Vulnerability Details : CVE-2021-47070
In the Linux kernel, the following vulnerability has been resolved:
uio_hv_generic: Fix another memory leak in error handling paths
Memory allocated by 'vmbus_alloc_ring()' at the beginning of the probe
function is never freed in the error handling path.
Add the missing 'vmbus_free_ring()' call.
Note that it is already freed in the .remove function.
Products affected by CVE-2021-47070
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Exploit prediction scoring system (EPSS) score for CVE-2021-47070
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 9 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-47070
| 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:H/I:N/A:N |
1.8
|
3.6
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2024-11-04 |
References for CVE-2021-47070
-
https://git.kernel.org/stable/c/0b0226be3a52dadd965644bc52a807961c2c26df
uio_hv_generic: Fix another memory leak in error handling paths - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/5f59240cf25b2f7a0fdffc2701482a70310fec07
uio_hv_generic: Fix another memory leak in error handling paths - kernel/git/stable/linux.git - Linux kernel stable tree
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