CVE-2026-8357 Affecting libreoffice-impress package, versions <1:7.1.8.1-15.el9_8.2.alma.1


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.16% (6th percentile)

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  • Snyk IDSNYK-ALMALINUX9-LIBREOFFICEIMPRESS-17999734
  • published17 Jul 2026
  • disclosed8 Jul 2026

Introduced: 8 Jul 2026

CVE-2026-8357  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 libreoffice-impress to version 1:7.1.8.1-15.el9_8.2.alma.1 or higher.
This issue was patched in ALSA-2026:36832.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libreoffice-impress package and not the libreoffice-impress package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

LibreOffice Calc compiles cell formulas when opening a spreadsheet. A heap buffer overflow existed when compiling a very long formula made up of many opening tokens. The array that tracks nesting depth was allocated one element too small for that worst case, so such a formula wrote one element past its end. In fixed versions the array is sized to hold the largest possible nesting.

CVSS Base Scores

version 3.1