Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2016-4450

NULL Pointer Dereference

Published: Jun 07, 2016 | Modified: Apr 12, 2025
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
4.3 MODERATE
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V3
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2016-4450
CWEhttps://cwe.mitre.org/data/definitions/476.html

os/unix/ngx_files.c in nginx before 1.10.1 and 1.11.x before 1.11.1 allows remote attackers to cause a denial of service (NULL pointer dereference and worker process crash) via a crafted request, involving writing a client request body to a temporary file.

Weakness

The product dereferences a pointer that it expects to be valid but is NULL.

Affected Software

NameVendorStart VersionEnd Version
Ubuntu_linuxCanonical14.04 (including)14.04 (including)
Ubuntu_linuxCanonical15.10 (including)15.10 (including)
Ubuntu_linuxCanonical16.04 (including)16.04 (including)
Red Hat Software Collections for Red Hat Enterprise Linux 6RedHatrh-nginx18-nginx-1:1.8.1-1.el6*
Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUSRedHatrh-nginx18-nginx-1:1.8.1-1.el6*
Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUSRedHatrh-nginx18-nginx-1:1.8.1-1.el6*
Red Hat Software Collections for Red Hat Enterprise Linux 7RedHatrh-nginx18-nginx-1:1.8.1-1.el7*
Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUSRedHatrh-nginx18-nginx-1:1.8.1-1.el7*
Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUSRedHatrh-nginx18-nginx-1:1.8.1-1.el7*
NginxUbuntudevel*
NginxUbuntuesm-infra-legacy/trusty*
NginxUbuntuesm-infra/xenial*
NginxUbuntuprecise*
NginxUbuntutrusty*
NginxUbuntutrusty/esm*
NginxUbuntuupstream*
NginxUbuntuwily*
NginxUbuntuxenial*
NginxUbuntuyakkety*
NginxUbuntuzesty*

Potential Mitigations

References

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