{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47499","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-05-22T06:20:56.204Z","datePublished":"2024-05-24T15:01:42.684Z","dateUpdated":"2025-05-04T07:12:21.484Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:12:21.484Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: accel: kxcjk-1013: Fix possible memory leak in probe and remove\n\nWhen ACPI type is ACPI_SMO8500, the data->dready_trig will not be set, the\nmemory allocated by iio_triggered_buffer_setup() will not be freed, and cause\nmemory leak as follows:\n\nunreferenced object 0xffff888009551400 (size 512):\n  comm \"i2c-SMO8500-125\", pid 911, jiffies 4294911787 (age 83.852s)\n  hex dump (first 32 bytes):\n    02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 20 e2 e5 c0 ff ff ff ff  ........ .......\n  backtrace:\n    [<0000000041ce75ee>] kmem_cache_alloc_trace+0x16d/0x360\n    [<000000000aeb17b0>] iio_kfifo_allocate+0x41/0x130 [kfifo_buf]\n    [<000000004b40c1f5>] iio_triggered_buffer_setup_ext+0x2c/0x210 [industrialio_triggered_buffer]\n    [<000000004375b15f>] kxcjk1013_probe+0x10c3/0x1d81 [kxcjk_1013]\n\nFix it by remove data->dready_trig condition in probe and remove."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/accel/kxcjk-1013.c"],"versions":[{"version":"a25691c1f9674090fb66586cf4c5d60d3efdf339","lessThan":"8c1d43f3a3fc7184c42d7398bdf59a2a2903e4fc","status":"affected","versionType":"git"},{"version":"a25691c1f9674090fb66586cf4c5d60d3efdf339","lessThan":"60a55b9d91ba99eb8cf015bc46dc2de05e168a15","status":"affected","versionType":"git"},{"version":"a25691c1f9674090fb66586cf4c5d60d3efdf339","lessThan":"3899700ddacbf7aaafadf44464fff3ff0d4e3307","status":"affected","versionType":"git"},{"version":"a25691c1f9674090fb66586cf4c5d60d3efdf339","lessThan":"a3730f74159ad00a28960c0efe2a931fe6fe6b45","status":"affected","versionType":"git"},{"version":"a25691c1f9674090fb66586cf4c5d60d3efdf339","lessThan":"8c163a14277115ca962103910ab4cce55e862ffb","status":"affected","versionType":"git"},{"version":"a25691c1f9674090fb66586cf4c5d60d3efdf339","lessThan":"ee86d0bad80bdcd11a87e188a596727f41b62320","status":"affected","versionType":"git"},{"version":"a25691c1f9674090fb66586cf4c5d60d3efdf339","lessThan":"14508fe13b1c578b3d2ba574f1d48b351975860c","status":"affected","versionType":"git"},{"version":"a25691c1f9674090fb66586cf4c5d60d3efdf339","lessThan":"70c9774e180d151abaab358108e3510a8e615215","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/iio/accel/kxcjk-1013.c"],"versions":[{"version":"4.2","status":"affected"},{"version":"0","lessThan":"4.2","status":"unaffected","versionType":"semver"},{"version":"4.4.295","lessThanOrEqual":"4.4.*","status":"unaffected","versionType":"semver"},{"version":"4.9.293","lessThanOrEqual":"4.9.*","status":"unaffected","versionType":"semver"},{"version":"4.14.258","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.221","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.165","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.85","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.8","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.16","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":"4.2","versionEndExcluding":"4.4.295"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"4.9.293"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"4.14.258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"4.19.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"5.4.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"5.10.85"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"5.15.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"5.16"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/8c1d43f3a3fc7184c42d7398bdf59a2a2903e4fc"},{"url":"https://git.kernel.org/stable/c/60a55b9d91ba99eb8cf015bc46dc2de05e168a15"},{"url":"https://git.kernel.org/stable/c/3899700ddacbf7aaafadf44464fff3ff0d4e3307"},{"url":"https://git.kernel.org/stable/c/a3730f74159ad00a28960c0efe2a931fe6fe6b45"},{"url":"https://git.kernel.org/stable/c/8c163a14277115ca962103910ab4cce55e862ffb"},{"url":"https://git.kernel.org/stable/c/ee86d0bad80bdcd11a87e188a596727f41b62320"},{"url":"https://git.kernel.org/stable/c/14508fe13b1c578b3d2ba574f1d48b351975860c"},{"url":"https://git.kernel.org/stable/c/70c9774e180d151abaab358108e3510a8e615215"}],"title":"iio: accel: kxcjk-1013: Fix possible memory leak in probe and remove","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:39:59.597Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/8c1d43f3a3fc7184c42d7398bdf59a2a2903e4fc","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/60a55b9d91ba99eb8cf015bc46dc2de05e168a15","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/3899700ddacbf7aaafadf44464fff3ff0d4e3307","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/a3730f74159ad00a28960c0efe2a931fe6fe6b45","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/8c163a14277115ca962103910ab4cce55e862ffb","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/ee86d0bad80bdcd11a87e188a596727f41b62320","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/14508fe13b1c578b3d2ba574f1d48b351975860c","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/70c9774e180d151abaab358108e3510a8e615215","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2021-47499","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T15:35:49.142206Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-11T17:33:23.165Z"}}]}}