Search for vulnerabilities
Vulnerability details: VCID-pjbc-merh-aaaq
Vulnerability ID VCID-pjbc-merh-aaaq
Aliases CVE-2016-1835
Summary Use-after-free vulnerability in the xmlSAX2AttributeNs function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2 and OS X before 10.11.5, allows remote attackers to cause a denial of service via a crafted XML document.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-416 Use After Free
System Score Found at
generic_textual Medium http://lists.apple.com/archives/security-announce/2016/May/msg00002.html
generic_textual Medium http://lists.apple.com/archives/security-announce/2016/May/msg00004.html
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-1835.html
rhas Important https://access.redhat.com/errata/RHSA-2016:2957
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01662 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.01662 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02249 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02737 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02737 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02737 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.02737 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.03577 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.04477 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.04477 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.04477 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.04477 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.04733 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
epss 0.0489 https://api.first.org/data/v1/epss?cve=CVE-2016-1835
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1338691
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8806
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1762
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1833
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1834
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1835
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1836
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1837
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1838
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1839
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1840
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2073
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3627
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3705
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4447
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4449
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4483
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2016-1835
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2016-1835
generic_textual Medium https://support.apple.com/HT206567
generic_textual Medium https://support.apple.com/HT206568
generic_textual Low https://ubuntu.com/security/notices/USN-2994-1
cvssv3.1 7.5 https://www.debian.org/security/2016/dsa-3593
generic_textual HIGH https://www.debian.org/security/2016/dsa-3593
cvssv3.1 6.1 https://www.tenable.com/security/tns-2016-18
generic_textual HIGH https://www.tenable.com/security/tns-2016-18
cvssv3.1 7.5 http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
generic_textual HIGH http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
cvssv3.1 7.5 http://www.ubuntu.com/usn/USN-2994-1
generic_textual HIGH http://www.ubuntu.com/usn/USN-2994-1
cvssv3.1 7.5 http://xmlsoft.org/news.html
generic_textual HIGH http://xmlsoft.org/news.html
Reference id Reference type URL
http://lists.apple.com/archives/security-announce/2016/May/msg00002.html
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html
http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-1835.html
http://rhn.redhat.com/errata/RHSA-2016-2957.html
https://access.redhat.com/errata/RHSA-2016:1292
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-1835.json
https://api.first.org/data/v1/epss?cve=CVE-2016-1835
https://bugzilla.gnome.org/show_bug.cgi?id=759020
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8806
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1762
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1833
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1834
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1835
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1836
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1837
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1838
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1839
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1840
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2073
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3627
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3705
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4447
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4449
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4483
https://git.gnome.org/browse/libxml2/commit/?id=38eae571111db3b43ffdeb05487c9f60551906fb
https://kc.mcafee.com/corporate/index?page=content&id=SB10170
https://support.apple.com/HT206567
https://support.apple.com/HT206568
https://ubuntu.com/security/notices/USN-2994-1
https://www.debian.org/security/2016/dsa-3593
https://www.tenable.com/security/tns-2016-18
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.securityfocus.com/bid/90696
http://www.securitytracker.com/id/1035890
http://www.ubuntu.com/usn/USN-2994-1
http://xmlsoft.org/news.html
1338691 https://bugzilla.redhat.com/show_bug.cgi?id=1338691
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
CVE-2016-1835 https://nvd.nist.gov/vuln/detail/CVE-2016-1835
RHSA-2016:2957 https://access.redhat.com/errata/RHSA-2016:2957
USN-2994-1 https://usn.ubuntu.com/2994-1/
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2016-1835
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-1835
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://www.debian.org/security/2016/dsa-3593
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.tenable.com/security/tns-2016-18
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at http://www.ubuntu.com/usn/USN-2994-1
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at http://xmlsoft.org/news.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.78222
EPSS Score 0.01238
Published At May 25, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.