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9.8 Critical

CVE-2026-43798 A single crafted SSH message gives an unauthenticated network attacker an out-of-bounds stack write of…

Description

A single crafted SSH message gives an unauthenticated network attacker an out-of-bounds stack write of attacker-controlled length and content against any application built on swift-nio-ssh. This vulnerability is addressed in swift-nio-ssh version 0.14.1.

Affected products and versions

Product Affected versions Fixed in
swift-nio-ssh 0.14 earliest → < 0.14.1 0.14.1

References

Timeline

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