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CVE-2022-1012

Quick assessment

Affected
n/a Kernel
Exploitation
Public or AI PoC available; prioritize validation
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 5.17 存在安全漏洞，该漏洞源于小表扰动导致 Linux 内核计算端口偏移时 net/ipv4/tcp.c 中的随机化不足。远程攻击者利用该漏洞可访问敏感信息。以下产品和版本受到影响：Ubuntu 22.04 版本、linux-image-5.17.0-1011-oem (Ubuntu package)5.17.0-1011.12 之前版本、linux-image-oem-22.04a (Ub

AI Predicted 5.3 Difficulty: Hard EPSS 4.39% · P91

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a Kernel Linux kernel version prior to 5.18-rc6 affected
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I. Basic Information for CVE-2022-1012

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A memory leak problem was found in the TCP source port generation algorithm in net/ipv4/tcp.c due to the small table perturb size. This flaw may allow an attacker to information leak and may cause a denial of service problem.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在移除最后引用时对内存的释放不恰当(内存泄露)
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 5.17 存在安全漏洞，该漏洞源于小表扰动导致 Linux 内核计算端口偏移时 net/ipv4/tcp.c 中的随机化不足。远程攻击者利用该漏洞可访问敏感信息。以下产品和版本受到影响：Ubuntu 22.04 版本、linux-image-5.17.0-1011-oem (Ubuntu package)5.17.0-1011.12 之前版本、linux-image-oem-22.04a (Ub
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
- Kernel Linux kernel version prior to 5.18-rc6 -

II. Public POCs for CVE-2022-1012

# POC Description Source Link Shenlong Link
1 None https://github.com/nanopathi/Linux-4.19.72_CVE-2022-1012 POC Details
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III. Intelligence Information for CVE-2022-1012

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Vendor Advisories for CVE-2022-1012 (2)

Other References for CVE-2022-1012 (1)

Same Patch Batch · n/a · 2022-08-05 · 27 CVEs total

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CVE-2022-31663 多款VMware产品跨站脚本漏洞
CVE-2022-31664 多款VMware产品安全漏洞
CVE-2022-31665 多款VMware产品注入漏洞
CVE-2022-31660 VMware Workspace One Access 权限许可和访问控制问题漏洞

Showing top 20 of 27 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Kernel
Same vendor: n/a
Same weakness: CWE-401