CVE-2025-15281
Last modified
CVE-2025-15281 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Calling wordexp with WRDE_REUSE in conjunction with WRDE_APPEND in the GNU C Library version 2.0 to version 2.42 may cause the interface to return uninitialized memory in the we_wordv member, which on subsequent calls to wordfree may abort the process.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.
Description
Calling wordexp with WRDE_REUSE in conjunction with WRDE_APPEND in the GNU C Library version 2.0 to version 2.42 may cause the interface to return uninitialized memory in the we_wordv member, which on subsequent calls to wordfree may abort the process.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Glibc | >= 2.0, < 2.43 |
References
- https://sourceware.org/bugzilla/show_bug.cgi?id=33814Issue Tracking, Patch
- http://www.openwall.com/lists/oss-security/2026/01/20/3Mailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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