MEDIUM
libxml2: Heap buffer overflow in xmlParseMisc
Published Dec 15, 2015
5.0
MEDIUMCVSS 2.0
EPSS 5.87%
Description
The xmlParseMisc function in parser.c in libxml2 before 2.9.3 allows context-dependent attackers to cause a denial of service (out-of-bounds heap read) via unspecified vectors related to incorrect entities boundaries and start tags.
Affected products
No data.
Configuration 1
OR
- 3.0
- 3.0
Configuration 3
OR
- 7.0
- 8.0
Configuration 4
Configuration 5
OR
- 6.0
- 6.0
- 6.0
- 6.0
Configuration 6
OR
- 12.04
- 14.04
- 15.04
- 15.10
No data.
Red Hat Enterprise Linux 6
libxml2-0:2.7.6-20.el6_7.1
Fixed · RHSA-2015:2549
Red Hat Enterprise Linux 7
libxml2-0:2.9.1-6.el7_2.2
Fixed · RHSA-2015:2550
Red Hat JBoss Web Server 3.0
libxml2
Fixed · RHSA-2016:1089
Red Hat Enterprise Linux 5
libxml2
Will not fix
Red Hat JBoss Enterprise Web Server 2
libxml2
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | libxml2-0:2.7.6-20.el6_7.1 | Fixed | RHSA-2015:2549 |
| Red Hat Enterprise Linux 7 | libxml2-0:2.9.1-6.el7_2.2 | Fixed | RHSA-2015:2550 |
| Red Hat JBoss Web Server 3.0 | libxml2 | Fixed | RHSA-2016:1089 |
| Red Hat Enterprise Linux 5 | libxml2 | Will not fix | n/a |
| Red Hat JBoss Enterprise Web Server 2 | libxml2 | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
5.87% 0.05869
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.05869
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 (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.87% (0.05869) | 92.98th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.76% (0.05758) | 92.07th | v5 (v2026.06.15) |
| Mar 6, 2026 | 1.47% (0.01475) | 80.70th | v4 (v2025.03.14) |
| Aug 29, 2025 | 3.63% (0.03629) | 87.36th | v4 (v2025.03.14) |
| Jun 29, 2025 | 5.46% (0.05455) | 89.70th | v4 (v2025.03.14) |
| Apr 15, 2025 | 1.98% (0.01983) | 82.50th | v4 (v2025.03.14) |
| Mar 30, 2025 | 3.45% (0.03453) | 86.42th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.52% (0.10518) | 88.68th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.43% (0.03428) | 86.66th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.11% (0.01114) | 85.19th | v3 (v2023.03.01) |
| Jan 14, 2024 | 1.11% (0.01114) | 82.94th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.97% (0.00972) | 81.03th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.69% (0.02686) | 82.85th | v2 (v2022.01.01) |
| Feb 13, 2023 | 2.69% (0.02686) | 82.39th | v2 (v2022.01.01) |
| Feb 3, 2023 | 4.36% (0.04358) | 87.66th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.69% (0.02686) | 81.17th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.69% (0.02686) | 62.66th | v2 (v2022.01.01) |
Weaknesses (2)
References (28)
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html vendor-advisoryx_refsource_SUSE
- http://marc.info/?l=bugtraq&m=145382616617563&w=2 vendor-advisoryx_refsource_HPThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2549.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2550.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-1089.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2015/dsa-3430 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html x_refsource_CONFIRM
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html x_refsource_CONFIRM
- http://www.securityfocus.com/bid/79562 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1034243 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-2834-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://xmlsoft.org/news.html x_refsource_CONFIRMVendor Advisory
- https://access.redhat.com/security/cve/CVE-2015-7500 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1281943 x_refsource_CONFIRMIssue Tracking
- https://git.gnome.org/browse/libxml2/commit/?id=f1063fdbe7fa66332bbb76874101c2a7b51b519f x_refsource_CONFIRM
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172 x_refsource_CONFIRMThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-7500
- https://security.gentoo.org/glsa/201701-37 vendor-advisoryx_refsource_GENTOO
- 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://www.cve.org/CVERecord?id=CVE-2015-7500
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Dec 15, 2015
Updated Aug 6, 2024
Reserved Sep 29, 2015
Link CVE-2015-7500
CISA Vulnrichment
Updated n/a