{"api_version":"1","generated_at":"2026-11-03T20:05:05+00:00","cve":"CVE-2026-93249","urls":{"html":"https://cve.report/CVE-2026-93249","api":"https://cve.report/api/cve/CVE-2026-93249.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-93249","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-93249"},"summary":{"title":"spi: amlogic-spisg: Make sure clk_init_data is fully initialized","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: amlogic-spisg: Make sure clk_init_data is fully initialized\n\nThe clk_init_data structure contains several mutually-exclusive members\nfor different methods to specify the possible parents of a clock,\nprompting drivers to initialize only the members they need.  However,\nnot initializing all members may cause subtle issues, which are only\nexposed when CONFIG_INIT_STACK_ALL_PATTERN or CONFIG_INIT_STACK_NONE is\nenabled.\n\naml_spisg_clk_init() fills in init.parent_data, and assumes that\ninit.parent_names is NULL.  However, the latter in uninitialized, and\nthus may cause a crash.\n\nMake sure all members are fully initialized, to fix such bugs, and to\navoid future breakage when converting drivers to a different method for\nspecifying the parents.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-24 16:17:21","updated_at":"2026-10-19 10:17:16"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/bfce0f324efaa605e606cbb3f0bdb8fe5c910c11","name":"https://git.kernel.org/stable/c/bfce0f324efaa605e606cbb3f0bdb8fe5c910c11","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5969a3df8361a0e20379a308c2313d3e263123de","name":"https://git.kernel.org/stable/c/5969a3df8361a0e20379a308c2313d3e263123de","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b2702908ee23ef31bfcf241a2e07ace0eb76bd71","name":"https://git.kernel.org/stable/c/b2702908ee23ef31bfcf241a2e07ace0eb76bd71","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-93249","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93249","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cef9991e04aed3305c61c392e880f6e01a0c2ea4 bfce0f324efaa605e606cbb3f0bdb8fe5c910c11 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cef9991e04aed3305c61c392e880f6e01a0c2ea4 5969a3df8361a0e20379a308c2313d3e263123de git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cef9991e04aed3305c61c392e880f6e01a0c2ea4 b2702908ee23ef31bfcf241a2e07ace0eb76bd71 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.17","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.17 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.52 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.6 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/spi/spi-amlogic-spisg.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"bfce0f324efaa605e606cbb3f0bdb8fe5c910c11","status":"affected","version":"cef9991e04aed3305c61c392e880f6e01a0c2ea4","versionType":"git"},{"lessThan":"5969a3df8361a0e20379a308c2313d3e263123de","status":"affected","version":"cef9991e04aed3305c61c392e880f6e01a0c2ea4","versionType":"git"},{"lessThan":"b2702908ee23ef31bfcf241a2e07ace0eb76bd71","status":"affected","version":"cef9991e04aed3305c61c392e880f6e01a0c2ea4","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/spi/spi-amlogic-spisg.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.17"},{"lessThan":"6.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.52","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.52","versionStartIncluding":"6.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.6","versionStartIncluding":"6.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"6.17","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: amlogic-spisg: Make sure clk_init_data is fully initialized\n\nThe clk_init_data structure contains several mutually-exclusive members\nfor different methods to specify the possible parents of a clock,\nprompting drivers to initialize only the members they need.  However,\nnot initializing all members may cause subtle issues, which are only\nexposed when CONFIG_INIT_STACK_ALL_PATTERN or CONFIG_INIT_STACK_NONE is\nenabled.\n\naml_spisg_clk_init() fills in init.parent_data, and assumes that\ninit.parent_names is NULL.  However, the latter in uninitialized, and\nthus may cause a crash.\n\nMake sure all members are fully initialized, to fix such bugs, and to\navoid future breakage when converting drivers to a different method for\nspecifying the parents."}],"providerMetadata":{"dateUpdated":"2026-10-19T09:08:02.994Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/bfce0f324efaa605e606cbb3f0bdb8fe5c910c11"},{"url":"https://git.kernel.org/stable/c/5969a3df8361a0e20379a308c2313d3e263123de"},{"url":"https://git.kernel.org/stable/c/b2702908ee23ef31bfcf241a2e07ace0eb76bd71"}],"title":"spi: amlogic-spisg: Make sure clk_init_data is fully initialized","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-93249","datePublished":"2026-09-24T15:51:14.111Z","dateReserved":"2026-09-17T16:02:15.096Z","dateUpdated":"2026-10-19T09:08:02.994Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-24 16:17:21","lastModifiedDate":"2026-10-19 10:17:16","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"93249","Ordinal":"1","Title":"spi: amlogic-spisg: Make sure clk_init_data is fully initialized","CVE":"CVE-2026-93249","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"93249","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: amlogic-spisg: Make sure clk_init_data is fully initialized\n\nThe clk_init_data structure contains several mutually-exclusive members\nfor different methods to specify the possible parents of a clock,\nprompting drivers to initialize only the members they need.  However,\nnot initializing all members may cause subtle issues, which are only\nexposed when CONFIG_INIT_STACK_ALL_PATTERN or CONFIG_INIT_STACK_NONE is\nenabled.\n\naml_spisg_clk_init() fills in init.parent_data, and assumes that\ninit.parent_names is NULL.  However, the latter in uninitialized, and\nthus may cause a crash.\n\nMake sure all members are fully initialized, to fix such bugs, and to\navoid future breakage when converting drivers to a different method for\nspecifying the parents.","Type":"Description","Title":"spi: amlogic-spisg: Make sure clk_init_data is fully initialized"}]}}}