{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-36476","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-01-15T13:08:59.730Z","datePublished":"2025-01-15T13:10:20.507Z","dateUpdated":"2025-11-03T20:37:45.505Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T09:11:05.567Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/rtrs: Ensure 'ib_sge list' is accessible\n\nMove the declaration of the 'ib_sge list' variable outside the\n'always_invalidate' block to ensure it remains accessible for use\nthroughout the function.\n\nPreviously, 'ib_sge list' was declared within the 'always_invalidate'\nblock, limiting its accessibility, then caused a\n'BUG: kernel NULL pointer dereference'[1].\n ? __die_body.cold+0x19/0x27\n ? page_fault_oops+0x15a/0x2d0\n ? search_module_extables+0x19/0x60\n ? search_bpf_extables+0x5f/0x80\n ? exc_page_fault+0x7e/0x180\n ? asm_exc_page_fault+0x26/0x30\n ? memcpy_orig+0xd5/0x140\n rxe_mr_copy+0x1c3/0x200 [rdma_rxe]\n ? rxe_pool_get_index+0x4b/0x80 [rdma_rxe]\n copy_data+0xa5/0x230 [rdma_rxe]\n rxe_requester+0xd9b/0xf70 [rdma_rxe]\n ? finish_task_switch.isra.0+0x99/0x2e0\n rxe_sender+0x13/0x40 [rdma_rxe]\n do_task+0x68/0x1e0 [rdma_rxe]\n process_one_work+0x177/0x330\n worker_thread+0x252/0x390\n ? __pfx_worker_thread+0x10/0x10\n\nThis change ensures the variable is available for subsequent operations\nthat require it.\n\n[1] https://lore.kernel.org/linux-rdma/6a1f3e8f-deb0-49f9-bc69-a9b03ecfcda7@fujitsu.com/"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/ulp/rtrs/rtrs-srv.c"],"versions":[{"version":"9cb837480424e78ed585376f944088246685aec3","lessThan":"7eaa71f56a6f7ab87957213472dc6d4055862722","status":"affected","versionType":"git"},{"version":"9cb837480424e78ed585376f944088246685aec3","lessThan":"143378075904e78b3b2a810099bcc3b3d82d762f","status":"affected","versionType":"git"},{"version":"9cb837480424e78ed585376f944088246685aec3","lessThan":"32e1e748a85bd52b20b3857d80fd166d22fa455a","status":"affected","versionType":"git"},{"version":"9cb837480424e78ed585376f944088246685aec3","lessThan":"b238f61cc394d5fef27b26d7d9aa383ebfddabb0","status":"affected","versionType":"git"},{"version":"9cb837480424e78ed585376f944088246685aec3","lessThan":"6ffb5c1885195ae5211a12b4acd2d51843ca41b0","status":"affected","versionType":"git"},{"version":"9cb837480424e78ed585376f944088246685aec3","lessThan":"fb514b31395946022f13a08e06a435f53cf9e8b3","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/ulp/rtrs/rtrs-srv.c"],"versions":[{"version":"5.8","status":"affected"},{"version":"0","lessThan":"5.8","status":"unaffected","versionType":"semver"},{"version":"5.10.233","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.176","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.124","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.70","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.9","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.13","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"5.10.233"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"5.15.176"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.1.124"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.6.70"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.12.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.13"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/7eaa71f56a6f7ab87957213472dc6d4055862722"},{"url":"https://git.kernel.org/stable/c/143378075904e78b3b2a810099bcc3b3d82d762f"},{"url":"https://git.kernel.org/stable/c/32e1e748a85bd52b20b3857d80fd166d22fa455a"},{"url":"https://git.kernel.org/stable/c/b238f61cc394d5fef27b26d7d9aa383ebfddabb0"},{"url":"https://git.kernel.org/stable/c/6ffb5c1885195ae5211a12b4acd2d51843ca41b0"},{"url":"https://git.kernel.org/stable/c/fb514b31395946022f13a08e06a435f53cf9e8b3"}],"title":"RDMA/rtrs: Ensure 'ib_sge list' is accessible","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2024-36476","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:54:29.846906Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-476","description":"CWE-476 NULL Pointer Dereference"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-01T19:57:18.837Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T20:37:45.505Z"}}]}}