{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97948","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:18:58.204Z","datePublished":"2026-09-25T10:22:57.757Z","dateUpdated":"2026-10-03T11:00:52.692Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-03T11:00:52.692Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/eeh: Fix recursive locking on devices without EEH sensitive driver\n\nThe commit 1010b4c012b0 (\"powerpc/eeh: Make EEH driver device hotplug\nsafe\") refactored the EEH code such that the pci_rescan_remove_lock is\nheld at the beginning of eeh_handle_normal_event() and the\neeh_reset_device() is called with that lock being held. Looks like the\ncommit missed to remove the existing lock/unlock inside eeh_rmv_device()\nwhich is no longer necessary. This is causing the eehd to hang on the\nlock which it actually holds when that code path is taken.\n\n[<0>] 0xc00000011c78f870\n[<0>] __switch_to+0xfc/0x1a0\n[<0>] pci_lock_rescan_remove+0x30/0x44\n[<0>] eeh_rmv_device+0x290/0x2e0\n[<0>] eeh_pe_dev_traverse+0x80/0x130\n[<0>] eeh_reset_device+0xcc/0x23c\n[<0>] eeh_handle_normal_event+0x830/0xa80\n[<0>] eeh_event_handler+0xf8/0x190\n[<0>] kthread+0x194/0x1b0\n[<0>] start_kernel_thread+0x14/0x18\n\nThe issue is seen for cases where the errors are detected on the PHB\ndirectly AND|OR for devices where the driver error_detected() returns\nPCI_ERS_RESULT_NEED_RESET, and driver being not EEH sensitive(i.e no\nerror handlers like slot_reset(), resume() etc defined)."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/powerpc/kernel/eeh_driver.c"],"versions":[{"version":"502f08831a9afb72dc98a56ae6504da43e93b250","lessThan":"3833dfae0680b6b16e2469fbc90aa48376311cd8","status":"affected","versionType":"git"},{"version":"f56e004b781719d8fdf6c9619b15caf2579bc1f2","lessThan":"24524fca27da674668941440e8e05cdfec0b0222","status":"affected","versionType":"git"},{"version":"59c6d3d81d42bf543c90597b4f38c53d6874c5a1","lessThan":"a58531181363219fa5de2b53d5d7274dcdfca98b","status":"affected","versionType":"git"},{"version":"a426e8a6ae161f51888585b065db0f8f93ab2e16","lessThan":"460fab22b65138531082910702f74b048b25237b","status":"affected","versionType":"git"},{"version":"d2c60a8a387e9fcc28447ef36c03f8e49fd052a6","lessThan":"102e3dc5ab5ba052e294819e83384166b242c1ec","status":"affected","versionType":"git"},{"version":"1010b4c012b0d78dfb9d3132b49aa2ef024a07a7","lessThan":"2920af33d097ca335e492b346af70b72986ad6dc","status":"affected","versionType":"git"},{"version":"1010b4c012b0d78dfb9d3132b49aa2ef024a07a7","lessThan":"85d8eaefc052cf3e5ae2c7bafeda2db68b8898b4","status":"affected","versionType":"git"},{"version":"1010b4c012b0d78dfb9d3132b49aa2ef024a07a7","lessThan":"c5e68706527968282e49de205cc2b935823cb88a","status":"affected","versionType":"git"},{"version":"d42bbd8f30ac38b1ce54715bf08ec3dac18d6b25","status":"affected","versionType":"git"},{"version":"19d5036e7ad766cf212aebec23b9f1d7924a62bc","status":"affected","versionType":"git"},{"version":"5.10.241","lessThan":"5.10.271","status":"affected","versionType":"semver"},{"version":"5.15.190","lessThan":"5.15.222","status":"affected","versionType":"semver"},{"version":"6.1.148","lessThan":"6.1.189","status":"affected","versionType":"semver"},{"version":"6.6.102","lessThan":"6.6.158","status":"affected","versionType":"semver"},{"version":"6.12.42","lessThan":"6.12.111","status":"affected","versionType":"semver"},{"version":"6.15.10","lessThan":"6.16","status":"affected","versionType":"semver"},{"version":"6.16.1","lessThan":"6.17","status":"affected","versionType":"semver"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/powerpc/kernel/eeh_driver.c"],"versions":[{"version":"6.17","status":"affected"},{"version":"0","lessThan":"6.17","status":"unaffected","versionType":"semver"},{"version":"5.10.271","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.222","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.111","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.53","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.7","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc3","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":"5.10.241","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.190","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.148","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.102","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.42","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"7.2.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"7.3-rc3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.15.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/3833dfae0680b6b16e2469fbc90aa48376311cd8"},{"url":"https://git.kernel.org/stable/c/24524fca27da674668941440e8e05cdfec0b0222"},{"url":"https://git.kernel.org/stable/c/a58531181363219fa5de2b53d5d7274dcdfca98b"},{"url":"https://git.kernel.org/stable/c/460fab22b65138531082910702f74b048b25237b"},{"url":"https://git.kernel.org/stable/c/102e3dc5ab5ba052e294819e83384166b242c1ec"},{"url":"https://git.kernel.org/stable/c/2920af33d097ca335e492b346af70b72986ad6dc"},{"url":"https://git.kernel.org/stable/c/85d8eaefc052cf3e5ae2c7bafeda2db68b8898b4"},{"url":"https://git.kernel.org/stable/c/c5e68706527968282e49de205cc2b935823cb88a"}],"title":"powerpc/eeh: Fix recursive locking on devices without EEH sensitive driver","x_generator":{"engine":"bippy-1.2.0"}}}}