{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49793","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-05-01T14:05:17.224Z","datePublished":"2025-05-01T14:09:24.442Z","dateUpdated":"2026-05-11T19:06:53.685Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:06:53.685Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: trigger: sysfs: fix possible memory leak in iio_sysfs_trig_init()\n\ndev_set_name() allocates memory for name, it need be freed\nwhen device_add() fails, call put_device() to give up the\nreference that hold in device_initialize(), so that it can\nbe freed in kobject_cleanup() when the refcount hit to 0.\n\nFault injection test can trigger this:\n\nunreferenced object 0xffff8e8340a7b4c0 (size 32):\n  comm \"modprobe\", pid 243, jiffies 4294678145 (age 48.845s)\n  hex dump (first 32 bytes):\n    69 69 6f 5f 73 79 73 66 73 5f 74 72 69 67 67 65  iio_sysfs_trigge\n    72 00 a7 40 83 8e ff ff 00 86 13 c4 f6 ee ff ff  r..@............\n  backtrace:\n    [<0000000074999de8>] __kmem_cache_alloc_node+0x1e9/0x360\n    [<00000000497fd30b>] __kmalloc_node_track_caller+0x44/0x1a0\n    [<000000003636c520>] kstrdup+0x2d/0x60\n    [<0000000032f84da2>] kobject_set_name_vargs+0x1e/0x90\n    [<0000000092efe493>] dev_set_name+0x4e/0x70"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/trigger/iio-trig-sysfs.c"],"versions":[{"version":"1f785681a87068f123d3e23da13b2c55ab4f93ac","lessThan":"f68c96821b61d2c71a35dbb8bf90c347fad624d9","status":"affected","versionType":"git"},{"version":"1f785681a87068f123d3e23da13b2c55ab4f93ac","lessThan":"5a39382aa5411d64b25a71516c2c7480aab13bb7","status":"affected","versionType":"git"},{"version":"1f785681a87068f123d3e23da13b2c55ab4f93ac","lessThan":"b47bb521961f027b4dcf8683337a7a1ba9e5ea1f","status":"affected","versionType":"git"},{"version":"1f785681a87068f123d3e23da13b2c55ab4f93ac","lessThan":"0dd52e141afde089304de470148d311b05c14564","status":"affected","versionType":"git"},{"version":"1f785681a87068f123d3e23da13b2c55ab4f93ac","lessThan":"8dddf2699da296c84205582aaead6b43dd7e8c4b","status":"affected","versionType":"git"},{"version":"1f785681a87068f123d3e23da13b2c55ab4f93ac","lessThan":"656f670613662b6cc77aad14112db2803ad18fa8","status":"affected","versionType":"git"},{"version":"1f785681a87068f123d3e23da13b2c55ab4f93ac","lessThan":"2c4e65285bdea23fd36d2ff376006ac64db6f42e","status":"affected","versionType":"git"},{"version":"1f785681a87068f123d3e23da13b2c55ab4f93ac","lessThan":"efa17e90e1711bdb084e3954fa44afb6647331c0","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/trigger/iio-trig-sysfs.c"],"versions":[{"version":"3.0","status":"affected"},{"version":"0","lessThan":"3.0","status":"unaffected","versionType":"semver"},{"version":"4.9.334","lessThanOrEqual":"4.9.*","status":"unaffected","versionType":"semver"},{"version":"4.14.300","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.267","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.225","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.156","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.80","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.0.10","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1","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":"3.0","versionEndExcluding":"4.9.334"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"4.14.300"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"4.19.267"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"5.4.225"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"5.10.156"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"5.15.80"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"6.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"6.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/f68c96821b61d2c71a35dbb8bf90c347fad624d9"},{"url":"https://git.kernel.org/stable/c/5a39382aa5411d64b25a71516c2c7480aab13bb7"},{"url":"https://git.kernel.org/stable/c/b47bb521961f027b4dcf8683337a7a1ba9e5ea1f"},{"url":"https://git.kernel.org/stable/c/0dd52e141afde089304de470148d311b05c14564"},{"url":"https://git.kernel.org/stable/c/8dddf2699da296c84205582aaead6b43dd7e8c4b"},{"url":"https://git.kernel.org/stable/c/656f670613662b6cc77aad14112db2803ad18fa8"},{"url":"https://git.kernel.org/stable/c/2c4e65285bdea23fd36d2ff376006ac64db6f42e"},{"url":"https://git.kernel.org/stable/c/efa17e90e1711bdb084e3954fa44afb6647331c0"}],"title":"iio: trigger: sysfs: fix possible memory leak in iio_sysfs_trig_init()","x_generator":{"engine":"bippy-1.2.0"}}}}