7.1

CVE-2021-47138

cxgb4: avoid accessing registers when clearing filters

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

cxgb4: avoid accessing registers when clearing filters

Hardware register having the server TID base can contain
invalid values when adapter is in bad state (for example,
due to AER fatal error). Reading these invalid values in the
register can lead to out-of-bound memory access. So, fix
by using the saved server TID base when clearing filters.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.2 < 5.4.124
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.42
Linux ≫ Linux Kernel Version >= 5.11 < 5.12.9
Linux ≫ Linux Kernel Version5.13 Updaterc1
Linux ≫ Linux Kernel Version5.13 Updaterc2
Linux ≫ Linux Kernel Version5.13 Updaterc3
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.24% 0.153
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-787 Out-of-bounds Write

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

https://git.kernel.org/stable/c/02f03883fdb10ad7e66717c70ea163a8d27ae6e7
Patch
https://git.kernel.org/stable/c/0bf49b3c8d8b3a43ce09f1b2db70e5484d31fcdf
Patch
https://git.kernel.org/stable/c/285207a558ab456aa7d8aa877ecc7e91fcc51710
Patch
https://git.kernel.org/stable/c/88c380df84fbd03f9b137c2b9d0a44b9f2f553b0
Patch