{"id":"CVE-2022-48995","summary":"Input: raydium_ts_i2c - fix memory leak in raydium_i2c_send()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nInput: raydium_ts_i2c - fix memory leak in raydium_i2c_send()\n\nThere is a kmemleak when test the raydium_i2c_ts with bpf mock device:\n\n  unreferenced object 0xffff88812d3675a0 (size 8):\n    comm \"python3\", pid 349, jiffies 4294741067 (age 95.695s)\n    hex dump (first 8 bytes):\n      11 0e 10 c0 01 00 04 00                          ........\n    backtrace:\n      [\u003c0000000068427125\u003e] __kmalloc+0x46/0x1b0\n      [\u003c0000000090180f91\u003e] raydium_i2c_send+0xd4/0x2bf [raydium_i2c_ts]\n      [\u003c000000006e631aee\u003e] raydium_i2c_initialize.cold+0xbc/0x3e4 [raydium_i2c_ts]\n      [\u003c00000000dc6fcf38\u003e] raydium_i2c_probe+0x3cd/0x6bc [raydium_i2c_ts]\n      [\u003c00000000a310de16\u003e] i2c_device_probe+0x651/0x680\n      [\u003c00000000f5a96bf3\u003e] really_probe+0x17c/0x3f0\n      [\u003c00000000096ba499\u003e] __driver_probe_device+0xe3/0x170\n      [\u003c00000000c5acb4d9\u003e] driver_probe_device+0x49/0x120\n      [\u003c00000000264fe082\u003e] __device_attach_driver+0xf7/0x150\n      [\u003c00000000f919423c\u003e] bus_for_each_drv+0x114/0x180\n      [\u003c00000000e067feca\u003e] __device_attach+0x1e5/0x2d0\n      [\u003c0000000054301fc2\u003e] bus_probe_device+0x126/0x140\n      [\u003c00000000aad93b22\u003e] device_add+0x810/0x1130\n      [\u003c00000000c086a53f\u003e] i2c_new_client_device+0x352/0x4e0\n      [\u003c000000003c2c248c\u003e] of_i2c_register_device+0xf1/0x110\n      [\u003c00000000ffec4177\u003e] of_i2c_notify+0x100/0x160\n  unreferenced object 0xffff88812d3675c8 (size 8):\n    comm \"python3\", pid 349, jiffies 4294741070 (age 95.692s)\n    hex dump (first 8 bytes):\n      22 00 36 2d 81 88 ff ff                          \".6-....\n    backtrace:\n      [\u003c0000000068427125\u003e] __kmalloc+0x46/0x1b0\n      [\u003c0000000090180f91\u003e] raydium_i2c_send+0xd4/0x2bf [raydium_i2c_ts]\n      [\u003c000000001d5c9620\u003e] raydium_i2c_initialize.cold+0x223/0x3e4 [raydium_i2c_ts]\n      [\u003c00000000dc6fcf38\u003e] raydium_i2c_probe+0x3cd/0x6bc [raydium_i2c_ts]\n      [\u003c00000000a310de16\u003e] i2c_device_probe+0x651/0x680\n      [\u003c00000000f5a96bf3\u003e] really_probe+0x17c/0x3f0\n      [\u003c00000000096ba499\u003e] __driver_probe_device+0xe3/0x170\n      [\u003c00000000c5acb4d9\u003e] driver_probe_device+0x49/0x120\n      [\u003c00000000264fe082\u003e] __device_attach_driver+0xf7/0x150\n      [\u003c00000000f919423c\u003e] bus_for_each_drv+0x114/0x180\n      [\u003c00000000e067feca\u003e] __device_attach+0x1e5/0x2d0\n      [\u003c0000000054301fc2\u003e] bus_probe_device+0x126/0x140\n      [\u003c00000000aad93b22\u003e] device_add+0x810/0x1130\n      [\u003c00000000c086a53f\u003e] i2c_new_client_device+0x352/0x4e0\n      [\u003c000000003c2c248c\u003e] of_i2c_register_device+0xf1/0x110\n      [\u003c00000000ffec4177\u003e] of_i2c_notify+0x100/0x160\n\nAfter BANK_SWITCH command from i2c BUS, no matter success or error\nhappened, the tx_buf should be freed.","modified":"2026-04-11T11:56:35.823035Z","published":"2024-10-21T20:06:11.482Z","related":["SUSE-SU-2024:3983-1","SUSE-SU-2024:3985-1","SUSE-SU-2024:4082-1","SUSE-SU-2024:4131-1","SUSE-SU-2024:4364-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48995.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/097c1c7a28e3da8f2811ba532be6e81faab15aab"},{"type":"WEB","url":"https://git.kernel.org/stable/c/53b9b1201e34ccc895971218559123625c56fbcd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8c9a59939deb4bfafdc451100c03d1e848b4169b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a82869ac52f3d9db4b2cf8fd41edc2dee7a75a61"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48995.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-48995"},{"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":"3b384bd6c3f2d6d3526c77bfb264dfbaf737bc2a"},{"fixed":"a82869ac52f3d9db4b2cf8fd41edc2dee7a75a61"},{"fixed":"53b9b1201e34ccc895971218559123625c56fbcd"},{"fixed":"097c1c7a28e3da8f2811ba532be6e81faab15aab"},{"fixed":"8c9a59939deb4bfafdc451100c03d1e848b4169b"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48995.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.10.0"},{"fixed":"5.10.158"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.82"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.0.12"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48995.json"}}],"schema_version":"1.7.5"}