{"dataType":"CVE_RECORD","cveMetadata":{"cveId":"CVE-2024-26894","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-19T14:20:24.186Z","datePublished":"2024-04-17T10:27:45.960Z","dateUpdated":"2026-05-12T12:14:19.822Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T20:06:28.578Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: processor_idle: Fix memory leak in acpi_processor_power_exit()\n\nAfter unregistering the CPU idle device, the memory associated with\nit is not freed, leading to a memory leak:\n\nunreferenced object 0xffff896282f6c000 (size 1024):\n  comm \"swapper/0\", pid 1, jiffies 4294893170\n  hex dump (first 32 bytes):\n    00 00 00 00 0b 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n  backtrace (crc 8836a742):\n    [<ffffffff993495ed>] kmalloc_trace+0x29d/0x340\n    [<ffffffff9972f3b3>] acpi_processor_power_init+0xf3/0x1c0\n    [<ffffffff9972d263>] __acpi_processor_start+0xd3/0xf0\n    [<ffffffff9972d2bc>] acpi_processor_start+0x2c/0x50\n    [<ffffffff99805872>] really_probe+0xe2/0x480\n    [<ffffffff99805c98>] __driver_probe_device+0x78/0x160\n    [<ffffffff99805daf>] driver_probe_device+0x1f/0x90\n    [<ffffffff9980601e>] __driver_attach+0xce/0x1c0\n    [<ffffffff99803170>] bus_for_each_dev+0x70/0xc0\n    [<ffffffff99804822>] bus_add_driver+0x112/0x210\n    [<ffffffff99807245>] driver_register+0x55/0x100\n    [<ffffffff9aee4acb>] acpi_processor_driver_init+0x3b/0xc0\n    [<ffffffff990012d1>] do_one_initcall+0x41/0x300\n    [<ffffffff9ae7c4b0>] kernel_init_freeable+0x320/0x470\n    [<ffffffff99b231f6>] kernel_init+0x16/0x1b0\n    [<ffffffff99042e6d>] ret_from_fork+0x2d/0x50\n\nFix this by freeing the CPU idle device after unregistering it."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/acpi/processor_idle.c"],"versions":[{"version":"3d339dcbb56d8d70c1b959aff87d74adc3a84eea","lessThan":"d351bcadab6caa6d8ce7159ff4b77e2da35c09fa","status":"affected","versionType":"git"},{"version":"3d339dcbb56d8d70c1b959aff87d74adc3a84eea","lessThan":"ea96bf3f80625cddba1391a87613356b1b45716d","status":"affected","versionType":"git"},{"version":"3d339dcbb56d8d70c1b959aff87d74adc3a84eea","lessThan":"c2a30c81bf3cb9033fa9f5305baf7c377075e2e5","status":"affected","versionType":"git"},{"version":"3d339dcbb56d8d70c1b959aff87d74adc3a84eea","lessThan":"1cbaf4c793b0808532f4e7b40bc4be7cec2c78f2","status":"affected","versionType":"git"},{"version":"3d339dcbb56d8d70c1b959aff87d74adc3a84eea","lessThan":"fad9bcd4d754cc689c19dc04d2c44b82c1a5d6c8","status":"affected","versionType":"git"},{"version":"3d339dcbb56d8d70c1b959aff87d74adc3a84eea","lessThan":"3d48e5be107429ff5d824e7f2a00d1b610d36fbc","status":"affected","versionType":"git"},{"version":"3d339dcbb56d8d70c1b959aff87d74adc3a84eea","lessThan":"8d14a4d0afb49a5b8535d414c782bb334860e73e","status":"affected","versionType":"git"},{"version":"3d339dcbb56d8d70c1b959aff87d74adc3a84eea","lessThan":"cd5c2d0b09d5b6d3f0a7bbabe6761a4997e9dee9","status":"affected","versionType":"git"},{"version":"3d339dcbb56d8d70c1b959aff87d74adc3a84eea","lessThan":"e18afcb7b2a12b635ac10081f943fcf84ddacc51","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/acpi/processor_idle.c"],"versions":[{"version":"3.7","status":"affected"},{"version":"0","lessThan":"3.7","status":"unaffected","versionType":"semver"},{"version":"4.19.311","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.273","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.214","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.153","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.83","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.23","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.7.11","lessThanOrEqual":"6.7.*","status":"unaffected","versionType":"semver"},{"version":"6.8.2","lessThanOrEqual":"6.8.*","status":"unaffected","versionType":"semver"},{"version":"6.9","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":"3.7","versionEndExcluding":"4.19.311"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"5.4.273"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"5.10.214"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"5.15.153"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"6.1.83"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"6.6.23"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"6.7.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"6.8.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"6.9"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/d351bcadab6caa6d8ce7159ff4b77e2da35c09fa"},{"url":"https://git.kernel.org/stable/c/ea96bf3f80625cddba1391a87613356b1b45716d"},{"url":"https://git.kernel.org/stable/c/c2a30c81bf3cb9033fa9f5305baf7c377075e2e5"},{"url":"https://git.kernel.org/stable/c/1cbaf4c793b0808532f4e7b40bc4be7cec2c78f2"},{"url":"https://git.kernel.org/stable/c/fad9bcd4d754cc689c19dc04d2c44b82c1a5d6c8"},{"url":"https://git.kernel.org/stable/c/3d48e5be107429ff5d824e7f2a00d1b610d36fbc"},{"url":"https://git.kernel.org/stable/c/8d14a4d0afb49a5b8535d414c782bb334860e73e"},{"url":"https://git.kernel.org/stable/c/cd5c2d0b09d5b6d3f0a7bbabe6761a4997e9dee9"},{"url":"https://git.kernel.org/stable/c/e18afcb7b2a12b635ac10081f943fcf84ddacc51"}],"title":"ACPI: processor_idle: Fix memory leak in acpi_processor_power_exit()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T00:21:05.515Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/d351bcadab6caa6d8ce7159ff4b77e2da35c09fa","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/ea96bf3f80625cddba1391a87613356b1b45716d","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/c2a30c81bf3cb9033fa9f5305baf7c377075e2e5","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/1cbaf4c793b0808532f4e7b40bc4be7cec2c78f2","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/fad9bcd4d754cc689c19dc04d2c44b82c1a5d6c8","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/3d48e5be107429ff5d824e7f2a00d1b610d36fbc","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/8d14a4d0afb49a5b8535d414c782bb334860e73e","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/cd5c2d0b09d5b6d3f0a7bbabe6761a4997e9dee9","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/e18afcb7b2a12b635ac10081f943fcf84ddacc51","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html","tags":["x_transferred"]}]},{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-770","lang":"en","description":"CWE-770 Allocation of Resources Without Limits or Throttling"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"HIGH","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-02-06T16:56:24.973748Z","id":"CVE-2024-26894","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-02-06T16:57:05.473Z"}},{"x_adpType":"supplier","providerMetadata":{"orgId":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","shortName":"siemens-SADP","dateUpdated":"2026-05-12T12:14:19.822Z"},"affected":[{"vendor":"Siemens","product":"SIMATIC S7-1500 TM MFP - GNU/Linux subsystem","versions":[{"status":"affected","version":"0","lessThan":"*","versionType":"custom"}],"defaultStatus":"unknown"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html"}]}]},"dataVersion":"5.2"}