CVE-2016-0746: apple xcode Use After Free
CVSS: 9.8v3.1CriticalModified
AliasesUBUNTU-CVE-2016-0746DEBIAN-CVE-2016-0746
Published 15-02-2016Last modified 05-08-2024
Vulnerability summary
CVE-2016-0746 is a critical (CVSS 9.8) Use After Free vulnerability in apple xcode. EPSS estimates a 8.86% chance of exploitation in the next 30 days, higher than 95.1% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
8.86%
0%100%
Low · +0.24 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 6 · Related 3Timeline
- 15-02-2016PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
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 metrics
5 scores · 3 sources · 3 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
High 7.3Preferred score · OSV · Ubuntu (Ecosystem advisory) · calculated from vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LSourcesSingle source
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
8.86%
Chance of exploitation in the next 30 days
Percentile
95%
Versus all other CVEs
30-day change
+0.24 pp
From 8.63% on 18-09-2026
18-09-202618-10-2026
EPSS score8.86%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian2 products
- nginx< 1.9.10-1
- debian_linuxEOL7.0 | 8.0 | 9.0
Apple1 product
- xcode< 13.0
Canonical1 product
- ubuntu_linuxEOL14.04 | 15.10
F51 product
- nginx≥ 0.6.18, ≤ 1.8.0 | ≥ 1.9.0, < 1.9.10
Opensuse1 product
- leapEOL42.1
Ubuntu1 product
- nginx< 1.4.6-1ubuntu3.4 | < 1.9.10-0ubuntu1
6 vendors · 7 products
References
15 links- lists.opensuse.org/opensuse-updates/2016-02/msg00042.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- mailman.nginx.org/pipermail/nginx/2016-January/049700.htmlMailing ListX Refsource MLISTVendor AdvisoryREPORT
- bugzilla.redhat.com/show_bug.cgi?id=1302588X Refsource CONFIRMIssue TrackingPatchThird Party Advisory