Input: raydium_ts_i2c - fix memory leak in raydium_i2c_send()

Description

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): comm "python3", pid 349, jiffies 4294741067 (age 95.695s) hex dump (first 8 bytes): 11 0e 10 c0 01 00 04 00 ........ backtrace: [<0000000068427125>] __kmalloc+0x46/0x1b0 [<0000000090180f91>] raydium_i2c_send+0xd4/0x2bf [raydium_i2c_ts] [<000000006e631aee>] raydium_i2c_initialize.cold+0xbc/0x3e4 [raydium_i2c_ts] [<00000000dc6fcf38>] raydium_i2c_probe+0x3cd/0x6bc [raydium_i2c_ts] [<00000000a310de16>] i2c_device_probe+0x651/0x680 [<00000000f5a96bf3>] really_probe+0x17c/0x3f0 [<00000000096ba499>] __driver_probe_device+0xe3/0x170 [<00000000c5acb4d9>] driver_probe_device+0x49/0x120 [<00000000264fe082>] __device_attach_driver+0xf7/0x150 [<00000000f919423c>] bus_for_each_drv+0x114/0x180 [<00000000e067feca>] __device_attach+0x1e5/0x2d0 [<0000000054301fc2>] bus_probe_device+0x126/0x140 [<00000000aad93b22>] device_add+0x810/0x1130 [<00000000c086a53f>] i2c_new_client_device+0x352/0x4e0 [<000000003c2c248c>] of_i2c_register_device+0xf1/0x110 [<00000000ffec4177>] of_i2c_notify+0x100/0x160 unreferenced object 0xffff88812d3675c8 (size 8): comm "python3", pid 349, jiffies 4294741070 (age 95.692s) hex dump (first 8 bytes): 22 00 36 2d 81 88 ff ff ".6-.... backtrace: [<0000000068427125>] __kmalloc+0x46/0x1b0 [<0000000090180f91>] raydium_i2c_send+0xd4/0x2bf [raydium_i2c_ts] [<000000001d5c9620>] raydium_i2c_initialize.cold+0x223/0x3e4 [raydium_i2c_ts] [<00000000dc6fcf38>] raydium_i2c_probe+0x3cd/0x6bc [raydium_i2c_ts] [<00000000a310de16>] i2c_device_probe+0x651/0x680 [<00000000f5a96bf3>] really_probe+0x17c/0x3f0 [<00000000096ba499>] __driver_probe_device+0xe3/0x170 [<00000000c5acb4d9>] driver_probe_device+0x49/0x120 [<00000000264fe082>] __device_attach_driver+0xf7/0x150 [<00000000f919423c>] bus_for_each_drv+0x114/0x180 [<00000000e067feca>] __device_attach+0x1e5/0x2d0 [<0000000054301fc2>] bus_probe_device+0x126/0x140 [<00000000aad93b22>] device_add+0x810/0x1130 [<00000000c086a53f>] i2c_new_client_device+0x352/0x4e0 [<000000003c2c248c>] of_i2c_register_device+0xf1/0x110 [<00000000ffec4177>] of_i2c_notify+0x100/0x160 After BANK_SWITCH command from i2c BUS, no matter success or error happened, the tx_buf should be freed.

Scores

EPSS (exploitation in 30 days)

0.24% · top 86% of all CVEs (6 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Weakness

• CWE-401 (opens in a new tab)All about CWE-401 and its CVEs

Affected products

• Linux · Linux

  • affected 3b384bd6c3f2d6d3526c77bfb264dfbaf737bc2a – < a82869ac52f3d9db4b2cf8fd41edc2dee7a75a61
  • affected 3b384bd6c3f2d6d3526c77bfb264dfbaf737bc2a – < 53b9b1201e34ccc895971218559123625c56fbcd
  • affected 3b384bd6c3f2d6d3526c77bfb264dfbaf737bc2a – < 097c1c7a28e3da8f2811ba532be6e81faab15aab
  • affected 3b384bd6c3f2d6d3526c77bfb264dfbaf737bc2a – < 8c9a59939deb4bfafdc451100c03d1e848b4169b

• Linux · Linux

  • affected 5.10
  • unaffected < 5.10
  • unaffected 5.10.158 – ≤ 5.10.*
  • unaffected 5.15.82 – ≤ 5.15.*
  • unaffected 6.0.12 – ≤ 6.0.*
  • unaffected 6.1 – ≤ *

References (4)

• https://git.kernel.org/stable/c/a82869ac52f3d9db4b2cf8fd41edc2dee7a75a61 (opens in a new tab)
• https://git.kernel.org/stable/c/53b9b1201e34ccc895971218559123625c56fbcd (opens in a new tab)
• https://git.kernel.org/stable/c/097c1c7a28e3da8f2811ba532be6e81faab15aab (opens in a new tab)
• https://git.kernel.org/stable/c/8c9a59939deb4bfafdc451100c03d1e848b4169b (opens in a new tab)

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2022-48995](https://trackcve.app/badge/CVE-2022-48995.svg)](https://trackcve.app/cve/CVE-2022-48995)

Record last updated 11 May 2026, 18:51 UTC.