The inflateMark function in inflate.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact via vectors involving left shifts of negative integers.Referenceshttps://access.redhat.com/errata/RHSA-2017:1221https://access.redhat.com/errata/RHSA-2017:1220https://access.redhat.com/errata/RHSA-2017:3047http://www.openwall.com/lists/oss-security/2016/12/05/21http://www.securityfocus.com/bid/95131https://access.redhat.com/errata/RHSA-2017:3046http://lists.opensuse.org/opensuse-updates/2017-01/msg00050.htmlhttps://security.gentoo.org/glsa/201701-56http://www.securitytracker.com/id/1039427https://access.redhat.com/errata/RHSA-2017:1222http://lists.opensuse.org/opensuse-updates/2017-01/msg00053.htmlhttps://access.redhat.com/errata/RHSA-2017:3453http://lists.opensuse.org/opensuse-updates/2016-12/msg00127.htmlhttps://access.redhat.com/errata/RHSA-2017:2999https://lists.debian.org/debian-lts-announce/2019/03/msg00027.htmlhttps://usn.ubuntu.com/4246-1/https://lists.debian.org/debian-lts-announce/2020/01/msg00030.htmlhttps://usn.ubuntu.com/4292-1/http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlhttps://www.oracle.com/security-alerts/cpujul2020.htmlhttp://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlhttps://support.apple.com/HT208144https://wiki.mozilla.org/MOSS/Secure_Open_Source/Completed#zlibhttps://support.apple.com/HT208113https://support.apple.com/HT208112https://support.apple.com/HT208115https://wiki.mozilla.org/images/0/09/Zlib-report.pdfhttps://bugzilla.redhat.com/show_bug.cgi?id=1402348https://github.com/madler/zlib/commit/e54e1299404101a5a9d0cf5e45512b543967f958https://security.gentoo.org/glsa/202007-54
