CVE-2021-3669
Quick assessment
Affected
n/a kernel
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存在安全漏洞，该漏洞测量共享内存的使用不会随着较大的共享内存段计数而扩展，这可能会导致资源耗尽和DoS。
Possible ATT&CK Techniques 2 AI
T1068 · Exploitation for Privilege Escalation T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-3669
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in the Linux kernel. Measuring usage of the shared memory does not scale with large shared memory segment counts which could lead to resource exhaustion and DoS.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
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存在安全漏洞，该漏洞测量共享内存的使用不会随着较大的共享内存段计数而扩展，这可能会导致资源耗尽和DoS。
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 | Not Known | - |
|
II. Public POCs for CVE-2021-3669
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-3669 (4)
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https://bugzilla.redhat.com/show_bug.cgi?id=1986473 x_refsource_MISC
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https://security-tracker.debian.org/tracker/CVE-2021-3669 x_refsource_MISC
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https://bugzilla.redhat.com/show_bug.cgi?id=1980619 x_refsource_MISC
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https://access.redhat.com/security/cve/CVE-2021-3669 x_refsource_MISC
Same Patch Batch · n/a · 2022-08-26 · 53 CVEs total
| CVE-2021-4216 | Artifex Software MuPDF 数字错误漏洞 | |
| CVE-2022-36548 | Edoc-doctor-appointment-system 跨站脚本漏洞 | |
| CVE-2022-36547 | Edoc-doctor-appointment-system 跨站脚本漏洞 | |
| CVE-2022-36542 | Edoc-doctor-appointment-system 安全漏洞 | |
| CVE-2022-36545 | Edoc-doctor-appointment-system SQL注入漏洞 | |
| CVE-2022-36544 | Edoc-doctor-appointment-system SQL注入漏洞 | |
| CVE-2022-36543 | Edoc-doctor-appointment-system SQL注入漏洞 | |
| CVE-2022-36546 | Edoc-doctor-appointment-system 跨站请求伪造漏洞 | |
| CVE-2022-0084 | Red Hat Data Grid 安全漏洞 | |
| CVE-2022-25625 | Broadcom Symantec Privileged Access Management 安全漏洞 | |
| CVE-2022-0168 | Linux kernel 代码问题漏洞 | |
| CVE-2021-3414 | Red Hat Satellite 安全漏洞 | |
| CVE-2021-3632 | Red Hat Single Sign-On 授权问题漏洞 | |
| CVE-2021-3585 | openstack-tripleo-heat-templates 安全漏洞 | |
| CVE-2021-3563 | Red Hat OpenStack Platform 安全漏洞 | |
| CVE-2021-3754 | Red Hat Keycloak 安全漏洞 | |
| CVE-2021-3735 | QEMU 安全漏洞 | |
| CVE-2021-3703 | Red Hat OpenShift 安全漏洞 | |
| CVE-2021-3688 | Red Hat JBoss Core Services 信息泄露漏洞 | |
| CVE-2021-3644 | Red Hat Wildfly 访问控制错误漏洞 |
Showing top 20 of 53 CVEs. View all on vendor page → →
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V. Comments for CVE-2021-3669
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