{"id":"CVE-2022-50352","summary":"net: hns: fix possible memory leak in hnae_ae_register()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: hns: fix possible memory leak in hnae_ae_register()\n\nInject fault while probing module, if device_register() fails,\nbut the refcount of kobject is not decreased to 0, the name\nallocated in dev_set_name() is leaked. Fix this by calling\nput_device(), so that name can be freed in callback function\nkobject_cleanup().\n\nunreferenced object 0xffff00c01aba2100 (size 128):\n  comm \"systemd-udevd\", pid 1259, jiffies 4294903284 (age 294.152s)\n  hex dump (first 32 bytes):\n    68 6e 61 65 30 00 00 00 18 21 ba 1a c0 00 ff ff  hnae0....!......\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [\u003c0000000034783f26\u003e] slab_post_alloc_hook+0xa0/0x3e0\n    [\u003c00000000748188f2\u003e] __kmem_cache_alloc_node+0x164/0x2b0\n    [\u003c00000000ab0743e8\u003e] __kmalloc_node_track_caller+0x6c/0x390\n    [\u003c000000006c0ffb13\u003e] kvasprintf+0x8c/0x118\n    [\u003c00000000fa27bfe1\u003e] kvasprintf_const+0x60/0xc8\n    [\u003c0000000083e10ed7\u003e] kobject_set_name_vargs+0x3c/0xc0\n    [\u003c000000000b87affc\u003e] dev_set_name+0x7c/0xa0\n    [\u003c000000003fd8fe26\u003e] hnae_ae_register+0xcc/0x190 [hnae]\n    [\u003c00000000fe97edc9\u003e] hns_dsaf_ae_init+0x9c/0x108 [hns_dsaf]\n    [\u003c00000000c36ff1eb\u003e] hns_dsaf_probe+0x548/0x748 [hns_dsaf]","modified":"2026-04-11T12:44:57.057498Z","published":"2025-09-16T16:11:43.458Z","related":["SUSE-SU-2025:03614-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50352.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/02dc0db19d944b4a90941db505ecf1aaec714be4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2974f3b330ef25f5d34a4948d04290c2cd7802cf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3b78453cca046d3b03853f0d077ad3ad130db886"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7ae1345f6ad715acbcdc9e1ac28153684fd498bb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/91f8f5342bee726ed5692583d58f69e7cc9ae60e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a3c148955c22fe1d94d7a2096005679c1f22eddf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/dfc0337c6dceb6449403b33ecb141f4a1458a1e9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ff2f5ec5d009844ec28f171123f9e58750cef4bf"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50352.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-50352"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6fe6611ff275522a4e4c0359e2f46cdd07780d2f"},{"fixed":"a3c148955c22fe1d94d7a2096005679c1f22eddf"},{"fixed":"3b78453cca046d3b03853f0d077ad3ad130db886"},{"fixed":"7ae1345f6ad715acbcdc9e1ac28153684fd498bb"},{"fixed":"dfc0337c6dceb6449403b33ecb141f4a1458a1e9"},{"fixed":"2974f3b330ef25f5d34a4948d04290c2cd7802cf"},{"fixed":"91f8f5342bee726ed5692583d58f69e7cc9ae60e"},{"fixed":"02dc0db19d944b4a90941db505ecf1aaec714be4"},{"fixed":"ff2f5ec5d009844ec28f171123f9e58750cef4bf"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-50352.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.4.0"},{"fixed":"4.9.332"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.10.0"},{"fixed":"4.14.298"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.15.0"},{"fixed":"4.19.264"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.20.0"},{"fixed":"5.4.221"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.152"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.76"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.0.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-50352.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}