{"id":"CVE-2026-98721","state":"PUBLISHED","title":"mtd: rawnand: cadence: Initialize IRQ state before requesting IRQ","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: rawnand: cadence: Initialize IRQ state before requesting IRQ\n\nThe Cadence NAND interrupt handler uses both the IRQ lock and completion\nobject. Registering the IRQ before initializing them leaves a window in\nwhich a pending interrupt can access uninitialized synchronization state.\n\nInitialize them before registering the handler.","publishedAt":"2026-10-18T15:46:56.857Z","updatedAt":"2026-10-30T12:39:04.545Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"942274f94c1d547fb212de4403e9ee66443a9c86","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"f636a8c4e1c8c82d2dae3b4af16e9aa9971ef0a2","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"4592c3b4de4b65ec5d5265a272f84d5691005c14","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"c69d8aceda362c95bbc4e2182f5829275a7db0c8","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"24319f25b641e55f84e55455092a39a2485c78d4","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"1ed0ccd5649154bfc00ab11c59262d4f42515252","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"bbd87eca5407288f2b63ff9357c611cd57e7e640","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"21f027016b1290d13c30b198ae7a00e6b3d1d5a5","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mtd/nand/raw/cadence-nand-controller.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.5","versionType":"semver"},{"version":"5.10.273","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.224","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.113","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.56","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.10","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/mtd/nand/raw/cadence-nand-controller.c"]}],"references":["https://git.kernel.org/stable/c/942274f94c1d547fb212de4403e9ee66443a9c86","https://git.kernel.org/stable/c/f636a8c4e1c8c82d2dae3b4af16e9aa9971ef0a2","https://git.kernel.org/stable/c/4592c3b4de4b65ec5d5265a272f84d5691005c14","https://git.kernel.org/stable/c/c69d8aceda362c95bbc4e2182f5829275a7db0c8","https://git.kernel.org/stable/c/24319f25b641e55f84e55455092a39a2485c78d4","https://git.kernel.org/stable/c/1ed0ccd5649154bfc00ab11c59262d4f42515252","https://git.kernel.org/stable/c/bbd87eca5407288f2b63ff9357c611cd57e7e640","https://git.kernel.org/stable/c/21f027016b1290d13c30b198ae7a00e6b3d1d5a5"],"weaknesses":[],"ingestedAt":"2026-10-30T12:58:04.520Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98721.json","commit":"1f312381e38164a43607eebab851b151dd16861e","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98721","state":"PUBLISHED","datePublished":"2026-10-18T15:46:56.857Z","dateUpdated":"2026-10-30T12:39:04.545Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.366Z"},"containers":{"cna":{"title":"mtd: rawnand: cadence: Initialize IRQ state before requesting IRQ","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: rawnand: cadence: Initialize IRQ state before requesting IRQ\n\nThe Cadence NAND interrupt handler uses both the IRQ lock and completion\nobject. Registering the IRQ before initializing them leaves a window in\nwhich a pending interrupt can access uninitialized synchronization state.\n\nInitialize them before registering the handler."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"942274f94c1d547fb212de4403e9ee66443a9c86","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"f636a8c4e1c8c82d2dae3b4af16e9aa9971ef0a2","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"4592c3b4de4b65ec5d5265a272f84d5691005c14","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"c69d8aceda362c95bbc4e2182f5829275a7db0c8","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"24319f25b641e55f84e55455092a39a2485c78d4","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"1ed0ccd5649154bfc00ab11c59262d4f42515252","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"bbd87eca5407288f2b63ff9357c611cd57e7e640","versionType":"git"},{"version":"ec4ba01e894d3165e4d1ccbef782ef5593b708b4","status":"affected","lessThan":"21f027016b1290d13c30b198ae7a00e6b3d1d5a5","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mtd/nand/raw/cadence-nand-controller.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.5","versionType":"semver"},{"version":"5.10.273","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.224","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.113","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.56","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.10","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/mtd/nand/raw/cadence-nand-controller.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/942274f94c1d547fb212de4403e9ee66443a9c86"},{"url":"https://git.kernel.org/stable/c/f636a8c4e1c8c82d2dae3b4af16e9aa9971ef0a2"},{"url":"https://git.kernel.org/stable/c/4592c3b4de4b65ec5d5265a272f84d5691005c14"},{"url":"https://git.kernel.org/stable/c/c69d8aceda362c95bbc4e2182f5829275a7db0c8"},{"url":"https://git.kernel.org/stable/c/24319f25b641e55f84e55455092a39a2485c78d4"},{"url":"https://git.kernel.org/stable/c/1ed0ccd5649154bfc00ab11c59262d4f42515252"},{"url":"https://git.kernel.org/stable/c/bbd87eca5407288f2b63ff9357c611cd57e7e640"},{"url":"https://git.kernel.org/stable/c/21f027016b1290d13c30b198ae7a00e6b3d1d5a5"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:39:04.545Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.273"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.15.224"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.12.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.18.56"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"7.2.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}