{"id":"CVE-2026-46261","state":"PUBLISHED","title":"spi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe()\n\nplatform_get_resource_byname() can return NULL, which would cause a crash\nwhen passed the pointer to resource_size().\n\nMove the fiu->memory_size assignment after the error check for\ndevm_ioremap_resource() to prevent the potential NULL pointer dereference.","publishedAt":"2026-06-03T15:49:58.684Z","updatedAt":"2026-06-03T15:49:58.684Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"9838c182471ee5532824bae7f2669d3539719f78","status":"affected","lessThan":"9e5cb7e67fbdb8320d68d87db882a92b36f6a1d9","versionType":"git"},{"version":"9838c182471ee5532824bae7f2669d3539719f78","status":"affected","lessThan":"2c538a0b3472e99c892c26f4940da38b7d87f632","versionType":"git"},{"version":"9838c182471ee5532824bae7f2669d3539719f78","status":"affected","lessThan":"0f93a80eb3fd596ddc5730d05e0e8c88e1aa2891","versionType":"git"},{"version":"9838c182471ee5532824bae7f2669d3539719f78","status":"affected","lessThan":"cb9b2dc34a9eef0855edb00ae9c9b7f72394281b","versionType":"git"},{"version":"9838c182471ee5532824bae7f2669d3539719f78","status":"affected","lessThan":"888a0a802c467bbe34a42167bdf9d7331333440a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/spi/spi-wpcm-fiu.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.2","versionType":"semver"},{"version":"6.6.128","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.14","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.4","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/spi/spi-wpcm-fiu.c"]}],"references":["https://git.kernel.org/stable/c/9e5cb7e67fbdb8320d68d87db882a92b36f6a1d9","https://git.kernel.org/stable/c/2c538a0b3472e99c892c26f4940da38b7d87f632","https://git.kernel.org/stable/c/0f93a80eb3fd596ddc5730d05e0e8c88e1aa2891","https://git.kernel.org/stable/c/cb9b2dc34a9eef0855edb00ae9c9b7f72394281b","https://git.kernel.org/stable/c/888a0a802c467bbe34a42167bdf9d7331333440a"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/46xxx/CVE-2026-46261.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46261","state":"PUBLISHED","datePublished":"2026-06-03T15:49:58.684Z","dateUpdated":"2026-06-03T15:49:58.684Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-13T15:03:33.108Z"},"containers":{"cna":{"title":"spi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe()\n\nplatform_get_resource_byname() can return NULL, which would cause a crash\nwhen passed the pointer to resource_size().\n\nMove the fiu->memory_size assignment after the error check for\ndevm_ioremap_resource() to prevent the potential NULL pointer dereference."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"9838c182471ee5532824bae7f2669d3539719f78","status":"affected","lessThan":"9e5cb7e67fbdb8320d68d87db882a92b36f6a1d9","versionType":"git"},{"version":"9838c182471ee5532824bae7f2669d3539719f78","status":"affected","lessThan":"2c538a0b3472e99c892c26f4940da38b7d87f632","versionType":"git"},{"version":"9838c182471ee5532824bae7f2669d3539719f78","status":"affected","lessThan":"0f93a80eb3fd596ddc5730d05e0e8c88e1aa2891","versionType":"git"},{"version":"9838c182471ee5532824bae7f2669d3539719f78","status":"affected","lessThan":"cb9b2dc34a9eef0855edb00ae9c9b7f72394281b","versionType":"git"},{"version":"9838c182471ee5532824bae7f2669d3539719f78","status":"affected","lessThan":"888a0a802c467bbe34a42167bdf9d7331333440a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/spi/spi-wpcm-fiu.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.2","versionType":"semver"},{"version":"6.6.128","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.14","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.4","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/spi/spi-wpcm-fiu.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/9e5cb7e67fbdb8320d68d87db882a92b36f6a1d9"},{"url":"https://git.kernel.org/stable/c/2c538a0b3472e99c892c26f4940da38b7d87f632"},{"url":"https://git.kernel.org/stable/c/0f93a80eb3fd596ddc5730d05e0e8c88e1aa2891"},{"url":"https://git.kernel.org/stable/c/cb9b2dc34a9eef0855edb00ae9c9b7f72394281b"},{"url":"https://git.kernel.org/stable/c/888a0a802c467bbe34a42167bdf9d7331333440a"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-03T15:49:58.684Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.128"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.12.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.18.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.19.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}