Vulnerability Details : CVE-2021-47135
In the Linux kernel, the following vulnerability has been resolved:
mt76: mt7921: fix possible AOOB issue in mt7921_mcu_tx_rate_report
Fix possible array out of bound access in mt7921_mcu_tx_rate_report.
Remove unnecessary varibable in mt7921_mcu_tx_rate_report
Products affected by CVE-2021-47135
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.13:rc4:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-47135
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-2021-47135
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST | 2025-02-27 |
CWE ids for CVE-2021-47135
-
The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-47135
-
https://git.kernel.org/stable/c/d874e6c06952382897d35bf4094193cd44ae91bd
mt76: mt7921: fix possible AOOB issue in mt7921_mcu_tx_rate_report - kernel/git/stable/linux.git - Linux kernel stable treePatch
-
https://git.kernel.org/stable/c/6919e8a24e70b6ba148fe07f44f835bcdd1a8d02
mt76: mt7921: fix possible AOOB issue in mt7921_mcu_tx_rate_report - kernel/git/stable/linux.git - Linux kernel stable treePatch
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