CVE-2016-9840 Information

Description

inftrees.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact by leveraging improper pointer arithmetic.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://lists.opensuse.org/opensuse-updates/2016-12/msg00127.html http://lists.opensuse.org/opensuse-updates/2017-01/msg00050.html http://lists.opensuse.org/opensuse-updates/2017-01/msg00053.html http://www.openwall.com/lists/oss-security/2016/12/05/21 http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html http://www.securityfocus.com/bid/95131 http://www.securitytracker.com/id/1039427 https://access.redhat.com/errata/RHSA-2017:1220 https://access.redhat.com/errata/RHSA-2017:1221 https://access.redhat.com/errata/RHSA-2017:1222 https://access.redhat.com/errata/RHSA-2017:2999 https://access.redhat.com/errata/RHSA-2017:3046 https://access.redhat.com/errata/RHSA-2017:3047 https://access.redhat.com/errata/RHSA-2017:3453 https://bugzilla.redhat.com/show_bug.cgi?id=1402345 https://github.com/madler/zlib/commit/6a043145ca6e9c55184013841a67b2fef87e44c0 https://lists.debian.org/debian-lts-announce/2019/03/msg00027.html https://lists.debian.org/debian-lts-announce/2020/01/msg00030.html https://security.gentoo.org/glsa/201701-56 https://security.gentoo.org/glsa/202007-54 https://support.apple.com/HT208112 https://support.apple.com/HT208113 https://support.apple.com/HT208115 https://support.apple.com/HT208144 https://usn.ubuntu.com/4246-1/ https://usn.ubuntu.com/4292-1/ https://wiki.mozilla.org/images/0/09/Zlib-report.pdf https://wiki.mozilla.org/MOSS/Secure_Open_Source/Completedzlib https://www.oracle.com/security-alerts/cpujul2020.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8