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CVE-2020-10767

Quick assessment

Affected
Linux Kernel kernel
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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中存在安全漏洞。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。

CVSS 5.5 · Medium EPSS 0.37% · P29

Possible ATT&CK Techniques 1 AI

T1055 · Process Injection
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I. Basic Information for CVE-2020-10767

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in the Linux kernel before 5.8-rc1 in the implementation of the Enhanced IBPB (Indirect Branch Prediction Barrier). The IBPB mitigation will be disabled when STIBP is not available or when the Enhanced Indirect Branch Restricted Speculation (IBRS) is available. This flaw allows a local attacker to perform a Spectre V2 style attack when this configuration is active. The highest threat from this vulnerability is to confidentiality.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
预期行为违背
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
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中存在安全漏洞。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Kernel kernel before 5.8-rc1 -

II. Public POCs for CVE-2020-10767

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III. Intelligence Information for CVE-2020-10767

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Patches & Fixes for CVE-2020-10767 (1)

Vendor Advisories for CVE-2020-10767 (1)

Same Patch Batch · Linux Kernel · 2020-09-15 · 6 CVEs total

CVE-2020-10766 5.5 MEDIUM Linux kernel scheduler 安全漏洞
CVE-2020-10768 5.5 MEDIUM Linux kernel 安全漏洞
CVE-2020-14314 5.5 MEDIUM Linux kernel 缓冲区错误漏洞
CVE-2020-14385 5.5 MEDIUM Linux kernel 代码问题漏洞
CVE-2020-14304 4.4 MEDIUM Linux kernel 安全漏洞

IV. Related Vulnerabilities

Same product: kernel
Same vendor: Linux Kernel
Same weakness: CWE-440

V. Comments for CVE-2020-10767

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