CVE-2026-6040 — Heap use-after-free in ODF number-format blank-width parsing
A heap use-after-free existed when importing the blank-width characters of an ODF number format. A position value read from the document was not checked against the length of th…
Published: 2026-06-15 · CVSS: 5.4 · CVSS 4.0
A heap use-after-free existed when importing the blank-width characters of an ODF number format. A position value read from the document was not checked against the length of the format-code string, so a malformed number format could be processed against memory outside that string. In fixed versions the position is bounds-checked before use.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7