CVE-2025-4802
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I. Basic Information for CVE-2025-4802
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Untrusted LD_LIBRARY_PATH environment variable vulnerability in the GNU C Library version 2.27 to 2.38 allows attacker controlled loading of dynamically shared library in statically compiled setuid binaries that call dlopen (including internal dlopen calls after setlocale or calls to NSS functions such as getaddrinfo).
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
不可信的搜索路径
Source: NVD (National Vulnerability Database)
Vulnerability Title
GNU C Library 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GNU C Library是GNU社区的一种按照LGPL许可协议发布的开源免费的C语言编译程序。 GNU C Library 2.27至2.38版本存在安全漏洞，该漏洞源于未受信任的LD_LIBRARY_PATH环境变量可能导致动态共享库加载。
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 |
|---|---|---|---|---|
| The GNU C Library | glibc | 2.27 ~ 2.39 | - |
II. Public POCs for CVE-2025-4802
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | Proof of Concept for a statically compiled setuid binary vulnerable to dlopen with LD_LIBRARY_PATH | https://github.com/Betim-Hodza/CVE-2025-4802-Proof-of-Concept | POC Details |
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IV. Related Vulnerabilities
Same product: glibc
- CVE-2026-6238
Buffer overread in ns_printrrf with corrupted RDATA field - CVE-2026-5435
Potential buffer overflow in ns_sprintrrf TSIG handling path - CVE-2026-5450
scanf %mc off-by-one heap buffer overflow - CVE-2026-5928
Potential buffer under-read in ungetwc - CVE-2026-4046
iconv crash due to assertion failure with untrusted input
Same vendor: The GNU C Library
- CVE-2026-6238
Buffer overread in ns_printrrf with corrupted RDATA field - CVE-2026-5435
Potential buffer overflow in ns_sprintrrf TSIG handling path - CVE-2026-5450
scanf %mc off-by-one heap buffer overflow - CVE-2026-5928
Potential buffer under-read in ungetwc - CVE-2026-4046
iconv crash due to assertion failure with untrusted input
Same weakness: CWE-426
- CVE-2026-7309
Openshift-controller-manager: openshift container platform: - CVE-2026-35368
uutils coreutils chroot Local Privilege Escalation and chroo - CVE-2026-35603
Claude Code: Insecure System-Wide Configuration Loading Enab - CVE-2026-40947
Yubico多款产品 安全漏洞 - CVE-2026-27290
Adobe Framemaker | Untrusted Search Path (CWE-426)
V. Comments for CVE-2025-4802
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