CVE-2021-47251 - OpenCVE

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]

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

References

Link	Providers
https://git.kernel.org/stable/c/5a1cd67a801cf5ef989c4783e07b86a25b143126
https://git.kernel.org/stable/c/d1b949c70206178b12027f66edc088d40375b5cb
https://git.kernel.org/stable/c/e298aa358f0ca658406d524b6639fe389cb6e11e
https://lore.kernel.org/linux-cve-announce/2024052144-CVE-2021-47251-8504@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2021-47251
https://www.cve.org/CVERecord?id=CVE-2021-47251

History

Mon, 04 Nov 2024 12:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-05-21T14:19:47.534Z

Updated: 2024-11-04T12:02:19.428Z

Reserved: 2024-04-10T18:59:19.537Z

Link: CVE-2021-47251

Vulnrichment

Updated: 2024-08-04T05:32:08.012Z

NVD

Status : Awaiting Analysis

Published: 2024-05-21T15:15:14.007

Modified: 2024-05-21T16:54:26.047

Link: CVE-2021-47251

Redhat

Severity : Moderate

Publid Date: 2024-05-21T00:00:00Z

Links: CVE-2021-47251 - Bugzilla

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