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I. Basic Information for CVE-2020-29661
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A locking issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_jobctrl.c allows a use-after-free attack against TIOCSPGRP, aka CID-54ffccbf053b.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 资源管理错误漏洞
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 5.9.13 版本及之前版本存在资源管理错误漏洞，该漏洞源于子系统中发现了一个锁定问题。驱动tty tty jobctrl.c允许使用后免费攻击TIOCSPGRP，又名CID-54ffccbf053b。
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
VendorProductAffected VersionsCPESubscribe
-n/a n/a -
II. Public POCs for CVE-2020-29661
#POC DescriptionSource LinkShenlong Link
1Nonehttps://github.com/wojkos9/arm-CVE-2020-29661POC Details
2Using Dirty Pagetable technology to reproduce CVE-2020-29661https://github.com/TLD1027/CVE-2020-29661POC Details
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III. Intelligence Information for CVE-2020-29661
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Product: n/a
Vendor: n/a
V. Comments for CVE-2020-29661

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