CVE-2022-49460

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Source
https://cve.org/CVERecord?id=CVE-2022-49460
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49460.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-49460
Downstream
Related
Published
2025-02-26T02:13:07.635Z
Modified
2026-08-12T03:30:29.900844348Z
Summary
PM / devfreq: rk3399_dmc: Disable edev on remove()
Details

In the Linux kernel, the following vulnerability has been resolved:

PM / devfreq: rk3399_dmc: Disable edev on remove()

Otherwise we hit an unablanced enable-count when unbinding the DFI device:

[ 1279.659119] ------------[ cut here ]------------ [ 1279.659179] WARNING: CPU: 2 PID: 5638 at drivers/devfreq/devfreq-event.c:360 devfreqeventremoveedev+0x84/0x8c ... [ 1279.659352] Hardware name: Google Kevin (DT) [ 1279.659363] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO BTYPE=--) [ 1279.659371] pc : devfreqeventremoveedev+0x84/0x8c [ 1279.659380] lr : devmdevfreqeventrelease+0x1c/0x28 ... [ 1279.659571] Call trace: [ 1279.659582] devfreqeventremoveedev+0x84/0x8c [ 1279.659590] devmdevfreqeventrelease+0x1c/0x28 [ 1279.659602] releasenodes+0x1cc/0x244 [ 1279.659611] devresreleaseall+0x44/0x60 [ 1279.659621] devicereleasedriverinternal+0x11c/0x1ac [ 1279.659629] devicedriverdetach+0x20/0x2c [ 1279.659641] unbindstore+0x7c/0xb0 [ 1279.659650] drvattrstore+0x2c/0x40 [ 1279.659663] sysfskfwrite+0x44/0x58 [ 1279.659672] kernfsfopwriteiter+0xf4/0x190 [ 1279.659684] vfswrite+0x2b0/0x2e4 [ 1279.659693] ksys_write+0x80/0xec [ 1279.659701] __arm64syswrite+0x24/0x30 [ 1279.659714] el0svccommon+0xf0/0x1d8 [ 1279.659724] doel0svccompat+0x28/0x3c [ 1279.659738] el0svccompat+0x10/0x1c [ 1279.659746] el0synccompathandler+0xa8/0xcc [ 1279.659758] el0synccompat+0x188/0x1c0 [ 1279.659768] ---[ end trace cec200e5094155b4 ]---

Database specific 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49460.json"
}
References

Affected packages

Git / 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
5a893e31a636cca3798af2db5aee8d3d144b1e1e
Fixed
664736e2cc09e504ce58ec61164d029d1f2651bb
Fixed
a0180e324a9a63de8f770da300477b48cb4a53f1
Fixed
86b091b6894c449d2734de7aa7d79ccb33ffd97d
Fixed
cb1be1d4be18fe286ba5a67d928598378fd7fbe5
Fixed
fb089b6f21de03a685dd31df3789bbb01c59f8e3
Fixed
a9c2b23a7ac6ab19214cad8cac8af8608a4d9cef
Fixed
2fccf9e6050e0e3b8b4cd275d41daf7f7fa22804

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49460.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
4.9.0
Fixed
4.19.247
Type
ECOSYSTEM
Events
Introduced
4.20.0
Fixed
5.4.198
Type
ECOSYSTEM
Events
Introduced
5.5.0
Fixed
5.10.121
Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.15.46
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
5.17.14
Type
ECOSYSTEM
Events
Introduced
5.18.0
Fixed
5.18.3

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49460.json"