Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
A logic bug flaw was found in Linux kernel before 5.8-rc1 in the implementation of SSBD. A bug in the logic handling allows an attacker with a local account to disable SSBD protection during a context switch when additional speculative execution mitigations are in place. This issue was introduced when the per task/process conditional STIPB switching was added on top of the existing SSBD switching. The highest threat from this vulnerability is to confidentiality.
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Vulnerability Type
预期行为违背
Vulnerability Title
Linux kernel scheduler 安全漏洞
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。 Linux kernel中的Linux scheduler存在安全漏洞。攻击者可利用该漏洞关闭SSBD保护。
CVSS Information
N/A
Vulnerability Type
N/A