7.1

CVE-2022-49145

ACPI: CPPC: Avoid out of bounds access when parsing _CPC data

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

ACPI: CPPC: Avoid out of bounds access when parsing _CPC data

If the NumEntries field in the _CPC return package is less than 2, do
not attempt to access the "Revision" element of that package, because
it may not be present then.

BugLink: https://lore.kernel.org/lkml/20220322143534.GC32582@xsang-OptiPlex-9020/
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.4 < 4.9.311
Linux ≫ Linux Kernel Version >= 4.10 < 4.14.276
Linux ≫ Linux Kernel Version >= 4.15 < 4.19.238
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.189
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.110
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.33
Linux ≫ Linux Kernel Version >= 5.16 < 5.16.19
Linux ≫ Linux Kernel Version >= 5.17 < 5.17.2
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.26% 0.178
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.1 1.8 5.2
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

https://git.kernel.org/stable/c/28d5387c1994f5e1e0d41b30a1f3dd6e1f609252
Patch
https://git.kernel.org/stable/c/40d8abf364bcab23bc715a9221a3c8623956257b
Patch
https://git.kernel.org/stable/c/97b5593fd1b182b3fdb180b6bbe64ec09669988b
Patch
https://git.kernel.org/stable/c/b3f15609ffa521de12244cd6af24002030dda3f5
Patch
https://git.kernel.org/stable/c/b80b19b32a432c9eee1cd200ef7aaddf608f54d1
Patch
https://git.kernel.org/stable/c/cb249f8c00f40dba83b7da8207ac14ca46e9ec9e
Patch
https://git.kernel.org/stable/c/d208ea44e25b31db5a4d5e8c31df51787a3e9303
Patch
https://git.kernel.org/stable/c/d7339f2a3938fb56b5f28d53f5345900b5fa0e74
Patch
https://git.kernel.org/stable/c/e5b681822cac1f8093759b02e16c06b2c64b6788
Patch