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CVE-2025-15281

wordexp with WRDE_REUSE and WRDE_APPEND may return uninitialized memory

Published: 1/20/2026 Last updated: 1/22/2026 Reserved: 12/29/2025

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.

CNA assigner: glibc (3ff69d7a-14f2-4f67-a097-88dee7810d18) Requested by: n/a

Metrics

Version Score Severity Vector String
3.1 7.5 High CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Opam packages affected (1)

gettext-stub

Products affected (1)

Product Vendor Version
glibc The GNU C Library 17.6.1a

References (4)

Credits (2)