CVE-2016-9842

zlib: Undefined left shift of negative number

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Severity

Low

Red Hat Product Security

8.8

CVSS 3.0

Review impact separately from score.

Published · September 6, 2016

Updated · August 5, 2026

Description

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.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 8.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS 2.0 · 4.3
AV:N/AC:M/Au:N/C:N/I:N/A:P

CWE not specified