ACPI: CPPC: Avoid out of bounds access when parsing _CPC data
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.3%
exploitation probability
0.3%top 81% of all CVEs
observed exploitation
nono source reports it
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/
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/28d5387c1994f5e1e0d41b30a1f3dd6e1f609252https://git.kernel.org/stable/c/40d8abf364bcab23bc715a9221a3c8623956257bhttps://git.kernel.org/stable/c/97b5593fd1b182b3fdb180b6bbe64ec09669988bhttps://git.kernel.org/stable/c/b3f15609ffa521de12244cd6af24002030dda3f5https://git.kernel.org/stable/c/b80b19b32a432c9eee1cd200ef7aaddf608f54d1https://git.kernel.org/stable/c/cb249f8c00f40dba83b7da8207ac14ca46e9ec9ehttps://git.kernel.org/stable/c/d208ea44e25b31db5a4d5e8c31df51787a3e9303https://git.kernel.org/stable/c/d7339f2a3938fb56b5f28d53f5345900b5fa0e74https://git.kernel.org/stable/c/e5b681822cac1f8093759b02e16c06b2c64b6788