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LIN1021-782 : Security Advisory - linux - CVE-2021-22555

Created: Jul 7, 2021    Updated: Jul 14, 2021
Resolved Date: Jul 13, 2021
Found In Version: 10.21.20.1
Fix Version: 10.21.20.1
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Userspace

Description

A heap out-of-bounds write affecting Linux since v2.6.19-rc1 was discovered in net/netfilter/x_tables.c. This allows an attacker to gain privileges or cause a DoS (via heap memory corruption) through user name space

CREATE(Triage):(User=admin) [CVE-2021-22555|https://nvd.nist.gov/vuln/detail/CVE-2021-22555]

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