5.5

CVE-2022-48756

drm/msm/dsi: invalid parameter check in msm_dsi_phy_enable

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

drm/msm/dsi: invalid parameter check in msm_dsi_phy_enable

The function performs a check on the "phy" input parameter, however, it
is used before the check.

Initialize the "dev" variable after the sanity check to avoid a possible
NULL pointer dereference.

Addresses-Coverity-ID: 1493860 ("Null pointer dereference")
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.3 < 4.14.265
Linux ≫ Linux Kernel Version >= 4.15 < 4.19.228
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.176
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.96
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.19
Linux ≫ Linux Kernel Version >= 5.16 < 5.16.5
Linux ≫ Linux Kernel Version5.17 Updaterc1
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.21% 0.111
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://git.kernel.org/stable/c/2b7e7df1eacd280e561ede3e977853606871c951
Patch
https://git.kernel.org/stable/c/56480fb10b976581a363fd168dc2e4fbee87a1a7
Patch
https://git.kernel.org/stable/c/581317b1f001b7509041544d7019b75571daa100
Patch
https://git.kernel.org/stable/c/5e761a2287234bc402ba7ef07129f5103bcd775c
Patch
https://git.kernel.org/stable/c/6d9f8ba28f3747ca0f910a363e46f1114856dbbe
Patch
https://git.kernel.org/stable/c/79c0b5287ded74f4eacde4dfd8aa0a76cbd853b5
Patch
https://git.kernel.org/stable/c/ca63eeb70fcb53c42e1fe54e1735a54d8e7759fd
Patch