi = to_panel_jdi(panel);\n  backlight_disable(jdi->backlight);\n\nTo prevent such a potential NULL-pointer dereference, return early from\njdi_panel_dsi_remove() when jdi is NULL.","publishedAt":"2026-05-08T13:11:21.530Z","updatedAt":"2026-05-11T22:21:53.416Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"25205087df1ffe06ccea9302944ed1f77dc68c6f","status":"affected","lessThan":"ec2f37bbb733cdd7ed7d04171fca728a532414d5","versionType":"git"},{"version":"25205087df1ffe06ccea9302944ed1f77dc68c6f","status":"affected","lessThan":"2f5427d8726b22b807beec248d7d6bf88e291e0b","versionType":"git"},{"version":"25205087df1ffe06ccea9302944ed1f77dc68c6f","status":"affected","lessThan":"83ce0085fabf757b039322928188ad78e962d609","versionType":"git"},{"version":"25205087df1ffe06ccea9302944ed1f77dc68c6f","status":"affected","lessThan":"95eed73b871111123a8b1d31cb1fce7e902e49ea","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.7","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.7","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.16","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","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/panel/panel-jdi-lpm102a188a.c"]}],"references":["https://git.kernel.org/stable/c/ec2f37bbb733cdd7ed7d04171fca728a532414d5","https://git.kernel.org/stable/c/2f5427d8726b22b807beec248d7d6bf88e291e0b","https://git.kernel.org/stable/c/83ce0085fabf757b039322928188ad78e962d609","https://git.kernel.org/stable/c/95eed73b871111123a8b1d31cb1fce7e902e49ea"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43300.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43300","state":"PUBLISHED","datePublished":"2026-05-08T13:11:21.530Z","dateUpdated":"2026-05-11T22:21:53.416Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:56.000Z"},"containers":{"cna":{"title":"drm/panel: Fix a possible null-pointer dereference in jdi_panel_dsi_remove()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/panel: Fix a possible null-pointer dereference in jdi_panel_dsi_remove()\n\nIn jdi_panel_dsi_remove(), jdi is explicitly checked, indicating that it\nmay be NULL:\n\n  if (!jdi)\n    mipi_dsi_detach(dsi);\n\nHowever, when jdi is NULL, the function does not return and continues by\ncalling jdi_panel_disable():\n\n  err = jdi_panel_disable(&jdi->base);\n\nInside jdi_panel_disable(), jdi is dereferenced unconditionally, which can\nlead to a NULL-pointer dereference:\n\n  struct jdi_panel *jdi = to_panel_jdi(panel);\n  backlight_disable(jdi->backlight);\n\nTo prevent such a potential NULL-pointer dereference, return early from\njdi_panel_dsi_remove() when jdi is NULL."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"25205087df1ffe06ccea9302944ed1f77dc68c6f","status":"affected","lessThan":"ec2f37bbb733cdd7ed7d04171fca728a532414d5","versionType":"git"},{"version":"25205087df1ffe06ccea9302944ed1f77dc68c6f","status":"affected","lessThan":"2f5427d8726b22b807beec248d7d6bf88e291e0b","versionType":"git"},{"version":"25205087df1ffe06ccea9302944ed1f77dc68c6f","status":"affected","lessThan":"83ce0085fabf757b039322928188ad78e962d609","versionType":"git"},{"version":"25205087df1ffe06ccea9302944ed1f77dc68c6f","status":"affected","lessThan":"95eed73b871111123a8b1d31cb1fce7e902e49ea","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.7","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.7","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.16","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","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/panel/panel-jdi-lpm102a188a.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/ec2f37bbb733cdd7ed7d04171fca728a532414d5"},{"url":"https://git.kernel.org/stable/c/2f5427d8726b22b807beec248d7d6bf88e291e0b"},{"url":"https://git.kernel.org/stable/c/83ce0085fabf757b039322928188ad78e962d609"},{"url":"https://git.kernel.org/stable/c/95eed73b871111123a8b1d31cb1fce7e902e49ea"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:21:53.416Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.18.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}