Bug 1610934 (CVE-2018-14680) - CVE-2018-14680 libmspack: off-by-one error in the CHM chunk number validity checks
Summary: CVE-2018-14680 libmspack: off-by-one error in the CHM chunk number validity c...
Alias: CVE-2018-14680
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Whiteboard: impact=low,public=20180512,reported=2...
Keywords: Security
Depends On: 1610936 1610937 1610938 1611552
Blocks: 1610945
TreeView+ depends on / blocked
Reported: 2018-08-01 16:27 UTC by Laura Pardo
Modified: 2019-06-10 10:34 UTC (History)
2 users (show)

Clone Of:
Last Closed: 2019-06-10 10:34:51 UTC

Attachments (Terms of Use)

External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2018:3327 None None None 2018-10-30 07:59 UTC

Description Laura Pardo 2018-08-01 16:27:17 UTC
An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. It does not reject blank CHM filenames.


Upstream Patch:

Comment 1 Laura Pardo 2018-08-01 16:28:12 UTC
Created libmspack tracking bugs for this issue:

Affects: epel-all [bug 1610938]
Affects: fedora-all [bug 1610936]

Comment 3 Stefan Cornelius 2018-08-02 10:38:46 UTC

This issue affects the versions of libmspack as shipped with Red Hat Enterprise Linux 7.

Comment 5 errata-xmlrpc 2018-10-30 07:59:41 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:3327 https://access.redhat.com/errata/RHSA-2018:3327

Note You need to log in before you can comment on or make changes to this bug.