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Status published
Medium
CVE-2021-47495
usbnet: sanity check for maxpacket
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: usbnet: sanity check for maxpacket maxpacket of 0 makes no sense and oopses as we need to divide by it. Give up. V2: fixed typo in log and stylistic issues
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/b9eba0a4a527e04d712f0e0401e5391ef124b33e
- https://git.kernel.org/stable/c/524f333e98138d909a0a0c574a9ff6737dce2767
- https://git.kernel.org/stable/c/74b3b27cf9fecce00cd8918b7882fd81191d0aa4
- https://git.kernel.org/stable/c/002d82227c0abe29118cf80f7e2f396b22d448ed
- https://git.kernel.org/stable/c/492140e45d2bf27c1014243f8616a9b612144e20
- https://git.kernel.org/stable/c/693ecbe8f799405f8775719deedb1f76265d375a
- https://git.kernel.org/stable/c/7e8b6a4f18edee070213cb6a77118e8a412253c5
- https://git.kernel.org/stable/c/397430b50a363d8b7bdda00522123f82df6adc5e
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Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, 2.6.12, 0, 4.4.291, 4.9.289, 4.14.254, 4.19.215, 5.4.157, 5.10.77, 5.14.16, 5.15
Timeline
Official Publish:
May 22nd, 2024
Last Modified:
May 11th, 2026
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.