CVE-2025-15281 — HIGH (7.5)

Q: How severe is CVE-2025-15281?

CVE-2025-15281 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-15281?

Check the references section above for vendor advisories and patch information. Affected products include: Gnu Glibc.

Vulnerability 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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Gnu	Glibc	>= 2.0, < 2.43

Related Weaknesses (CWE)

CWE-908

References

https://sourceware.org/bugzilla/show_bug.cgi?id=33814Issue TrackingPatch
http://www.openwall.com/lists/oss-security/2026/01/20/3Mailing ListThird Party Advisory

FAQ

What is CVE-2025-15281?

CVE-2025-15281 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...

How severe is CVE-2025-15281?

CVE-2025-15281 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-15281?

Check the references section above for vendor advisories and patch information. Affected products include: Gnu Glibc.