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OpenAdvisories
Low · 3.1 CVE-2025-32787 EUVD-2025-11791

SoftEtherVPN Affected by NULL dereference in DeleteIPv6DefaultRouterInRA

Published Apr 16, 2025 · Updated Apr 17, 2025 · Assigned by GitHub_M

Description

SoftEtherVPN is a an open-source cross-platform multi-protocol VPN Program. Versions 5.02.5184 to 5.02.5187 are vulnerable to NULL dereference in `DeleteIPv6DefaultRouterInRA` called by `StorePacket`. Before dereferencing, `DeleteIPv6DefaultRouterInRA` does not account for `ParsePacket` returning NULL, resulting in the program crashing. A patched version does not exist at this time.

Affected products

VendorProductAffectedFixed
SoftEtherVPN SoftEtherVPN >= 5.02.5184, <= 5.02.5187 —

References