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.
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No vendor fix or workaround currently provided.
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Tracking
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| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-4327-1 | linux security update |
EUVD |
EUVD-2021-33718 | 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. |
Ubuntu USN |
USN-6831-1 | Linux kernel vulnerabilities |
Mon, 03 Nov 2025 18:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
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Thu, 28 Aug 2025 14:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
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Wed, 19 Mar 2025 16:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Linux
Linux linux Kernel |
|
| Weaknesses | CWE-401 | |
| CPEs | 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:*:*:*:*:*:* |
|
| Vendors & Products |
Linux
Linux linux Kernel |
Mon, 04 Nov 2024 19:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
cvssV3_1
|
cvssV3_1
|
Mon, 04 Nov 2024 13:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2026-05-11T13:47:29.928Z
Reserved: 2024-02-29T22:33:44.296Z
Link: CVE-2021-47070
Updated: 2025-11-03T17:30:51.887Z
Status : Modified
Published: 2024-03-01T22:15:46.920
Modified: 2025-11-03T18:15:37.903
Link: CVE-2021-47070
OpenCVE Enrichment
No data.
Debian DLA
EUVD
Ubuntu USN