CVE-2021-47251
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)
mac80211: fix skb length check in ieee80211_scan_rx()
In the Linux kernel, the following vulnerability has been resolved: mac80211: fix skb length check in ieee80211_scan_rx() Replace hard-coded compile-time constants for header length check with dynamic determination based on the frame type. Otherwise, we hit a validation WARN_ON in cfg80211 later. [style fixes, reword commit message]
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) |
|---|---|---|---|---|---|
| cd418ba63f0c2f6157f35a41c9accc6ecb52590a | affected | git | 5a1cd67a801cf5ef989c4783e07b86a25b143126 | Unavailable | None listed |
| cd418ba63f0c2f6157f35a41c9accc6ecb52590a | affected | git | d1b949c70206178b12027f66edc088d40375b5cb | Unavailable | None listed |
| cd418ba63f0c2f6157f35a41c9accc6ecb52590a | affected | git | e298aa358f0ca658406d524b6639fe389cb6e11e | 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) |
|---|---|---|---|---|---|
| 5.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.10 | Unavailable | None listed |
| 5.10.46 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.12.13 | unaffected | semver | Unavailable | 5.12.* | None listed |
| 5.13 | unaffected | original_commit_for_fix | Unavailable | * | None listed |