Vulnerability Details : CVE-2021-47526
In the Linux kernel, the following vulnerability has been resolved:
serial: liteuart: Fix NULL pointer dereference in ->remove()
drvdata has to be set in _probe() - otherwise platform_get_drvdata()
causes null pointer dereference BUG in _remove().
Vulnerability category: Memory Corruption
Products affected by CVE-2021-47526
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-47526
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 11 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-47526
| 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 | 2024-06-10 |
CWE ids for CVE-2021-47526
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-47526
-
https://git.kernel.org/stable/c/189c99c629bbf85916c02c153f904649cc0a9d7f
serial: liteuart: Fix NULL pointer dereference in ->remove() - kernel/git/stable/linux.git - Linux kernel stable treePatch
-
https://git.kernel.org/stable/c/0f55f89d98c8b3e12b4f55f71c127a173e29557c
serial: liteuart: Fix NULL pointer dereference in ->remove() - kernel/git/stable/linux.git - Linux kernel stable treePatch
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