vulnerability

Ubuntu: (Multiple Advisories) (CVE-2016-9843): zlib vulnerabilities

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Dec 20, 2016
Added
Jan 23, 2020
Modified
May 5, 2025

Description


It was discovered that zlib incorrectly handled pointer arithmetic. An attacker
could use this issue to cause zlib to crash, resulting in a denial of
service, or possibly execute arbitrary code. (CVE-2016-9840, CVE-2016-9841)

It was discovered that zlib incorrectly handled vectors involving left shifts of
negative integers. An attacker could use this issue to cause zlib to
crash, resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2016-9842)

It was discovered that zlib incorrectly handled vectors involving big-endian CRC
calculation. An attacker could use this issue to cause zlib to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2016-9843)

Solution(s)

ubuntu-upgrade-lib32z1ubuntu-upgrade-lib64z1ubuntu-upgrade-libx32z1ubuntu-upgrade-rsyncubuntu-upgrade-zlib1g
Title
NEW

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