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CVE-2021-22555
Published: Jul 7, 2021
Modified: Dec 30, 2025
PUBLISHED
CVSS v3.1
8.3
HIGH
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
| Vendor | Product | Versions |
|---|---|---|
n/a | Linux Kernel | affected 2.6.19-rc1 - < unspecified |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
References
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