CVE-2020-14331
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I. Basic Information for CVE-2020-14331
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in the Linux kernel’s implementation of the invert video code on VGA consoles when a local attacker attempts to resize the console, calling an ioctl VT_RESIZE, which causes an out-of-bounds write to occur. This flaw allows a local user with access to the VGA console to crash the system, potentially escalating their privileges on the system. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
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基金会发布的开源操作系统Linux所使用的内核。 Linux kernel中的vgacon_scrollback_update()存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
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 | All versions of the Linux kernel | - |
II. Public POCs for CVE-2020-14331
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://bugzilla.redhat.com/show_bug.cgi?id=1858679x_refsource_MISC
- https://www.openwall.com/lists/oss-security/2020/07/28/2x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-14331
Same Patch Batch · n/a · 2020-09-15 · 15 CVEs total
| CVE-2020-25453 | Blackcat Cms 跨站请求伪造漏洞 | |
| CVE-2020-23833 | Projectworlds House Rental SQL注入漏洞 | |
| CVE-2020-23828 | Sourcecodester Online Grading System 代码问题漏洞 | |
| CVE-2020-11977 | Apache Syncope 安全漏洞 | |
| CVE-2020-10759 | fwupd 数据伪造问题漏洞 | |
| CVE-2020-25071 | Facebook Nifty 跨站脚本漏洞 | |
| CVE-2020-14345 | xorg-x11-server 缓冲区错误漏洞 | |
| CVE-2020-23512 | VR CAM Model P1 授权问题漏洞 | |
| CVE-2020-23451 | Spiceworks跨站请求伪造漏洞 | |
| CVE-2020-24925 | ElkarBackup 加密问题漏洞 | |
| CVE-2020-24924 | ElkarBackup 跨站脚本漏洞 | |
| CVE-2020-14346 | xorg-x11-server 数字错误漏洞 | |
| CVE-2020-14361 | xorg-x11-server 数字错误漏洞 | |
| CVE-2020-14362 | xorg-x11-server 数字错误漏洞 |
IV. Related Vulnerabilities
Same product: Linux Kernel
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Race condition vulnerability in Linux kernel net/bluetooth i - CVE-2024-24859
Race condition vulnerability in Linux kernel bluetooth sniff - CVE-2024-24860
Race condition vulnerability in Linux kernel bluetooth drive
Same vendor: n/a
- CVE-2026-8226
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Open5GS PCF context.c pcf_sess_set_ipv6prefix denial of serv - CVE-2026-8223
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Open5GS sm-policies Endpoint nbsf-handler.c pcf_nbsf_managem
V. Comments for CVE-2020-14331
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