Vulnerability Details : CVE-2021-47415
In the Linux kernel, the following vulnerability has been resolved:
iwlwifi: mvm: Fix possible NULL dereference
In __iwl_mvm_remove_time_event() check that 'te_data->vif' is NULL
before dereferencing it.
Products affected by CVE-2021-47415
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.15:rc4:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-47415
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 7 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-47415
| 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 |
1.8
|
3.6
|
NIST | 2024-12-31 |
CWE ids for CVE-2021-47415
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-47415
-
https://git.kernel.org/stable/c/432d8185e9ffce97e3866ca71c39b0807a456920
iwlwifi: mvm: Fix possible NULL dereference - kernel/git/stable/linux.git - Linux kernel stable treePatch
-
https://git.kernel.org/stable/c/24d5f16e407b75bc59d5419b957a9cab423b2681
iwlwifi: mvm: Fix possible NULL dereference - kernel/git/stable/linux.git - Linux kernel stable treePatch
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