#VU122300 Use of uninitialized resource in GNU C Library (glibc) - CVE-2025-15281

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Main Vulnerability Database Vulnerabilities #VU122300

#VU122300 Use of uninitialized resource in GNU C Library (glibc) - CVE-2025-15281

Published: February 4, 2026


Vulnerability identifier: #VU122300
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-15281
CWE-ID: CWE-908
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
GNU C Library (glibc)
Software vendor:
GNU

Description

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to usage of uninitialized resources when calling wordexp with WRDE_REUSE in conjunction with WRDE_APPEND. A remote attacker can pass specially crafted data to the application, trigger an uninitialized usage of resources and crash the application. 


Remediation

Install updates from vendor's website.

External links