{"id":"CVE-2022-48995","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-48995","generatedAt":"2026-10-27T19:39:53.382Z","title":"In the Linux kernel, the following vulnerability has been resolved: Input: raydium_ts_i2c - fix memory leak in raydium_i2c_send() There is a kmemleak when test the raydium_i2c_ts with bpf mock device: unreferenced object 0xffff88812d3675a0 (size 8):…","description":"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      [<0000000068427125>] __kmalloc+0x46/0x1b0\n      [<0000000090180f91>] raydium_i2c_send+0xd4/0x2bf [raydium_i2c_ts]\n      [<000000006e631aee>] raydium_i2c_initialize.cold+0xbc/0x3e4 [raydium_i2c_ts]\n      [<00000000dc6fcf38>] raydium_i2c_probe+0x3cd/0x6bc [raydium_i2c_ts]\n      [<00000000a310de16>] i2c_device_probe+0x651/0x680\n      [<00000000f5a96bf3>] really_probe+0x17c/0x3f0\n      [<00000000096ba499>] __driver_probe_device+0xe3/0x170\n      [<00000000c5acb4d9>] driver_probe_device+0x49/0x120\n      [<00000000264fe082>] __device_attach_driver+0xf7/0x150\n      [<00000000f919423c>] bus_for_each_drv+0x114/0x180\n      [<00000000e067feca>] __device_attach+0x1e5/0x2d0\n      [<0000000054301fc2>] bus_probe_device+0x126/0x140\n      [<00000000aad93b22>] device_add+0x810/0x1130\n      [<00000000c086a53f>] i2c_new_client_device+0x352/0x4e0\n      [<000000003c2c248c>] of_i2c_register_device+0xf1/0x110\n      [<00000000ffec4177>] 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      [<0000000068427125>] __kmalloc+0x46/0x1b0\n      [<0000000090180f91>] raydium_i2c_send+0xd4/0x2bf [raydium_i2c_ts]\n      [<000000001d5c9620>] raydium_i2c_initialize.cold+0x223/0x3e4 [raydium_i2c_ts]\n      [<00000000dc6fcf38>] raydium_i2c_probe+0x3cd/0x6bc [raydium_i2c_ts]\n      [<00000000a310de16>] i2c_device_probe+0x651/0x680\n      [<00000000f5a96bf3>] really_probe+0x17c/0x3f0\n      [<00000000096ba499>] __driver_probe_device+0xe3/0x170\n      [<00000000c5acb4d9>] driver_probe_device+0x49/0x120\n      [<00000000264fe082>] __device_attach_driver+0xf7/0x150\n      [<00000000f919423c>] bus_for_each_drv+0x114/0x180\n      [<00000000e067feca>] __device_attach+0x1e5/0x2d0\n      [<0000000054301fc2>] bus_probe_device+0x126/0x140\n      [<00000000aad93b22>] device_add+0x810/0x1130\n      [<00000000c086a53f>] i2c_new_client_device+0x352/0x4e0\n      [<000000003c2c248c>] of_i2c_register_device+0xf1/0x110\n      [<00000000ffec4177>] 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.","published":"2024-10-21T20:15:11.000Z","lastModified":"2026-06-17T05:16:48.000Z","status":"Analyzed","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-401"],"affected":["linux/linux kernel"],"epss":{"score":0.00235,"percentile":0.14285,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.24%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/097c1c7a28e3da8f2811ba532be6e81faab15aab","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/53b9b1201e34ccc895971218559123625c56fbcd","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8c9a59939deb4bfafdc451100c03d1e848b4169b","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a82869ac52f3d9db4b2cf8fd41edc2dee7a75a61","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-48995","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}