PT-2025-38234 · Cisa · Thorium

Published 2025-09-17 · Updated 2025-09-17 · CVE-2025-35435

NVD

CVSS v3.1

4.3

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA Thorium accepts a stream split size of zero then divides by this value. A remote, authenticated attacker could cause the service to crash. Fixed in commit 89101a6.

Fix

Divide By Zero

Weakness Enumeration

CWE-369

Related Identifiers

CVE-2025-35435

Affected Products

Thorium

References · 4

• https://cve.org/CVERecord?id=CVE-2025-CVE-2025-35435 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-35435 · Security Note
• https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-259-01.json · Note
• https://github.com/cisagov/thorium/commit/7c94a0b9bc2dc55e0c307360452f348bac06820c · Note