{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-42110","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-07-29T15:50:41.176Z","datePublished":"2024-07-30T07:46:04.892Z","dateUpdated":"2025-11-03T22:01:45.573Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T09:23:13.403Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ntb_netdev: Move ntb_netdev_rx_handler() to call netif_rx() from __netif_rx()\n\nThe following is emitted when using idxd (DSA) dmanegine as the data\nmover for ntb_transport that ntb_netdev uses.\n\n[74412.546922] BUG: using smp_processor_id() in preemptible [00000000] code: irq/52-idxd-por/14526\n[74412.556784] caller is netif_rx_internal+0x42/0x130\n[74412.562282] CPU: 6 PID: 14526 Comm: irq/52-idxd-por Not tainted 6.9.5 #5\n[74412.569870] Hardware name: Intel Corporation ArcherCity/ArcherCity, BIOS EGSDCRB1.E9I.1752.P05.2402080856 02/08/2024\n[74412.581699] Call Trace:\n[74412.584514]  <TASK>\n[74412.586933]  dump_stack_lvl+0x55/0x70\n[74412.591129]  check_preemption_disabled+0xc8/0xf0\n[74412.596374]  netif_rx_internal+0x42/0x130\n[74412.600957]  __netif_rx+0x20/0xd0\n[74412.604743]  ntb_netdev_rx_handler+0x66/0x150 [ntb_netdev]\n[74412.610985]  ntb_complete_rxc+0xed/0x140 [ntb_transport]\n[74412.617010]  ntb_rx_copy_callback+0x53/0x80 [ntb_transport]\n[74412.623332]  idxd_dma_complete_txd+0xe3/0x160 [idxd]\n[74412.628963]  idxd_wq_thread+0x1a6/0x2b0 [idxd]\n[74412.634046]  irq_thread_fn+0x21/0x60\n[74412.638134]  ? irq_thread+0xa8/0x290\n[74412.642218]  irq_thread+0x1a0/0x290\n[74412.646212]  ? __pfx_irq_thread_fn+0x10/0x10\n[74412.651071]  ? __pfx_irq_thread_dtor+0x10/0x10\n[74412.656117]  ? __pfx_irq_thread+0x10/0x10\n[74412.660686]  kthread+0x100/0x130\n[74412.664384]  ? __pfx_kthread+0x10/0x10\n[74412.668639]  ret_from_fork+0x31/0x50\n[74412.672716]  ? __pfx_kthread+0x10/0x10\n[74412.676978]  ret_from_fork_asm+0x1a/0x30\n[74412.681457]  </TASK>\n\nThe cause is due to the idxd driver interrupt completion handler uses\nthreaded interrupt and the threaded handler is not hard or soft interrupt\ncontext. However __netif_rx() can only be called from interrupt context.\nChange the call to netif_rx() in order to allow completion via normal\ncontext for dmaengine drivers that utilize threaded irq handling.\n\nWhile the following commit changed from netif_rx() to __netif_rx(),\nbaebdf48c360 (\"net: dev: Makes sure netif_rx() can be invoked in any context.\"),\nthe change should've been a noop instead. However, the code precedes this\nfix should've been using netif_rx_ni() or netif_rx_any_context()."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ntb_netdev.c"],"versions":[{"version":"548c237c0a9972df5d1afaca38aa733ee577128d","lessThan":"4b3b6c7efee69f077b86ef7f088fb96768e46e1f","status":"affected","versionType":"git"},{"version":"548c237c0a9972df5d1afaca38aa733ee577128d","lessThan":"e3af5b14e7632bf12058533d69055393e2d126c9","status":"affected","versionType":"git"},{"version":"548c237c0a9972df5d1afaca38aa733ee577128d","lessThan":"858ae09f03677a4ab907a15516893bc2cc79d4c3","status":"affected","versionType":"git"},{"version":"548c237c0a9972df5d1afaca38aa733ee577128d","lessThan":"e15a5d821e5192a3769d846079bc9aa380139baf","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/net/ntb_netdev.c"],"versions":[{"version":"3.9","status":"affected"},{"version":"0","lessThan":"3.9","status":"unaffected","versionType":"semver"},{"version":"6.1.98","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.39","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.9.9","lessThanOrEqual":"6.9.*","status":"unaffected","versionType":"semver"},{"version":"6.10","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":"3.9","versionEndExcluding":"6.1.98"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.6.39"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.9.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.10"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4b3b6c7efee69f077b86ef7f088fb96768e46e1f"},{"url":"https://git.kernel.org/stable/c/e3af5b14e7632bf12058533d69055393e2d126c9"},{"url":"https://git.kernel.org/stable/c/858ae09f03677a4ab907a15516893bc2cc79d4c3"},{"url":"https://git.kernel.org/stable/c/e15a5d821e5192a3769d846079bc9aa380139baf"}],"title":"net: ntb_netdev: Move ntb_netdev_rx_handler() to call netif_rx() from __netif_rx()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/4b3b6c7efee69f077b86ef7f088fb96768e46e1f","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/e3af5b14e7632bf12058533d69055393e2d126c9","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/858ae09f03677a4ab907a15516893bc2cc79d4c3","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/e15a5d821e5192a3769d846079bc9aa380139baf","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T22:01:45.573Z"}},{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-42110","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T16:17:32.906742Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-11T17:33:06.779Z"}}]}}