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CVE-2021-36088

Quick assessment

Affected
n/a n/a
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.

Fluent Bit是一款使用C语言编写的开源日志处理和分析系统。 Fluent Bit 1.7.0到1.7.4版本存在安全漏洞，该漏洞源于在"flb free"中有一个dobule-free。

AI Predicted 7.8 Difficulty: Moderate EPSS 2.38% · P83

Possible ATT&CK Techniques 1 AI

T1211 · Exploitation for Stealth
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I. Basic Information for CVE-2021-36088

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Fluent Bit (aka fluent-bit) 1.7.0 through 1.7.4 has a double free in flb_free (called from flb_parser_json_do and flb_parser_do).
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Fluent Bit 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fluent Bit是一款使用C语言编写的开源日志处理和分析系统。 Fluent Bit 1.7.0到1.7.4版本存在安全漏洞，该漏洞源于在"flb free"中有一个dobule-free。
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-2021-36088

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-36088

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Patches & Fixes for CVE-2021-36088 (2)

Other References for CVE-2021-36088 (2)

Same Patch Batch · n/a · 2021-07-01 · 43 CVEs total

CVE-2020-36401 mruby 资源管理错误漏洞
CVE-2018-25018 UnRAR 缓冲区错误漏洞
CVE-2021-36087 SELinux 缓冲区错误漏洞
CVE-2021-36089 Grok 缓冲区错误漏洞
CVE-2021-36086 SELinux 资源管理错误漏洞
CVE-2021-36083 KDE KImageFormats 缓冲区错误漏洞
CVE-2021-36082 Keystone Engine 缓冲区错误漏洞
CVE-2021-36081 tesseract 资源管理错误漏洞
CVE-2021-36080 GNU LibreDWG 资源管理错误漏洞
CVE-2021-36084 SELinux 资源管理错误漏洞
CVE-2020-36400 ZeroMQ libzmq 缓冲区错误漏洞
CVE-2020-36402 Solidity 缓冲区错误漏洞
CVE-2020-36403 HTSlib 缓冲区错误漏洞
CVE-2020-36404 Keystone Engine 安全漏洞
CVE-2020-36405 Keystone Engine 资源管理错误漏洞
CVE-2020-36406 uWebSockets 缓冲区错误漏洞
CVE-2020-36407 libavif 缓冲区错误漏洞
CVE-2019-25048 LibreSSL 缓冲区错误漏洞
CVE-2019-25049 LibreSSL 缓冲区错误漏洞
CVE-2018-25017 RawSpeed 缓冲区错误漏洞

Showing top 20 of 43 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-36088

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