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WS-2021-0334

Good to know:

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Date: May 31, 2021

Linux/Kernel in versions v5.13-rc1 to v5.13-rc6 is vulnerable to out of bounds when parsing TCP options

Language: C

Severity Score

Related Resources (2)

https://github.com/gregkh/linux/commit/6defc77d48eff74075b80ad5925061b2fc010d98
https://www.mend.io/vulnerability-database/WS-2021-0334

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Top Fix

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Upgrade Version

Upgrade to version linux-libc-headers - 5.8;linux-yocto - 4.8.26+gitAUTOINC+1c60e003c7_27efc3ba68;linux-yocto - 4.10+gitAUTOINC+805ea440c7_b259a5d744

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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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