vulnerability

Arch Linux: Arbitrary code execution (CVE-2019-3863)

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Mar 25, 2019
Added
Jul 11, 2025
Modified
Nov 27, 2025

Description

An issue has been found in libssh2 before 1.8.1 where a server could send a multiple keyboard interactive response messages whose total length are greater than unsigned char max characters. This value is used as an index to copy memory causing in an out of bounds memory write error.

Solution

arch-linux-upgrade-latest

References

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