{"id":"CVE-2026-98153","state":"PUBLISHED","title":"nvme: fix racy access to FDP placement id array","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme: fix racy access to FDP placement id array\n\nnvme_query_fdp_info() is called per-path and therefore prone to races.\n\nIt populates head->nr_plids/head->plids for fdp registration.\nBut nothing protects that pair from concurrent access - two paths scanning\nthe same namespace can race to populate it.\n\nAvoid the race by moving this initialization work to nvme_alloc_ns_head()\nwhich is called once per shared namespace.","publishedAt":"2026-09-25T10:36:24.622Z","updatedAt":"2026-10-19T09:14:46.433Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"30b5f20bb2ddab013035399e5c7e6577da49320a","status":"affected","lessThan":"e0a23e3c8c4c3ce11529fa70d2292b4e56d143ba","versionType":"git"},{"version":"30b5f20bb2ddab013035399e5c7e6577da49320a","status":"affected","lessThan":"56e1c6bbe4bb084d7ecf61698afdf70be23dd35f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/nvme/host/core.c","drivers/nvme/host/nvme.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"7.2.7","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/nvme/host/core.c","drivers/nvme/host/nvme.h"]}],"references":["https://git.kernel.org/stable/c/e0a23e3c8c4c3ce11529fa70d2292b4e56d143ba","https://git.kernel.org/stable/c/56e1c6bbe4bb084d7ecf61698afdf70be23dd35f"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98153.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98153","state":"PUBLISHED","datePublished":"2026-09-25T10:36:24.622Z","dateUpdated":"2026-10-19T09:14:46.433Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.320Z"},"containers":{"cna":{"title":"nvme: fix racy access to FDP placement id array","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme: fix racy access to FDP placement id array\n\nnvme_query_fdp_info() is called per-path and therefore prone to races.\n\nIt populates head->nr_plids/head->plids for fdp registration.\nBut nothing protects that pair from concurrent access - two paths scanning\nthe same namespace can race to populate it.\n\nAvoid the race by moving this initialization work to nvme_alloc_ns_head()\nwhich is called once per shared namespace."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"30b5f20bb2ddab013035399e5c7e6577da49320a","status":"affected","lessThan":"e0a23e3c8c4c3ce11529fa70d2292b4e56d143ba","versionType":"git"},{"version":"30b5f20bb2ddab013035399e5c7e6577da49320a","status":"affected","lessThan":"56e1c6bbe4bb084d7ecf61698afdf70be23dd35f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/nvme/host/core.c","drivers/nvme/host/nvme.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"7.2.7","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/nvme/host/core.c","drivers/nvme/host/nvme.h"]}],"references":[{"url":"https://git.kernel.org/stable/c/e0a23e3c8c4c3ce11529fa70d2292b4e56d143ba"},{"url":"https://git.kernel.org/stable/c/56e1c6bbe4bb084d7ecf61698afdf70be23dd35f"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:14:46.433Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.2.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}