Alerts This Week
Warning Icon 1 923
Alerts This Week
Warning Icon 1 923

RedHat: RHSA-2019-2049 Moderate: Libmspack Out-Of-Bounds Write Issue

red hat
Calendar Grey August 6, 2019
Dist Redhat Esm H88
A substantial libmspack upgrade for CentOS addresses urgent problems concerning memory management protocols.
An update for libmspack is now available for Red Hat Enterprise Linux 7

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The libmspack packages contain a library providing compression and extraction of the Cabinet (CAB) file format used by Microsoft.
Security Fix(es):
* libmspack: Out-of-bounds write in mspack/cab.h (CVE-2018-18584)
* libmspack: chmd_read_headers() fails to reject filenames containing NULL bytes (CVE-2018-18585)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat Enterprise security impact out-of-bounds write libmspack NULL byte issue

References

https://access.redhat.com/security/cve/CVE-2018-18584 https://access.redhat.com/security/cve/CVE-2018-18585 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: libmspack-0.5-0.7.alpha.el7.src.rpm
x86_64: libmspack-0.5-0.7.alpha.el7.i686.rpm libmspack-0.5-0.7.alpha.el7.x86_64.rpm libmspack-debuginfo-0.5-0.7.alpha.el7.i686.rpm libmspack-debuginfo-0.5-0.7.alpha.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: libmspack-debuginfo-0.5-0.7.alpha.el7.i686.rpm libmspack-debuginfo-0.5-0.7.alpha.el7.x86_64.rpm libmspack-devel-0.5-0.7.alpha.el7.i686.rpm libmspack-devel-0.5-0.7.alpha.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: libmspack-0.5-0.7.alpha.el7.src.rpm
x86_64: libmspack-0.5-0.7.alpha.el7.i686.rpm libmspack-0.5-0.7.alpha.el7.x86_64.rpm libmspack-debuginfo-0.5-0.7.alpha.el7.i686.rpm libmspack-debuginfo-0.5-0.7.alpha.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: libmspack-debuginfo-0.5-0.7.alpha.el7.i686.rpm libmspack-debuginfo-0.5-0.7.alpha.el7.x86_64.rpm libmspack-devel-0.5-0.7.alpha.el7.i686.rpm libmspack-devel-0.5-0.7.alpha.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: libmspack-0.5-0.7.alpha.el7.src.rpm
x86_64: libmspack-0.5-0.7.alpha.el7.i686.rpm libmspack-0.5-0.7.alpha.el7.x86_64.rpm libmspack-debuginfo-0.5-0.7.alpha.el7.i686.rpm libmspack-debuginfo-0.5-0.7.alpha.el7.x86_64.rpm


Read the Full Advisory


Advisory ID: RHSA-2019:2049-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2049
Issue date: 2019-08-06

Topic

An update for libmspack is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat Enterprise security impact out-of-bounds write libmspack NULL byte issue

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - ppc64le, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

1644214 - CVE-2018-18584 libmspack: Out-of-bounds write in mspack/cab.h

1644215 - CVE-2018-18585 libmspack: chmd_read_headers() fails to reject filenames containing NULL bytes

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here