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WS-2021-0529

Good to know:

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Date: December 1, 2021

Linux/Kernel is vulnerable to use after free in rebalance_children() in ems_pcmcia_add_card() in drivers/md/persistent-data/dm-btree-remove.c

Language: C

Severity Score

Related Resources (2)

https://github.com/gregkh/linux/commit/607beb420b3fe23b948a9bf447d993521a02fbbb
https://www.mend.io/vulnerability-database/WS-2021-0529

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

Top Fix

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Upgrade Version

Upgrade to version linux-yocto - 4.8.26+gitAUTOINC+1c60e003c7_27efc3ba68;linux-yocto - 4.10+gitAUTOINC+805ea440c7_b259a5d744;linux-libc-headers - 5.14

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CVSS v3.1

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

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