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WS-2021-0269

Good to know:

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Date: May 31, 2021

Linux/Kernel in versions v5.12-rc1-dontuse to v5.12.4 is vulnerable to overflow in overflow_handler hook

Language: C

Severity Score

Related Resources (2)

https://github.com/gregkh/linux/commit/3ed8832aeaa9a37b0fc386bb72ff604352567c80
https://www.mend.io/vulnerability-database/WS-2021-0269

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

Top Fix

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Upgrade Version

Upgrade to version v5.12.5

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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