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CVE-2020-28974

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 5.9.7 之前版本存在安全漏洞，该漏洞源于fbcon，攻击者可利用该漏洞用来读取特权信息或潜在地使内核崩溃。

AI Predicted 4.7 Difficulty: Hard EPSS 0.52% · P42
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I. Basic Information for CVE-2020-28974

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A slab-out-of-bounds read in fbcon in the Linux kernel before 5.9.7 could be used by local attackers to read privileged information or potentially crash the kernel, aka CID-3c4e0dff2095. This occurs because KD_FONT_OP_COPY in drivers/tty/vt/vt.c can be used for manipulations such as font height.
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 缓冲区错误漏洞
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 5.9.7 之前版本存在安全漏洞，该漏洞源于fbcon，攻击者可利用该漏洞用来读取特权信息或潜在地使内核崩溃。
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-2020-28974

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III. Intelligence Information for CVE-2020-28974

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Patches & Fixes for CVE-2020-28974 (1)

Vendor Advisories for CVE-2020-28974 (1)

Mailing List Discussions for CVE-2020-28974 (4)

Other References for CVE-2020-28974 (1)

Same Patch Batch · n/a · 2020-11-20 · 10 CVEs total

CVE-2020-4004 VMware ESXi 资源管理错误漏洞
CVE-2020-4005 VMware ESXi 安全漏洞
CVE-2020-28845 Netskope 注入漏洞
CVE-2020-20740 PDFResurrect 缓冲区错误漏洞
CVE-2020-20739 libvips 安全漏洞
CVE-2020-28877 多款TP-Link产品缓冲区错误漏洞
CVE-2020-19668 libsixel 缓冲区错误漏洞
CVE-2020-25839 Micro Focus NetIQ Identity Manager SQL注入漏洞
CVE-2020-19667 ImageMagick Studio ImageMagick 缓冲区错误漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2020-28974

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