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CVE-2018-6542

Published: 2 February 2018

In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c.

Notes

AuthorNote
mdeslaur
can't reproduce with current version in bionic

Priority

Low

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
zziplib
Launchpad, Ubuntu, Debian
upstream Needs triage

trusty Does not exist
(trusty was not-affected)
xenial Not vulnerable

artful Not vulnerable

bionic Not vulnerable

Patches:
upstream: https://github.com/gdraheim/zziplib/commit/931f962ddfec0e00d6f486df2c56d9857b55944e

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H