Description

A logic error in the split utility of uutils coreutils causes the corruption of output filenames when provided with non-UTF-8 prefix or suffix inputs. The implementation utilizes to_string_lossy() when constructing chunk filenames, which automatically rewrites invalid byte sequences into the UTF-8 replacement character (U+FFFD). This behavior diverges from GNU split, which preserves raw pathname bytes intact. In environments utilizing non-UTF-8 encodings, this vulnerability leads to the creation of files with incorrect names, potentially causing filename collisions, broken automation, or the misdirection of output data.

INFO

Published Date :

2026-04-22T16:09:06.947Z

Last Modified :

2026-04-22T17:17:35.677Z

Source :

canonical
AFFECTED PRODUCTS

The following products are affected by CVE-2026-35375 vulnerability.

Vendors Products
Uutils
  • Coreutils
REFERENCES

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