CVE-2021-46021
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.
GNU Recutils是GNU社区的一款用于访问recfiles纯文本数据库的工具和库。 GNU Recutils 中存在安全漏洞，该漏洞源于GNU Recutils v1.8.90 的 rec-record.c 中的 rec_record_destroy() 中的 Use-After-Free 漏洞可能导致分段错误或应用程序崩溃。
Possible ATT&CK Techniques 1 AI
T1211 · Exploitation for Stealth
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I. Basic Information for CVE-2021-46021
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An Use-After-Free vulnerability in rec_record_destroy() at rec-record.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.
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
GNU Recutils 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GNU Recutils是GNU社区的一款用于访问recfiles纯文本数据库的工具和库。 GNU Recutils 中存在安全漏洞，该漏洞源于GNU Recutils v1.8.90 的 rec-record.c 中的 rec_record_destroy() 中的 Use-After-Free 漏洞可能导致分段错误或应用程序崩溃。
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 | - |
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II. Public POCs for CVE-2021-46021
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2021-46021 (3)
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TDVOFC3HTBG7DF2PZTEXRMG4CV2F55UF/ vendor-advisory x_refsource_FEDORA
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRSXSN2XF6PX74WDYVV26TQMYIFAEQ3T/ vendor-advisory x_refsource_FEDORA
Same Patch Batch · n/a · 2022-01-14 · 61 CVEs total
| CVE-2021-23567 | 7.5 HIGH | Denial of Service (DoS) |
| CVE-2021-23566 | 4.0 MEDIUM | Information Exposure |
| CVE-2021-44828 | ARM Arm Mali GPU缓冲区错误漏洞 | |
| CVE-2021-39633 | Google Android 缓冲区错误漏洞 | |
| CVE-2021-46169 | Modex 资源管理错误漏洞 | |
| CVE-2021-46168 | Spin缓冲区错误漏洞 | |
| CVE-2021-46020 | mruby缓冲区错误漏洞 | |
| CVE-2021-1036 | Android Automotive Os安全漏洞 | |
| CVE-2021-1035 | Android Automotive Os 安全漏洞 | |
| CVE-2021-39684 | Google Android 安全漏洞 | |
| CVE-2021-39683 | Google Android 缓冲区错误漏洞 | |
| CVE-2021-45773 | lib60870代码问题漏洞 | |
| CVE-2021-39682 | Google Android 缓冲区错误漏洞 | |
| CVE-2021-39681 | Google Android 资源管理错误漏洞 | |
| CVE-2021-39680 | Google Android 信息泄露漏洞 | |
| CVE-2021-39679 | Google Android 资源管理错误漏洞 | |
| CVE-2021-39678 | Google Android 安全漏洞 | |
| CVE-2021-39659 | Google Android 安全漏洞 | |
| CVE-2021-39634 | Google Android 资源管理错误漏洞 | |
| CVE-2021-39632 | Google Android 缓冲区错误漏洞 |
Showing top 20 of 61 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-46021
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