CVE-2026-8357 · cross-distro fix matrix

CVE-2026-8357: 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

Affects 1 Linux release across 1 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2026-8357 has a known fix. Run the listed command on that distro to remediate.

Debian trixie

Source: Debian Security Tracker

libreoffice→ fixed in4:25.2.3-2+deb13u5urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libreoffice
```

Are YOU affected by CVE-2026-8357?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

CVE-2026-8357dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

See StackPatch ($99 lifetime)