CVE-2021-47474
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
comedi: vmk80xx: fix bulk-buffer overflow
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 985cafccbf9b7f862aa1c5ee566801e18b5161fb | affected | git | e0e6a63fd97ad95fe05dfd77268a1952551e11a7 | Unavailable | None listed |
| 985cafccbf9b7f862aa1c5ee566801e18b5161fb | affected | git | 7cfb35db607760698d299fd1cf7402dfa8f09973 | Unavailable | None listed |
| 985cafccbf9b7f862aa1c5ee566801e18b5161fb | affected | git | 0866dcaa828c21bc2f94dac00e086078f11b5772 | Unavailable | None listed |
| 985cafccbf9b7f862aa1c5ee566801e18b5161fb | affected | git | 063f576c43d589a4c153554b681d32b3f8317c7b | Unavailable | None listed |
| 985cafccbf9b7f862aa1c5ee566801e18b5161fb | affected | git | 1ae4715121a57bc6fa29fd992127b01907f2f993 | Unavailable | None listed |
| 985cafccbf9b7f862aa1c5ee566801e18b5161fb | affected | git | b7fd7f3387f070215e6be341e68eb5c087eeecc0 | Unavailable | None listed |
| 985cafccbf9b7f862aa1c5ee566801e18b5161fb | affected | git | 7b0e356189327287d0eb98ec081bd6dd97068cd3 | Unavailable | None listed |
| 985cafccbf9b7f862aa1c5ee566801e18b5161fb | affected | git | 47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2 | Unavailable | None listed |
| 985cafccbf9b7f862aa1c5ee566801e18b5161fb | affected | git | 78cdfd62bd54af615fba9e3ca1ba35de39d3871d | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.6.31 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 2.6.31 | Unavailable | None listed |
| 4.4.292 | unaffected | semver | Unavailable | 4.4.* | None listed |
| 4.9.290 | unaffected | semver | Unavailable | 4.9.* | None listed |
| 4.14.255 | unaffected | semver | Unavailable | 4.14.* | None listed |
| 4.19.217 | unaffected | semver | Unavailable | 4.19.* | None listed |
| 5.4.159 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.79 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.14.18 | unaffected | semver | Unavailable | 5.14.* | None listed |
| 5.15.2 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 5.16 | unaffected | original_commit_for_fix | Unavailable | * | None listed |