{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-27060","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-19T14:20:24.215Z","datePublished":"2024-05-01T13:00:13.995Z","dateUpdated":"2025-05-04T09:03:20.748Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T09:03:20.748Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nthunderbolt: Fix NULL pointer dereference in tb_port_update_credits()\n\nOlliver reported that his system crashes when plugging in Thunderbolt 1\ndevice:\n\n BUG: kernel NULL pointer dereference, address: 0000000000000020\n #PF: supervisor read access in kernel mode\n #PF: error_code(0x0000) - not-present page\n PGD 0 P4D 0\n Oops: 0000 [#1] PREEMPT SMP NOPTI\n RIP: 0010:tb_port_do_update_credits+0x1b/0x130 [thunderbolt]\n Call Trace:\n  <TASK>\n  ? __die+0x23/0x70\n  ? page_fault_oops+0x171/0x4e0\n  ? exc_page_fault+0x7f/0x180\n  ? asm_exc_page_fault+0x26/0x30\n  ? tb_port_do_update_credits+0x1b/0x130\n  ? tb_switch_update_link_attributes+0x83/0xd0\n  tb_switch_add+0x7a2/0xfe0\n  tb_scan_port+0x236/0x6f0\n  tb_handle_hotplug+0x6db/0x900\n  process_one_work+0x171/0x340\n  worker_thread+0x27b/0x3a0\n  ? __pfx_worker_thread+0x10/0x10\n  kthread+0xe5/0x120\n  ? __pfx_kthread+0x10/0x10\n  ret_from_fork+0x31/0x50\n  ? __pfx_kthread+0x10/0x10\n  ret_from_fork_asm+0x1b/0x30\n  </TASK>\n\nThis is due the fact that some Thunderbolt 1 devices only have one lane\nadapter. Fix this by checking for the lane 1 before we read its credits."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/thunderbolt/switch.c"],"versions":[{"version":"9b6933e9bddc04655a894c74cd5c62202a5e3d89","lessThan":"440fba897c5ae32d7df1f1d609dbb19e2bba7fbb","status":"affected","versionType":"git"},{"version":"81af2952e60603d12415e1a6fd200f8073a2ad8b","lessThan":"ce64ba1f6ec3439e4b4d880b4db99673f4507228","status":"affected","versionType":"git"},{"version":"81af2952e60603d12415e1a6fd200f8073a2ad8b","lessThan":"d3d17e23d1a0d1f959b4fa55b35f1802d9c584fa","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/thunderbolt/switch.c"],"versions":[{"version":"6.7","status":"affected"},{"version":"0","lessThan":"6.7","status":"unaffected","versionType":"semver"},{"version":"6.7.12","lessThanOrEqual":"6.7.*","status":"unaffected","versionType":"semver"},{"version":"6.8","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":"6.7","versionEndExcluding":"6.7.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.8"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/440fba897c5ae32d7df1f1d609dbb19e2bba7fbb"},{"url":"https://git.kernel.org/stable/c/ce64ba1f6ec3439e4b4d880b4db99673f4507228"},{"url":"https://git.kernel.org/stable/c/d3d17e23d1a0d1f959b4fa55b35f1802d9c584fa"}],"title":"thunderbolt: Fix NULL pointer dereference in tb_port_update_credits()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T00:21:05.954Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/ce64ba1f6ec3439e4b4d880b4db99673f4507228","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/d3d17e23d1a0d1f959b4fa55b35f1802d9c584fa","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-27060","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T15:44:05.141092Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-11T17:33:30.916Z"}}]}}