CVE-2022-0521— Access of Memory Location After End of Buffer in radareorg/radare2
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I. Basic Information for CVE-2022-0521
Vulnerability Information
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Vulnerability Title
Access of Memory Location After End of Buffer in radareorg/radare2
Source: NVD (National Vulnerability Database)
Vulnerability Description
Access of Memory Location After End of Buffer in GitHub repository radareorg/radare2 prior to 5.6.2.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在缓冲区结束位置之后访问内存
Source: NVD (National Vulnerability Database)
Vulnerability Title
Radareorg Radare2 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
radare2是一套用于处理二进制文件的库和工具。 Radareorg Radare2 中存在缓冲区错误漏洞，该漏洞源于产品未有效判断内存边界。攻击者可通过该漏洞导致缓冲区溢出。以下产品及版本受到影响：Radareorg Radare2 5.6.2 之前版本。
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 |
|---|---|---|---|---|
| radareorg | radareorg/radare2 | unspecified ~ 5.6.2 | - |
II. Public POCs for CVE-2022-0521
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6YBRQ3UCFWJVSOYIKPVUDASZ544TFND/vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BZTIMAS53YT66FUS4QHQAFRJOBMUFG6D/vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2022-0521
Same Patch Batch · radareorg · 2022-02-08 · 7 CVEs total
| CVE-2022-0522 | Access of Memory Location Before Start of Buffer in radareorg/radare2 | |
| CVE-2022-0520 | Use After Free in radareorg/radare2 | |
| CVE-2022-0519 | Buffer Access with Incorrect Length Value in radareorg/radare2 | |
| CVE-2022-0518 | Heap-based Buffer Overflow in radareorg/radare2 | |
| CVE-2022-0139 | Use After Free in radareorg/radare2 | |
| CVE-2022-0523 | Use After Free in radareorg/radare2 |
IV. Related Vulnerabilities
Same product: radareorg/radare2
- CVE-2023-5686
Heap-based Buffer Overflow in radareorg/radare2 - CVE-2023-4322
Heap-based Buffer Overflow in radareorg/radare2 - CVE-2023-1605
Denial of Service in radareorg/radare2 - CVE-2023-0302
Failure to Sanitize Special Elements into a Different Plane - CVE-2022-4843
NULL Pointer Dereference in radareorg/radare2
Same vendor: radareorg
- CVE-2026-6942
radare2-mcp <=1.6.0 OS Command Injection via Shell Metachara - CVE-2026-6941
radare2 < 6.1.4 Project Notes Path Traversal via Symlink - CVE-2026-6940
radare2 < 6.1.4 Project Deletion Path Traversal Directory De - CVE-2026-40517
radare2 < 6.1.4 Command Injection via PDB Parser Symbol Name - CVE-2026-40527
radare2 Command Injection via DWARF Parameter Names
Same weakness: CWE-788
- CVE-2023-20585
Microsoft Input-Output Memory Management Unit 安全漏洞 - CVE-2026-20052
Cisco Secure Firewall Threat Defense Software Snort 3 Memory - CVE-2026-21316
Audition | Access of Memory Location After End of Buffer (CW - CVE-2025-36581
Dell PowerEdge Platform 14G AMD BIOS 安全漏洞 - CVE-2025-43580
Audition | Access of Memory Location After End of Buffer (CW
V. Comments for CVE-2022-0521
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