CVEvulnerability
CVE-2021-47474
7.8 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2024-05-22
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-787
Description
In the Linux kernel, the following vulnerability has been resolved:
comedi: vmk80xx: fix bulk-buffer overflow
The driver is using endpoint-sized buffers but must not assume that the
tx and rx buffers are of equal size or a malicious device could overflow
the slab-allocated receive buffer when doing bulk transfers.
Affected configurations
• linux linux kernel (>= 2.6.31 < 4.4.292)
• linux linux kernel (>= 4.5 < 4.9.290)
• linux linux kernel (>= 4.10 < 4.14.255)
• linux linux kernel (>= 4.15 < 4.19.217)
• linux linux kernel (>= 4.20 < 5.4.159)
• linux linux kernel (>= 5.5 < 5.10.79)
• linux linux kernel (>= 5.11 < 5.14.18)
• linux linux kernel (>= 5.15 < 5.15.2)
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7b Patch
- https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772 Patch
- https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993 Patch
- https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2 Patch
- https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871d Patch
- https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3 Patch
- https://git.kernel.org/stable/c/7cfb35db607760698d299fd1cf7402dfa8f09973 Patch
- https://git.kernel.org/stable/c/b7fd7f3387f070215e6be341e68eb5c087eeecc0 Patch
- https://git.kernel.org/stable/c/e0e6a63fd97ad95fe05dfd77268a1952551e11a7 Patch
- https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7b Patch
- https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772 Patch
- https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993 Patch
- https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2 Patch
- https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871d Patch
- https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3 Patch
- https://git.kernel.org/stable/c/7cfb35db607760698d299fd1cf7402dfa8f09973 Patch
- https://git.kernel.org/stable/c/b7fd7f3387f070215e6be341e68eb5c087eeecc0 Patch
- https://git.kernel.org/stable/c/e0e6a63fd97ad95fe05dfd77268a1952551e11a7 Patch