CVE-2026-90557

freeciv: Freeciv versions 3.1.0 through 3.2.5 contain an out-of-bounds read vulnerability in sg_load_player_unit() when proces...

CVE-2026-90557 is fixed in 9 products on 1 platform, first by FEDORA-2026-75BDE5D061, released September 10, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
low
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0018
7th percentile

Freeciv versions 3.1.0 through 3.2.5 contain an out-of-bounds read vulnerability in sg_load_player_unit() when processing savegame files with invalid unit activity indices. An attacker can craft a malicious savegame file with an out-of-range activity index that bypasses bounds checking and causes a crash or limited heap memory exposure when loaded.

Where it's fixed

ProductFixed inFixReleased
Linux
freeciv · Debian 14 3.2.6+ds-1 DEBIAN-CVE-2026-90557 Sep 13, 2026
freeciv · Fedora 43 3.2.6-1.fc43 FEDORA-2026-75BDE5D061 Sep 10, 2026
freeciv-common · Fedora 43 3.2.6-1.fc43 FEDORA-2026-75BDE5D061 Sep 10, 2026
freeciv-common-debuginfo · Fedora 43 3.2.6-1.fc43 FEDORA-2026-75BDE5D061 Sep 10, 2026
freeciv-debuginfo · Fedora 43 3.2.6-1.fc43 FEDORA-2026-75BDE5D061 Sep 10, 2026
freeciv-debugsource · Fedora 43 3.2.6-1.fc43 FEDORA-2026-75BDE5D061 Sep 10, 2026
freeciv-gtk · Fedora 43 3.2.6-1.fc43 FEDORA-2026-75BDE5D061 Sep 10, 2026
freeciv-gtk-debuginfo · Fedora 43 3.2.6-1.fc43 FEDORA-2026-75BDE5D061 Sep 10, 2026
freeciv-qt · Fedora 43 3.2.6-1.fc43 FEDORA-2026-75BDE5D061 Sep 10, 2026
freeciv-qt-debuginfo · Fedora 43 3.2.6-1.fc43 FEDORA-2026-75BDE5D061 Sep 10, 2026

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