| Name | CVE-2022-48924 |
| Description | In the Linux kernel, the following vulnerability has been resolved:
thermal: int340x: fix memory leak in int3400_notify()
It is easy to hit the below memory leaks in my TigerLake platform:
unreferenced object 0xffff927c8b91dbc0 (size 32):
comm "kworker/0:2", pid 112, jiffies 4294893323 (age 83.604s)
hex dump (first 32 bytes):
4e 41 4d 45 3d 49 4e 54 33 34 30 30 20 54 68 65 NAME=INT3400 The
72 6d 61 6c 00 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b a5 rmal.kkkkkkkkkk.
backtrace:
[<ffffffff9c502c3e>] __kmalloc_track_caller+0x2fe/0x4a0
[<ffffffff9c7b7c15>] kvasprintf+0x65/0xd0
[<ffffffff9c7b7d6e>] kasprintf+0x4e/0x70
[<ffffffffc04cb662>] int3400_notify+0x82/0x120 [int3400_thermal]
[<ffffffff9c8b7358>] acpi_ev_notify_dispatch+0x54/0x71
[<ffffffff9c88f1a7>] acpi_os_execute_deferred+0x17/0x30
[<ffffffff9c2c2c0a>] process_one_work+0x21a/0x3f0
[<ffffffff9c2c2e2a>] worker_thread+0x4a/0x3b0
[<ffffffff9c2cb4dd>] kthread+0xfd/0x130
[<ffffffff9c201c1f>] ret_from_fork+0x1f/0x30
Fix it by calling kfree() accordingly. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
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