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Vulnerability record · CVE-2016-0746 · published 15 February 2016

CVE-2016-0746: F5 nginx use after free vulnerability

F5 · Nginx

Use-after-free vulnerability in the resolver in nginx 0.6.18 through 1.8.0 and 1.9.x before 1.9.10 allows remote attackers to cause a denial of service (worker process crash) or possibly have unspecified other impact via a crafted DNS response related to CNAME response processing.

9.8 CVSS 3.1 Critical EPSS 8.9% · top 5.0% CWE-416 · Use after free
9.8CVSS 3.1 base score, v2 7.5
8.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
22References
17 Jun 2026Last modified by NVD

Description

Use-after-free vulnerability in the resolver in nginx 0.6.18 through 1.8.0 and 1.9.x before 1.9.10 allows remote attackers to cause a denial of service (worker process crash) or possibly have unspecified other impact via a crafted DNS response related to CNAME response processing.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-updates/2016-02/msg00042.html Mailing ListThird Party Advisory
http://mailman.nginx.org/pipermail/nginx/2016-January/049700.html Vendor Advisory
http://seclists.org/fulldisclosure/2021/Sep/36 Mailing ListThird Party Advisory
http://www.debian.org/security/2016/dsa-3473 Third Party Advisory
http://www.securitytracker.com/id/1034869 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2892-1 Third Party Advisory
https://access.redhat.com/errata/RHSA-2016:1425 Third Party Advisory
https://bto.bluecoat.com/security-advisory/sa115 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1302588 Issue TrackingPatchThird Party Advisory
https://security.gentoo.org/glsa/201606-06 Third Party Advisory
https://support.apple.com/kb/HT212818 Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-02/msg00042.html Mailing ListThird Party Advisory
http://mailman.nginx.org/pipermail/nginx/2016-January/049700.html Vendor Advisory
http://seclists.org/fulldisclosure/2021/Sep/36 Mailing ListThird Party Advisory
http://www.debian.org/security/2016/dsa-3473 Third Party Advisory
http://www.securitytracker.com/id/1034869 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2892-1 Third Party Advisory
https://access.redhat.com/errata/RHSA-2016:1425 Third Party Advisory
https://bto.bluecoat.com/security-advisory/sa115 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1302588 Issue TrackingPatchThird Party Advisory
https://security.gentoo.org/glsa/201606-06 Third Party Advisory
https://support.apple.com/kb/HT212818 Third Party Advisory

Track CVE-2016-0746 inside VULONE

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Source: NIST National Vulnerability Database (record CVE-2016-0746), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.