5.5

CVE-2021-47445

drm/msm: Fix null pointer dereference on pointer edp

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

drm/msm: Fix null pointer dereference on pointer edp

The initialization of pointer dev dereferences pointer edp before
edp is null checked, so there is a potential null pointer deference
issue. Fix this by only dereferencing edp after edp has been null
checked.

Addresses-Coverity: ("Dereference before null check")
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.0 < 4.4.290
Linux ≫ Linux Kernel Version >= 4.5 < 4.9.288
Linux ≫ Linux Kernel Version >= 4.10 < 4.14.252
Linux ≫ Linux Kernel Version >= 4.15 < 4.19.213
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.155
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.75
Linux ≫ Linux Kernel Version >= 5.11 < 5.14.14
Linux ≫ Linux Kernel Version 5.15 Update rc1
Linux ≫ Linux Kernel Version 5.15 Update rc2
Linux ≫ Linux Kernel Version 5.15 Update rc3
Linux ≫ Linux Kernel Version 5.15 Update rc4
Linux ≫ Linux Kernel Version 5.15 Update rc5
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.23% 0.13
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 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/0cd063aa0a09822cc1620fc59a67fe2f9f6338ac
Patch
https://git.kernel.org/stable/c/2133c4fc8e1348dcb752f267a143fe2254613b34
Patch
https://git.kernel.org/stable/c/46c8ddede0273d1d132beefa9de8b820326982be
Patch
https://git.kernel.org/stable/c/7f642b93710b6b1119bdff90be01e6b5a2a5d669
Patch
https://git.kernel.org/stable/c/91a340768b012f5b910a203a805b97a345b3db37
Patch
https://git.kernel.org/stable/c/bacac7d26849c8e903ceb7466d9ce8dc3c2797eb
Patch
https://git.kernel.org/stable/c/f175b9a83e5c252d7c74acddc792840016caae0a
Patch
https://git.kernel.org/stable/c/f302be08e3de94db8863a0b2958b2bb3e8e998e6
Patch