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CVE-2020-11669

Quick assessment

Affected
n/a n/a
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基金会的开源操作系统Linux所使用的内核。 Linux kernel 5.2之前版本（powerpc平台）中存在安全漏洞，该漏洞源于arch/powerpc/kernel/idle_book3s.S文件没有保存/恢复功能来用于PNV_POWERSAVE_AMR、PNV_POWERSAVE_UAMOR和PNV_POWERSAVE_AMOR。攻击者可利用该漏洞造成拒绝服务。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.50% · P40

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2020-11669

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in the Linux kernel before 5.2 on the powerpc platform. arch/powerpc/kernel/idle_book3s.S does not have save/restore functionality for PNV_POWERSAVE_AMR, PNV_POWERSAVE_UAMOR, and PNV_POWERSAVE_AMOR, aka CID-53a712bae5dd.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
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基金会的开源操作系统Linux所使用的内核。 Linux kernel 5.2之前版本（powerpc平台）中存在安全漏洞，该漏洞源于arch/powerpc/kernel/idle_book3s.S文件没有保存/恢复功能来用于PNV_POWERSAVE_AMR、PNV_POWERSAVE_UAMOR和PNV_POWERSAVE_AMOR。攻击者可利用该漏洞造成拒绝服务。
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
- n/a n/a -

II. Public POCs for CVE-2020-11669

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III. Intelligence Information for CVE-2020-11669

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Patches & Fixes for CVE-2020-11669 (1)

Vendor Advisories for CVE-2020-11669 (3)

Mailing List Discussions for CVE-2020-11669 (4)

Other References for CVE-2020-11669 (1)

Same Patch Batch · n/a · 2020-04-10 · 11 CVEs total

CVE-2020-11694 JetBrains PyCharm 信息泄露漏洞
CVE-2020-11647 Wireshark BACapp dissector 注入漏洞
CVE-2015-9546 Samsung移动设备路径遍历漏洞
CVE-2015-9547 Samsung移动设备安全漏洞
CVE-2015-8546 多款Samsung产品缓冲区错误漏洞
CVE-2015-5524 Samsung移动设备缓冲区错误漏洞
CVE-2020-6765 D-Link DSL-GS225 J1 操作系统命令注入漏洞
CVE-2020-1801 Huawei Mate 30 Pro和Huawei Mate 30 授权问题漏洞
CVE-2020-1802 多款Huawei产品安全漏洞
CVE-2020-3952 VMware vCenter Server 访问控制错误漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2020-11669

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