{"api_version":"1","generated_at":"2026-10-07T02:35:36+00:00","cve":"CVE-2026-98353","urls":{"html":"https://cve.report/CVE-2026-98353","api":"https://cve.report/api/cve/CVE-2026-98353.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98353","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98353"},"summary":{"title":"RDMA/erdma: Use IRQ-safe XArray helpers for QP and CQ tables","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/erdma: Use IRQ-safe XArray helpers for QP and CQ tables\n\nLocked QP and CQ lookups from EQ interrupts can deadlock with\ncreate-path XArray updates. If an interrupt arrives while the create\npath holds the plain xa_lock, the lookup spins forever trying to\nacquire the same lock.\n\nUse IRQ-safe XArray helpers for all QP and CQ create-path updates,\nincluding the GSI QP store and error paths. Initialize both arrays with\nXA_FLAGS_LOCK_IRQ so sleeping allocations preserve interrupt state.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-06 09:18:28","updated_at":"2026-10-06 09:18:28"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/00baeade709fb66da647e8327e8398bb532e30f7","name":"https://git.kernel.org/stable/c/00baeade709fb66da647e8327e8398bb532e30f7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/74d4085221a7ec5440996af199ccadfa75b9eb0e","name":"https://git.kernel.org/stable/c/74d4085221a7ec5440996af199ccadfa75b9eb0e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98353","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98353","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4545f355654d044d35a31cd01cc46f491a8a7c36 74d4085221a7ec5440996af199ccadfa75b9eb0e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 98df2aee1459ee1c62c70cbe9b370d2a532aea36 00baeade709fb66da647e8327e8398bb532e30f7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 610ef81797bb4f709e8675c1d8d093bb9ccdcbd8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c0a83f29a24c7e7f8516630848ef6db4c174deed git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 05b8ca493dd02319bca93c640b259c2ba51ef321 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1fc9c1933959d2776a1ce7bf424251b8b5b586cd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6e32f84b63c054e09392153125d7202abab2d14b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ec987c0654651036dad6a42f7fa2a6d7c16a3687 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c92686867638cda954fdb2bdbac8a75e3aa6eaae git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7.2.6 7.2.8 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.1.188 6.2 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.6.157 6.7 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.12.110 6.13 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18.52 6.19 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7.3-rc1","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc1 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.8 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc4 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"98353","cve":"CVE-2026-98353","epss":"0.001510000","percentile":"0.037030000","score_date":"2026-10-06","updated_at":"2026-10-07 00:14:55"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/infiniband/hw/erdma/erdma_main.c","drivers/infiniband/hw/erdma/erdma_verbs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"74d4085221a7ec5440996af199ccadfa75b9eb0e","status":"affected","version":"4545f355654d044d35a31cd01cc46f491a8a7c36","versionType":"git"},{"lessThan":"00baeade709fb66da647e8327e8398bb532e30f7","status":"affected","version":"98df2aee1459ee1c62c70cbe9b370d2a532aea36","versionType":"git"},{"status":"affected","version":"610ef81797bb4f709e8675c1d8d093bb9ccdcbd8","versionType":"git"},{"status":"affected","version":"c0a83f29a24c7e7f8516630848ef6db4c174deed","versionType":"git"},{"status":"affected","version":"05b8ca493dd02319bca93c640b259c2ba51ef321","versionType":"git"},{"status":"affected","version":"1fc9c1933959d2776a1ce7bf424251b8b5b586cd","versionType":"git"},{"status":"affected","version":"6e32f84b63c054e09392153125d7202abab2d14b","versionType":"git"},{"status":"affected","version":"ec987c0654651036dad6a42f7fa2a6d7c16a3687","versionType":"git"},{"status":"affected","version":"c92686867638cda954fdb2bdbac8a75e3aa6eaae","versionType":"git"},{"lessThan":"7.2.8","status":"affected","version":"7.2.6","versionType":"semver"},{"lessThan":"6.2","status":"affected","version":"6.1.188","versionType":"semver"},{"lessThan":"6.7","status":"affected","version":"6.6.157","versionType":"semver"},{"lessThan":"6.13","status":"affected","version":"6.12.110","versionType":"semver"},{"lessThan":"6.19","status":"affected","version":"6.18.52","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/hw/erdma/erdma_main.c","drivers/infiniband/hw/erdma/erdma_verbs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.3-rc1"},{"lessThan":"7.3-rc1","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.8","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc4","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.8","versionStartIncluding":"7.2.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc4","versionStartIncluding":"7.3-rc1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.188","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.157","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.110","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18.52","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.110","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18.52","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/erdma: Use IRQ-safe XArray helpers for QP and CQ tables\n\nLocked QP and CQ lookups from EQ interrupts can deadlock with\ncreate-path XArray updates. If an interrupt arrives while the create\npath holds the plain xa_lock, the lookup spins forever trying to\nacquire the same lock.\n\nUse IRQ-safe XArray helpers for all QP and CQ create-path updates,\nincluding the GSI QP store and error paths. Initialize both arrays with\nXA_FLAGS_LOCK_IRQ so sleeping allocations preserve interrupt state."}],"providerMetadata":{"dateUpdated":"2026-10-06T08:46:40.955Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/74d4085221a7ec5440996af199ccadfa75b9eb0e"},{"url":"https://git.kernel.org/stable/c/00baeade709fb66da647e8327e8398bb532e30f7"}],"title":"RDMA/erdma: Use IRQ-safe XArray helpers for QP and CQ tables","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98353","datePublished":"2026-10-06T08:46:40.955Z","dateReserved":"2026-09-25T10:25:14.343Z","dateUpdated":"2026-10-06T08:46:40.955Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-06 09:18:28","lastModifiedDate":"2026-10-06 09:18:28","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98353","Ordinal":"1","Title":"RDMA/erdma: Use IRQ-safe XArray helpers for QP and CQ tables","CVE":"CVE-2026-98353","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98353","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/erdma: Use IRQ-safe XArray helpers for QP and CQ tables\n\nLocked QP and CQ lookups from EQ interrupts can deadlock with\ncreate-path XArray updates. If an interrupt arrives while the create\npath holds the plain xa_lock, the lookup spins forever trying to\nacquire the same lock.\n\nUse IRQ-safe XArray helpers for all QP and CQ create-path updates,\nincluding the GSI QP store and error paths. Initialize both arrays with\nXA_FLAGS_LOCK_IRQ so sleeping allocations preserve interrupt state.","Type":"Description","Title":"RDMA/erdma: Use IRQ-safe XArray helpers for QP and CQ tables"}]}}}