{"id":"CVE-2026-43282","state":"PUBLISHED","title":"RDMA/ionic: Fix potential NULL pointer dereference in ionic_query_port","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/ionic: Fix potential NULL pointer dereference in ionic_query_port\n\nThe function ionic_query_port() calls ib_device_get_netdev() without\nchecking the return value which could lead to NULL pointer dereference,\nFix it by checking the return value and return -ENODEV if the 'ndev' is\nNULL.","publishedAt":"2026-05-06T11:29:03.000Z","updatedAt":"2026-05-11T22:21:32.612Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"2075bbe8ef03914aa2211035eec45d1d3a5c4ff2","status":"affected","lessThan":"2b96156c927cd83c109e2e3946e6111dce73231f","versionType":"git"},{"version":"2075bbe8ef03914aa2211035eec45d1d3a5c4ff2","status":"affected","lessThan":"81932a46dfd0db10a03f46f0b1c7ef946ac4552f","versionType":"git"},{"version":"2075bbe8ef03914aa2211035eec45d1d3a5c4ff2","status":"affected","lessThan":"fd80bd7105f88189f47d465ca8cb7d115570de30","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/ionic/ionic_ibdev.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.18","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/infiniband/hw/ionic/ionic_ibdev.c"]}],"references":["https://git.kernel.org/stable/c/2b96156c927cd83c109e2e3946e6111dce73231f","https://git.kernel.org/stable/c/81932a46dfd0db10a03f46f0b1c7ef946ac4552f","https://git.kernel.org/stable/c/fd80bd7105f88189f47d465ca8cb7d115570de30"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43282.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43282","state":"PUBLISHED","datePublished":"2026-05-06T11:29:03.000Z","dateUpdated":"2026-05-11T22:21:32.612Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:55.998Z"},"containers":{"cna":{"title":"RDMA/ionic: Fix potential NULL pointer dereference in ionic_query_port","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/ionic: Fix potential NULL pointer dereference in ionic_query_port\n\nThe function ionic_query_port() calls ib_device_get_netdev() without\nchecking the return value which could lead to NULL pointer dereference,\nFix it by checking the return value and return -ENODEV if the 'ndev' is\nNULL."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"2075bbe8ef03914aa2211035eec45d1d3a5c4ff2","status":"affected","lessThan":"2b96156c927cd83c109e2e3946e6111dce73231f","versionType":"git"},{"version":"2075bbe8ef03914aa2211035eec45d1d3a5c4ff2","status":"affected","lessThan":"81932a46dfd0db10a03f46f0b1c7ef946ac4552f","versionType":"git"},{"version":"2075bbe8ef03914aa2211035eec45d1d3a5c4ff2","status":"affected","lessThan":"fd80bd7105f88189f47d465ca8cb7d115570de30","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/ionic/ionic_ibdev.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.18","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/infiniband/hw/ionic/ionic_ibdev.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/2b96156c927cd83c109e2e3946e6111dce73231f"},{"url":"https://git.kernel.org/stable/c/81932a46dfd0db10a03f46f0b1c7ef946ac4552f"},{"url":"https://git.kernel.org/stable/c/fd80bd7105f88189f47d465ca8cb7d115570de30"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:21:32.612Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"6.18.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}