openSUSE-SU-2021:2802-1: moderate: Security update for libmspack
openSUSE Security Update: Security update for libmspack
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Announcement ID: openSUSE-SU-2021:2802-1
Rating: moderate
References: #1103032
Cross-References: CVE-2018-14679 CVE-2018-14681 CVE-2018-14682
CVSS scores:
CVE-2018-14679 (NVD) : 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVE-2018-14679 (SUSE): 4.4 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
CVE-2018-14681 (NVD) : 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2018-14681 (SUSE): 4.4 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
CVE-2018-14682 (NVD) : 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2018-14682 (SUSE): 4.4 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Affected Products:
openSUSE Leap 15.3
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An update that fixes three vulnerabilities is now available.
Description:
This update for libmspack fixes the following issues:
- CVE-2018-14681: Bad KWAJ file header extensions could cause a one or two
byte overwrite. (bsc#1103032)
- CVE-2018-14682: There is an off-by-one error in the TOLOWER() macro for
CHM decompression. (bsc#1103032)
- CVE-2018-14679: There is an off-by-one error in the CHM PMGI/PMGL chunk
number validity checks, which could lead to denial of service.
(bsc#1103032)
Patch Instructions:
To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
- openSUSE Leap 15.3:
zypper in -t patch openSUSE-SLE-15.3-2021-2802=1
Package List:
- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):
libmspack-debugsource-0.6-3.11.1
libmspack-devel-0.6-3.11.1
libmspack0-0.6-3.11.1
libmspack0-debuginfo-0.6-3.11.1
mspack-tools-0.6-3.11.1
mspack-tools-debuginfo-0.6-3.11.1
- openSUSE Leap 15.3 (x86_64):
libmspack0-32bit-0.6-3.11.1
libmspack0-32bit-debuginfo-0.6-3.11.1
References:
https://www.suse.com/security/cve/CVE-2018-14679.html
https://www.suse.com/security/cve/CVE-2018-14681.html
https://www.suse.com/security/cve/CVE-2018-14682.html
https://bugzilla.suse.com/1103032
A libmspack security update has been released for openSUSE Leap 15.3.
