HIGH
libxml2: Heap-based buffer-overread in xmlNextChar
Published Mar 24, 2016
8.1
HIGHCVSS 3.1
EPSS 6.47%
Description
The xmlNextChar function in libxml2 before 2.9.4 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.
Affected products
No data.
Configuration 1
Configuration 2
- 8.0
Configuration 3
OR
- 12.04
- 14.04
- 15.10
- 16.04
Configuration 5
OR
- 6.0
- 7.0
- 6.0
- 7.0
- 7.2
- 7.3
- 7.4
- 7.6
- 7.2
- 7.3
- 7.4
- 7.5
- 7.6
- 7.2
- 7.3
- 7.6
- 6.0
- 7.0
Configuration 6
OR
- ≤ 7.5.2.10
- > 7.5.2.11 · ≤ 7.6.2.3
No data.
Red Hat Enterprise Linux 6
libxml2-0:2.7.6-21.el6_8.1
Fixed · RHSA-2016:1292
Red Hat Enterprise Linux 7
libxml2-0:2.9.1-6.el7_2.3
Fixed · RHSA-2016:1292
Red Hat JBoss Core Services
n/a
Fixed · RHSA-2016:2957
Red Hat Enterprise Linux 5
libxml2
Will not fix
Red Hat JBoss Enterprise Web Server 3
libxml2
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | libxml2-0:2.7.6-21.el6_8.1 | Fixed | RHSA-2016:1292 |
| Red Hat Enterprise Linux 7 | libxml2-0:2.9.1-6.el7_2.3 | Fixed | RHSA-2016:1292 |
| Red Hat JBoss Core Services | n/a | Fixed | RHSA-2016:2957 |
| Red Hat Enterprise Linux 5 | libxml2 | Will not fix | n/a |
| Red Hat JBoss Enterprise Web Server 3 | libxml2 | Affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
8.1 HIGH CISA ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact High
8.1 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact High
5.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Dec 17, 2025 · SSVC 2.0.3
6.47% 0.06466
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.06466
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (52 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 6.47% (0.06466) | 93.54th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.93% (0.05927) | 92.29th | v5 (v2026.06.15) |
| May 12, 2026 | 2.86% (0.02861) | 86.36th | v4 (v2025.03.14) |
| Apr 29, 2026 | 4.26% (0.04261) | 88.85th | v4 (v2025.03.14) |
| Mar 4, 2026 | 8.58% (0.08579) | 92.25th | v4 (v2025.03.14) |
| Mar 1, 2026 | 6.30% (0.06303) | 90.82th | v4 (v2025.03.14) |
| Feb 4, 2026 | 8.58% (0.08579) | 92.19th | v4 (v2025.03.14) |
| Feb 1, 2026 | 6.30% (0.06303) | 90.76th | v4 (v2025.03.14) |
| Jan 4, 2026 | 8.58% (0.08579) | 92.13th | v4 (v2025.03.14) |
| Jan 1, 2026 | 6.30% (0.06303) | 90.71th | v4 (v2025.03.14) |
| Dec 28, 2025 | 8.58% (0.08579) | 92.11th | v4 (v2025.03.14) |
| Dec 27, 2025 | 7.34% (0.07342) | 91.43th | v4 (v2025.03.14) |
| Dec 4, 2025 | 8.58% (0.08579) | 92.07th | v4 (v2025.03.14) |
| Dec 1, 2025 | 6.30% (0.06303) | 90.63th | v4 (v2025.03.14) |
| Nov 4, 2025 | 8.58% (0.08579) | 92.01th | v4 (v2025.03.14) |
| Nov 1, 2025 | 6.30% (0.06303) | 90.57th | v4 (v2025.03.14) |
| Oct 28, 2025 | 8.58% (0.08579) | 92.01th | v4 (v2025.03.14) |
| Oct 27, 2025 | 7.34% (0.07342) | 91.30th | v4 (v2025.03.14) |
| Oct 4, 2025 | 8.58% (0.08579) | 92.05th | v4 (v2025.03.14) |
| Oct 1, 2025 | 6.30% (0.06303) | 90.62th | v4 (v2025.03.14) |
| Sep 4, 2025 | 7.34% (0.07342) | 91.35th | v4 (v2025.03.14) |
| Sep 1, 2025 | 5.37% (0.05369) | 89.78th | v4 (v2025.03.14) |
| Aug 17, 2025 | 6.76% (0.06763) | 90.91th | v4 (v2025.03.14) |
| Aug 4, 2025 | 5.59% (0.05589) | 89.95th | v4 (v2025.03.14) |
| Aug 1, 2025 | 4.12% (0.04124) | 88.26th | v4 (v2025.03.14) |
| Jul 11, 2025 | 5.59% (0.05589) | 89.87th | v4 (v2025.03.14) |
| Jul 1, 2025 | 2.25% (0.02255) | 83.95th | v4 (v2025.03.14) |
| Jun 4, 2025 | 3.85% (0.03848) | 87.63th | v4 (v2025.03.14) |
| Jun 1, 2025 | 2.70% (0.02699) | 85.20th | v4 (v2025.03.14) |
| May 25, 2025 | 3.85% (0.03848) | 87.62th | v4 (v2025.03.14) |
| May 4, 2025 | 7.34% (0.07342) | 91.18th | v4 (v2025.03.14) |
| May 1, 2025 | 5.37% (0.05369) | 89.58th | v4 (v2025.03.14) |
| Apr 15, 2025 | 7.53% (0.07527) | 91.28th | v4 (v2025.03.14) |
| Apr 10, 2025 | 12.85% (0.12848) | 93.44th | v4 (v2025.03.14) |
| Apr 9, 2025 | 5.51% (0.05508) | 89.32th | v4 (v2025.03.14) |
| Apr 7, 2025 | 12.85% (0.12848) | 93.43th | v4 (v2025.03.14) |
| Apr 6, 2025 | 5.51% (0.05508) | 89.31th | v4 (v2025.03.14) |
| Mar 30, 2025 | 12.85% (0.12848) | 93.41th | v4 (v2025.03.14) |
| Mar 29, 2025 | 16.50% (0.16501) | 91.52th | v4 (v2025.03.14) |
| Mar 27, 2025 | 14.87% (0.14868) | 93.60th | v4 (v2025.03.14) |
| Mar 26, 2025 | 5.64% (0.05638) | 89.33th | v4 (v2025.03.14) |
| Mar 24, 2025 | 14.87% (0.14868) | 93.94th | v4 (v2025.03.14) |
| Mar 17, 2025 | 12.55% (0.12553) | 93.39th | v4 (v2025.03.14) |
| Jan 12, 2025 | 1.85% (0.01849) | 88.05th | v3 (v2023.03.01) |
| May 17, 2024 | 0.78% (0.00784) | 81.37th | v3 (v2023.03.01) |
| Nov 9, 2023 | 0.78% (0.00784) | 79.36th | v3 (v2023.03.01) |
| Jun 24, 2023 | 0.72% (0.00722) | 77.97th | v3 (v2023.03.01) |
| Apr 5, 2023 | 0.59% (0.00594) | 75.09th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.51% (0.00505) | 72.83th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.93% (0.03932) | 85.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.93% (0.03932) | 84.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.93% (0.03932) | 67.70th | v2 (v2022.01.01) |
Weaknesses (2)
References (26)
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html vendor-advisoryx_refsource_APPLEMailing ListVendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html vendor-advisoryx_refsource_APPLEMailing ListVendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html vendor-advisoryx_refsource_APPLEMailing ListVendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html vendor-advisoryx_refsource_APPLEMailing ListVendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00005.html vendor-advisoryx_refsource_APPLEMailing ListVendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2957.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html x_refsource_CONFIRMThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html x_refsource_CONFIRMThird Party Advisory
- http://www.securityfocus.com/bid/85059 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1035353 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2994-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://xmlsoft.org/news.html x_refsource_CONFIRMRelease NotesVendor Advisory
- https://access.redhat.com/errata/RHSA-2016:1292 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2016-1762 Vendor Advisory
- https://bugzilla.gnome.org/show_bug.cgi?id=759671 x_refsource_CONFIRMExploitIssue TrackingThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1338711 Issue Tracking
- https://git.gnome.org/browse/libxml2/commit/?id=a7a94612aa3b16779e2c74e1fa353b5d9786c602 x_refsource_CONFIRMPatchThird Party Advisory
- https://kc.mcafee.com/corporate/index?page=content&id=SB10170 x_refsource_CONFIRMPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2016-1762
- https://support.apple.com/HT206166 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT206167 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT206168 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT206169 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT206171 x_refsource_CONFIRMVendor Advisory
- https://www.cve.org/CVERecord?id=CVE-2016-1762
- https://www.debian.org/security/2016/dsa-3593 vendor-advisoryx_refsource_DEBIANThird Party Advisory
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner apple
Published Mar 24, 2016
Updated Dec 17, 2025
Reserved Jan 13, 2016
Link CVE-2016-1762
CISA Vulnrichment
Updated Dec 17, 2025