CVE-2021-45486
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I. Basic Information for CVE-2021-45486
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the IPv4 implementation in the Linux kernel before 5.12.4, net/ipv4/route.c has an information leak because the hash table is very small.
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 加密问题漏洞
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存在安全漏洞，该漏洞源于在5.12.4之前的Linux内核的IPv4实现中，net IPv4 route.c由于哈希表非常小，存在信息泄漏的问题。
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-2021-45486
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2021-45486 (1)
Vendor Advisories for CVE-2021-45486 (1)
- https://www.oracle.com/security-alerts/cpujul2022.htmlx_refsource_MISC
Other References for CVE-2021-45486 (2)
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.4x_refsource_MISC
- https://arxiv.org/pdf/2112.09604.pdfx_refsource_MISC
Same Patch Batch · n/a · 2021-12-25 · 29 CVEs total
| CVE-2021-37560 | 8.2 HIGH | NETGEAR 缓冲区错误漏洞 |
| CVE-2021-37572 | 8.2 HIGH | MediaTek 芯片安全漏洞 |
| CVE-2021-37570 | 8.2 HIGH | MediaTek 芯片缓冲区错误漏洞 |
| CVE-2021-37564 | 8.2 HIGH | Netgear NETGEAR 缓冲区错误漏洞 |
| CVE-2021-37565 | 8.2 HIGH | MediaTek 芯片缓冲区错误漏洞 |
| CVE-2021-37567 | 8.2 HIGH | MediaTek 芯片缓冲区错误漏洞 |
| CVE-2021-37571 | 8.2 HIGH | MediaTek 芯片缓冲区错误漏洞 |
| CVE-2021-37583 | 8.2 HIGH | MediaTek 芯片缓冲区错误漏洞 |
| CVE-2021-37568 | 8.2 HIGH | MediaTek 芯片缓冲区错误漏洞 |
| CVE-2021-37569 | 8.2 HIGH | MediaTek 芯片缓冲区错误漏洞 |
| CVE-2021-37562 | 8.2 HIGH | NETGEAR 缓冲区错误漏洞 |
| CVE-2021-32469 | 8.2 HIGH | NETGEAR 缓冲区错误漏洞 |
| CVE-2021-32468 | 8.2 HIGH | NETGEAR 缓冲区错误漏洞 |
| CVE-2021-32467 | 8.2 HIGH | NETGEAR 缓冲区错误漏洞 |
| CVE-2021-37563 | 8.2 HIGH | NETGEAR 缓冲区错误漏洞 |
| CVE-2021-37584 | 8.2 HIGH | MediaTek 芯片缓冲区错误漏洞 |
| CVE-2021-37561 | 8.2 HIGH | NETGEAR 缓冲区错误漏洞 |
| CVE-2021-35055 | 8.2 HIGH | NETGEAR 缓冲区错误漏洞 |
| CVE-2021-37566 | 8.2 HIGH | MediaTek 芯片缓冲区错误漏洞 |
| CVE-2021-41788 | 6.5 MEDIUM | Netgear NETGEAR 输入验证错误漏洞 |
Showing top 20 of 29 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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