Linux Kernel privilege escalation | CVE-2022-1966
NAME
Linux Kernel privilege escalation
- Platforms Affected:
Linux Kernel 5.15 - Risk Level:
7.8 - Exploitability:
Proof of Concept - Consequences:
Gain Privileges
DESCRIPTION
Linux Kernel could allow a local authenticated attacker to gain elevated privileges on the system, caused by a use-after-free write flaw in the netfilter subsystem. By executing a specially-crafted program, an authenticated attacker could exploit this vulnerability to gain elevated privileges.
CVSS 3.0 Information
- Privileges Required: Low
- User Interaction: None
- Scope: Unchanged
- Access Vector: Local
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Refer to Linux Kernel GIT Repository for patch, upgrade or suggested workaround information. See References.
- Reference Link:
https://seclists.org/oss-sec/2022/q2/159 - Reference Link:
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/net/netfilter?id=520778042ccca019f3ffa136dd0ca565c486cedd
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