CVE-2021-47306
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)
net: fddi: fix UAF in fza_probe
In the Linux kernel, the following vulnerability has been resolved: net: fddi: fix UAF in fza_probe fp is netdev private data and it cannot be used after free_netdev() call. Using fp after free_netdev() can cause UAF bug. Fix it by moving free_netdev() after error message. TURBOchannel adapter")
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) |
|---|---|---|---|---|---|
| 61414f5ec9834df8aa4f55c90de16b71a3d6ca8d | affected | git | 04b06716838bfc26742dbed3ae1d3697fe5317ee | Unavailable | None listed |
| 61414f5ec9834df8aa4f55c90de16b71a3d6ca8d | affected | git | f33605908a9b6063525e9f68e62d739948c5fccf | Unavailable | None listed |
| 61414f5ec9834df8aa4f55c90de16b71a3d6ca8d | affected | git | bdfbb51f7a437ae8ea91317a5c133ec13adf3c47 | Unavailable | None listed |
| 61414f5ec9834df8aa4f55c90de16b71a3d6ca8d | affected | git | deb7178eb940e2c5caca1b1db084a69b2e59b4c9 | 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) |
|---|---|---|---|---|---|
| 4.20 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 4.20 | Unavailable | None listed |
| 5.4.135 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.53 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.13.5 | unaffected | semver | Unavailable | 5.13.* | None listed |
| 5.14 | unaffected | original_commit_for_fix | Unavailable | * | None listed |