{"id":"CVE-2026-93110","state":"PUBLISHED","title":"RDMA/core: Wait for RCU callbacks before unloading ib_core","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: Wait for RCU callbacks before unloading ib_core\n\nput_gid_ndev() is queued with call_rcu() and implemented in ib_core.\nStopping the workqueues does not drain callbacks already queued, so RCU\ncould invoke it after the module code has been unloaded.\n\nsynchronize_rcu() does not wait for callbacks. Wait for them after all\nproducers have stopped.","publishedAt":"2026-09-17T16:11:19.805Z","updatedAt":"2026-10-19T09:05:43.865Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"82dfd1df456227279b1c8c648983a530f2612098","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"1646e123e56c3ad679fbfb571e8eef6386efb729","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"8e4f1677c09d75d738099f42afcf65d8587b664a","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"7853af5f15738dc00aebaa1fc9f1f0df40f6f603","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"0d5817fa4819abdc445fa77b5be4f0d49334a864","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"9d998297fdaf47492f6679287f6552879d1a7e3a","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"48b72fa0d209a92fb51b834a6080171cfa207b2c","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"7d75592114d1664623c8cf191a12b38052c04483","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/core/device.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.2","versionType":"semver"},{"version":"5.10.270","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.221","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","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/infiniband/core/device.c"]}],"references":["https://git.kernel.org/stable/c/82dfd1df456227279b1c8c648983a530f2612098","https://git.kernel.org/stable/c/1646e123e56c3ad679fbfb571e8eef6386efb729","https://git.kernel.org/stable/c/8e4f1677c09d75d738099f42afcf65d8587b664a","https://git.kernel.org/stable/c/7853af5f15738dc00aebaa1fc9f1f0df40f6f603","https://git.kernel.org/stable/c/0d5817fa4819abdc445fa77b5be4f0d49334a864","https://git.kernel.org/stable/c/9d998297fdaf47492f6679287f6552879d1a7e3a","https://git.kernel.org/stable/c/48b72fa0d209a92fb51b834a6080171cfa207b2c","https://git.kernel.org/stable/c/7d75592114d1664623c8cf191a12b38052c04483"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/93xxx/CVE-2026-93110.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-93110","state":"PUBLISHED","datePublished":"2026-09-17T16:11:19.805Z","dateUpdated":"2026-10-19T09:05:43.865Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-17T16:02:15.085Z"},"containers":{"cna":{"title":"RDMA/core: Wait for RCU callbacks before unloading ib_core","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: Wait for RCU callbacks before unloading ib_core\n\nput_gid_ndev() is queued with call_rcu() and implemented in ib_core.\nStopping the workqueues does not drain callbacks already queued, so RCU\ncould invoke it after the module code has been unloaded.\n\nsynchronize_rcu() does not wait for callbacks. Wait for them after all\nproducers have stopped."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"82dfd1df456227279b1c8c648983a530f2612098","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"1646e123e56c3ad679fbfb571e8eef6386efb729","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"8e4f1677c09d75d738099f42afcf65d8587b664a","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"7853af5f15738dc00aebaa1fc9f1f0df40f6f603","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"0d5817fa4819abdc445fa77b5be4f0d49334a864","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"9d998297fdaf47492f6679287f6552879d1a7e3a","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"48b72fa0d209a92fb51b834a6080171cfa207b2c","versionType":"git"},{"version":"943bd984b108b3bb778790c2da4ae8d186b547e6","status":"affected","lessThan":"7d75592114d1664623c8cf191a12b38052c04483","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/core/device.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.2","versionType":"semver"},{"version":"5.10.270","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.221","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","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/infiniband/core/device.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/82dfd1df456227279b1c8c648983a530f2612098"},{"url":"https://git.kernel.org/stable/c/1646e123e56c3ad679fbfb571e8eef6386efb729"},{"url":"https://git.kernel.org/stable/c/8e4f1677c09d75d738099f42afcf65d8587b664a"},{"url":"https://git.kernel.org/stable/c/7853af5f15738dc00aebaa1fc9f1f0df40f6f603"},{"url":"https://git.kernel.org/stable/c/0d5817fa4819abdc445fa77b5be4f0d49334a864"},{"url":"https://git.kernel.org/stable/c/9d998297fdaf47492f6679287f6552879d1a7e3a"},{"url":"https://git.kernel.org/stable/c/48b72fa0d209a92fb51b834a6080171cfa207b2c"},{"url":"https://git.kernel.org/stable/c/7d75592114d1664623c8cf191a12b38052c04483"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:05:43.865Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"5.10.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"5.15.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}