vulnerability

Ubuntu: (CVE-2018-12437): libtomcrypt vulnerability

Severity
2
CVSS
(AV:L/AC:M/Au:N/C:P/I:N/A:N)
Published
Jun 15, 2018
Added
Nov 19, 2024
Modified
Aug 19, 2025

Description

LibTomCrypt through 1.18.1 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.

Solution

ubuntu-upgrade-libtomcrypt
Title
NEW

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