MGASA-2026-0505 Updated freeciv package fixes security vulnerabilities

Freeciv before 3.2.6 Heap Buffer Overflow via worklistload. CVE-2026-90556 Freeciv 3.1.0 through 3.2.5 Out-of-Bounds Read via Savegame. CVE-2026-90557...

SUSE CVE-2026-90556

Freeciv versions before 3.2.6 contain a heap buffer overflow in worklistload when processing savegame files with declared worklist lengths exceeding the fixed array bound of 64 elements. Attackers can craft malicious savegame files that write past the entries array into adjacent heap-allocated...

SUSE CVE-2026-90557

Freeciv versions 3.1.0 through 3.2.5 contain an out-of-bounds read vulnerability in sgloadplayerunit 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...

CVE-2026-90557

A flaw was found in Freeciv. A remote attacker could exploit an out-of-bounds read vulnerability by crafting a malicious savegame file. This file, when loaded, could bypass internal checks, leading to a denial of service crash or the disclosure of limited memory contents. Mitigation To mitigate...

CVE-2026-90556

A flaw was found in Freeciv. This vulnerability, a heap buffer overflow in the worklistload function, occurs when processing specially crafted savegame files. An attacker can create a malicious savegame file that, when loaded by a user or server operator, causes memory corruption. This could lead...

CVE-2026-90557

Freeciv versions 3.1.0 through 3.2.5 contain an out-of-bounds read vulnerability in sgloadplayerunit 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...

CVE-2026-90556

Freeciv versions before 3.2.6 contain a heap buffer overflow in worklistload when processing savegame files with declared worklist lengths exceeding the fixed array bound of 64 elements. Attackers can craft malicious savegame files that write past the entries array into adjacent heap-allocated...

DEBIAN-CVE-2026-90556

Freeciv versions before 3.2.6 contain a heap buffer overflow in worklistload when processing savegame files with declared worklist lengths exceeding the fixed array bound of 64 elements. Attackers can craft malicious savegame files that write past the entries array into adjacent heap-allocated...

DEBIAN-CVE-2026-90557

Freeciv versions 3.1.0 through 3.2.5 contain an out-of-bounds read vulnerability in sgloadplayerunit 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...

UBUNTU-CVE-2026-90557

Freeciv versions 3.1.0 through 3.2.5 contain an out-of-bounds read vulnerability in sgloadplayerunit 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...

UBUNTU-CVE-2026-90556

Freeciv versions before 3.2.6 contain a heap buffer overflow in worklistload when processing savegame files with declared worklist lengths exceeding the fixed array bound of 64 elements. Attackers can craft malicious savegame files that write past the entries array into adjacent heap-allocated...

CVE-2026-90556

Freeciv versions before 3.2.6 contain a heap buffer overflow in worklistload when processing savegame files with declared worklist lengths exceeding the fixed array bound of 64 elements. Attackers can craft malicious savegame files that write past the entries array into adjacent heap-allocated...

CVE-2026-90557

Freeciv versions 3.1.0 through 3.2.5 contain an out-of-bounds read vulnerability in sgloadplayerunit 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...

CVE-2026-90557

Freeciv versions 3.1.0 through 3.2.5 are affected by an out-of-bounds read in sg_load_player_unit() triggered when loading a crafted savegame file containing an out-of-range unit activity index that bypasses bounds checking. The impact is a crash or limited heap memory exposure , yielding a CVSS ...

CVE-2026-90557 Freeciv 3.1.0 through 3.2.5 Out-of-Bounds Read via Savegame

Freeciv versions 3.1.0 through 3.2.5 contain an out-of-bounds read vulnerability in sgloadplayerunit 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...

CVE-2026-90556 Freeciv before 3.2.6 Heap Buffer Overflow via worklist_load

Freeciv versions before 3.2.6 contain a heap buffer overflow in worklistload when processing savegame files with declared worklist lengths exceeding the fixed array bound of 64 elements. Attackers can craft malicious savegame files that write past the entries array into adjacent heap-allocated...

CVE-2026-90556

Freeciv versions before 3.2.6 contain a heap buffer overflow in worklist_load() during savegame file processing. The root cause is a fixed array bound of 64 elements that is not validated against the declared worklist length in the file, allowing an attacker to craft a malicious savegame that wri...

CVE-2026-90556 Freeciv before 3.2.6 Heap Buffer Overflow via worklist_load

Freeciv versions before 3.2.6 contain a heap buffer overflow in worklistload when processing savegame files with declared worklist lengths exceeding the fixed array bound of 64 elements. Attackers can craft malicious savegame files that write past the entries array into adjacent heap-allocated...

EUVD-2026-76901

Freeciv versions before 3.2.6 contain a heap buffer overflow in worklistload when processing savegame files with declared worklist lengths exceeding the fixed array bound of 64 elements. Attackers can craft malicious savegame files that write past the entries array into adjacent heap-allocated...

CVE-2026-90557

Freeciv versions 3.1.0 through 3.2.5 contain an out-of-bounds read vulnerability in sgloadplayerunit 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...