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libmspack: off-by-one error in the CHM PMGI/PMGL chunk number validity checks

🗓️ 30 Oct 2018 14:43:48Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

Off-by-one in CHM PMGI/PMGL chunk checks in libmspack may cause denial of service via uninitialized data dereference.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM API Connect has addressed multiple vulnerabilities in Developer Portal's dependencies - Cumulative list from June 28, 2018 to December 13, 2018
28 Jan 201917:05
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerabiliies in libmspack affect PowerKVM
4 Mar 201905:55
–ibm
IBM Security Bulletins		Security Bulletin: Vyatta 5600 vRouter Software Patches - Release 1801r
26 Oct 201821:10
–ibm
FreeBSD		clamav -- multiple vulnerabilities
3 Oct 201800:00
–freebsd
Tenable Nessus		Amazon Linux 2 : libmspack (ALAS-2019-1152)
25 Jan 201900:00
–nessus
Tenable Nessus		Amazon Linux AMI : clamav (ALAS-2019-1146)
14 Jan 201900:00
–nessus
Tenable Nessus		CentOS 7 : libmspack (CESA-2018:3327)
16 Nov 201800:00
–nessus
Tenable Nessus		Debian DLA-1460-1 : libmspack security update
7 Aug 201800:00
–nessus
Tenable Nessus		Debian DSA-4260-1 : libmspack - security update
3 Aug 201800:00
–nessus
Tenable Nessus		EulerOS 2.0 SP2 : libmspack (EulerOS-SA-2018-1435)
28 Dec 201800:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7aarch64libmspack0:0.5-0.6.alpha.el7libmspack-0:0.5-0.6.alpha.el7.aarch64.rpm
Red Hat Enterprise Linux7ppc64lelibmspack0:0.5-0.6.alpha.el7libmspack-0:0.5-0.6.alpha.el7.ppc64le.rpm
Red Hat Enterprise Linux7x86_64libmspack0:0.5-0.6.alpha.el7libmspack-0:0.5-0.6.alpha.el7.x86_64.rpm
Red Hat Enterprise Linux7anylibmspack0:0.5-0.6.alpha.el7.i686libmspack-0:0.5-0.6.alpha.el7.i686.noarch.rpm
Red Hat Enterprise Linux7aarch64libmspack-debuginfo0:0.5-0.6.alpha.el7libmspack-debuginfo-0:0.5-0.6.alpha.el7.aarch64.rpm
Red Hat Enterprise Linux7ppc64lelibmspack-debuginfo0:0.5-0.6.alpha.el7libmspack-debuginfo-0:0.5-0.6.alpha.el7.ppc64le.rpm
Red Hat Enterprise Linux7x86_64libmspack-debuginfo0:0.5-0.6.alpha.el7libmspack-debuginfo-0:0.5-0.6.alpha.el7.x86_64.rpm
Red Hat Enterprise Linux7anylibmspack-debuginfo0:0.5-0.6.alpha.el7.i686libmspack-debuginfo-0:0.5-0.6.alpha.el7.i686.noarch.rpm
Red Hat Enterprise Linux7aarch64libmspack-devel0:0.5-0.6.alpha.el7libmspack-devel-0:0.5-0.6.alpha.el7.aarch64.rpm
Red Hat Enterprise Linux7ppc64lelibmspack-devel0:0.5-0.6.alpha.el7libmspack-devel-0:0.5-0.6.alpha.el7.ppc64le.rpm
Rows per page

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25 Jun 2026 10:52Current
7.4High risk
Vulners AI Score7.4
CVSS 24.3
CVSS 36.5
EPSS0.03312
CWE-193
libmspackchunk number validationsoff by onedenial of serviceuninitialized data dereferencechunk numbersuninitialized data
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