Vulnerability Details : CVE-2021-47138
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.
Products affected by CVE-2021-47138
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Exploit prediction scoring system (EPSS) score for CVE-2021-47138
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 13 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-47138
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
N/A
|
N/A
|
RedHat-CVE-2021-47138 | 2024-03-25 |
References for CVE-2021-47138
-
https://git.kernel.org/stable/c/88c380df84fbd03f9b137c2b9d0a44b9f2f553b0
cxgb4: avoid accessing registers when clearing filters - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/285207a558ab456aa7d8aa877ecc7e91fcc51710
cxgb4: avoid accessing registers when clearing filters - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/02f03883fdb10ad7e66717c70ea163a8d27ae6e7
cxgb4: avoid accessing registers when clearing filters - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/0bf49b3c8d8b3a43ce09f1b2db70e5484d31fcdf
cxgb4: avoid accessing registers when clearing filters - kernel/git/stable/linux.git - Linux kernel stable tree
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