5.5

CVE-2023-53589

wifi: iwlwifi: mvm: don't trust firmware n_channels

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

wifi: iwlwifi: mvm: don't trust firmware n_channels

If the firmware sends us a corrupted MCC response with
n_channels much larger than the command response can be,
we might copy far too much (uninitialized) memory and
even crash if the n_channels is large enough to make it
run out of the one page allocated for the FW response.

Fix that by checking the lengths. Doing a < comparison
would be sufficient, but the firmware should be doing
it correctly, so check more strictly.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.1 < 5.4.244
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.181
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.113
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.30
Linux ≫ Linux Kernel Version >= 6.2 < 6.3.4
Linux ≫ Linux Kernel Version6.4 Updaterc1
Linux ≫ Linux Kernel Version6.4 Updaterc2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.15% 0.043
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
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/e519a404a5bbba37693cb10fa61794a5fce4fd9b
Patch
https://git.kernel.org/stable/c/d0d39bed9e95f27a246be91c5929254ac043ed30
Patch
https://git.kernel.org/stable/c/05ad5a4d421ce65652fcb24d46b7e273130240d6
Patch
https://git.kernel.org/stable/c/557ba100d8cf3661ff8d71c0b4a2cba8db555ec2
Patch
https://git.kernel.org/stable/c/c176f03350954b795322de0bfe1d7b514db41f45
Patch
https://git.kernel.org/stable/c/682b6dc29d98e857e6ca4bbc077c7dc2899b7473
Patch