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Vulnerability DatabaseCVE-2025-31162
CVE-2025-31162:
NixOS vulnerability analysis and mitigation
Overview
Floating point exception (FPE) vulnerability in fig2dev version 3.2.9a allows an attacker to affect system availability through local input manipulation via the get_slope function (NVD, SourceForge). The vulnerability was discovered on January 20, 2025, and publicly disclosed on March 28, 2025.
Technical details
The vulnerability exists in the get_slope function within the genpict2e.c file of fig2dev. When processing certain input files with the -L pict2e option, a floating point exception occurs at address 0x55f29c641663, causing the program to crash. The vulnerability has been assigned a CVSS v3.1 base score of 6.6 (Medium) with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H and is classified as CWE-369 (Divide By Zero) (NVD).
Impact
The vulnerability affects system availability by causing the application to crash when processing specially crafted input files. The CVSS score indicates potential impacts on confidentiality, integrity, and high impact on availability (NVD).
Exploitability
The vulnerability requires local access and can be triggered using the command 'fig2dev -L pict2e ./poc'. A proof of concept has been provided demonstrating the crash with AddressSanitizer output (SourceForge).
Mitigation and workarounds
The vulnerability has been fixed with commit [da8992] as noted in the bug tracker (SourceForge).
Additional resources
Linux Distribution fix status
Fix availability across major Linux distributions and their releases.
bookworm
fig2dev: 1:3.2.8b-3+deb12u1
sid
fig2dev: 1:3.2.9a-2
trixie
fig2dev: 1:3.2.9a-2
bionic (esm-apps)
fig2dev: 1:3.2.6a-6ubuntu1.1+esm1
devel
fig2dev
focal (esm-apps)
fig2dev: 1:3.2.7a-7ubuntu0.1+esm1
jammy
fig2dev
jammy (esm-apps)
fig2dev: 1:3.2.8b-1ubuntu0.1~esm1
noble
fig2dev
noble (esm-apps)
fig2dev: 1:3.2.9-3ubuntu0.1~esm1
questing
fig2dev
Source: This report was generated using AI
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