CVE-2022-43680
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I. Basic Information for CVE-2022-43680
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate in out-of-memory situations.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
libexpat 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libexpat是一款使用C语言编写的流式XML解析器。 libexpat 2.4.9版本及之前版本存在资源管理错误漏洞，该漏洞源于在内存不足的情况下，过度破坏XML_ExternalEntityParserCreate中的共享DTD而导致内存释放后重用。
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-2022-43680
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | None | https://github.com/Trinadh465/external_expat-2.1.0_CVE-2022-43680 | POC Details |
| 2 | None | https://github.com/nidhihcl/external_expat_2.1.0_CVE-2022-43680 | POC Details |
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2022-43680
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- https://www.debian.org/security/2022/dsa-5266vendor-advisory
- https://security.gentoo.org/glsa/202210-38vendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2022-43680
Same Patch Batch · n/a · 2022-10-24 · 10 CVEs total
| CVE-2022-29851 | Open-Xchange OX App Suite 操作系统命令注入漏洞 | |
| CVE-2022-31468 | Open-Xchange OX App Suite 跨站脚本漏洞 | |
| CVE-2021-46848 | GNU Libtasn1 缓冲区错误漏洞 | |
| CVE-2021-46850 | Vesta Control Panel 参数注入漏洞 | |
| CVE-2022-3344 | Linux kernel 安全漏洞 | |
| CVE-2022-38580 | Skipper 代码问题漏洞 | |
| CVE-2022-39836 | dlt-daemon 缓冲区错误漏洞 | |
| CVE-2022-39837 | dlt-daemon 代码问题漏洞 | |
| CVE-2022-43677 | free5GC 安全漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
- CVE-2026-8276
bettercap MySQL Server mysql_server.go integer coercion - CVE-2026-8275
bettercap zerogod IPP Service zerogod_ipp_primitives.go ippR - CVE-2026-8270
Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
V. Comments for CVE-2022-43680
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