libxml2: out-of-bounds read in htmlParseNameComplex()
Published Feb 12, 2016
6.5
MEDIUMCVSS 3.1
EPSS 2.31%
Description
The htmlParseNameComplex function in HTMLparser.c in libxml2 allows attackers to cause a denial of service (out-of-bounds read) via a crafted XML document.
Affected products
No data.
Configuration 2
- 8.0
Configuration 3
- 12.04
- 14.04
- 15.10
- 16.04
No data.
Red Hat Enterprise Linux 5
libxml2
Not affected
Red Hat Enterprise Linux 6
libxml2
Not affected
Red Hat Enterprise Linux 7
libxml2
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | libxml2 | Not affected | n/a |
| Red Hat Enterprise Linux 6 | libxml2 | Not affected | n/a |
| Red Hat Enterprise Linux 7 | libxml2 | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This flaw was found to be a duplicate of CVE-2016-1839. Please see https://access.redhat.com/security/cve/CVE-2016-1839 for information about affected products and security errata.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.31% (0.02310) | 82.75th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.66% (0.02655) | 83.64th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.51% (0.01506) | 79.87th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.78% (0.00778) | 82.05th | v3 (v2023.03.01) |
| May 17, 2024 | 0.78% (0.00778) | 81.30th | v3 (v2023.03.01) |
| Sep 30, 2023 | 0.78% (0.00778) | 79.28th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.72% (0.00716) | 77.48th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.18% (0.01183) | 61.76th | v2 (v2022.01.01) |
| Oct 19, 2022 | 1.18% (0.01183) | 60.79th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.18% (0.01183) | 58.77th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.18% (0.01183) | 35.15th | v2 (v2022.01.01) |
References (12)
- http://www.openwall.com/lists/oss-security/2016/01/25/6 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/01/26/7 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html x_refsource_CONFIRMThird Party Advisory
- http://www.securityfocus.com/bid/85267 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1035011 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2994-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2016-2073 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1301928 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2016-2073
- https://security.gentoo.org/glsa/201701-37 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2016-2073
- https://www.debian.org/security/2016/dsa-3593 vendor-advisoryx_refsource_DEBIANThird Party Advisory
Change history (0)
No recorded changes yet.