Out-of-bounds write in godot - CVE-2021-26826
Published: March 26, 2021 / Updated: March 7, 2023
Vulnerability identifier: #VU51744
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-26826
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing .TGA image files. A remote attacker can create a specially crafted .TGA image file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
Affected software
godot
Arch Linux
Fedora
Ubuntu
godot
godot (Ubuntu package)
Arch Linux
Fedora
Ubuntu
godot
godot (Ubuntu package)
How to mitigate CVE-2021-26826
Install update from vendor's website.
godot - update to 3.1.2-2.el7
godot (Ubuntu package) - addressed in versions 3.2-stable-2ubuntu0.1~esm1, 3.2.3-stable-1ubuntu0.1~esm1, 3.5.2-stable-2ubuntu0.24.04.1~esm1, 3.5.2-stable-2ubuntu0.24.10.1, 3.6+ds-2ubuntu0.1
godot (Ubuntu package) - addressed in versions 3.2-stable-2ubuntu0.1~esm1, 3.2.3-stable-1ubuntu0.1~esm1, 3.5.2-stable-2ubuntu0.24.04.1~esm1, 3.5.2-stable-2ubuntu0.24.10.1, 3.6+ds-2ubuntu0.1