PT-2026-79134 · Unknown · Swift-Nio-Ssh
CVE-2026-43798
·
Published
2026-08-20
·
Updated
2026-08-20
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
swift-nio-ssh versions prior to 0.14.1
Description
An unauthenticated network attacker can trigger an out-of-bounds stack write with controlled length and content by sending a single crafted SSH message to any application built on swift-nio-ssh. An out-of-bounds stack write occurs when data is written beyond the boundaries of a buffer allocated on the stack, which can lead to memory corruption.
Recommendations
Update to version 0.14.1.
Fix
Stack Overflow
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Weakness Enumeration
Related Identifiers
Affected Products
Swift-Nio-Ssh