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CVE-2015-7499

17
FAUCET Score

CVE-2015-7499 is a heap-based buffer overflow vulnerability in the xmlGROW function of libxml2 versions prior to 2.9.3, affecting products from Apple, Canonical, Debian, HP, OpenSUSE, Red Hat, and xmlsoft. This vulnerability has a CVSS score of 5.0, indicating a medium severity, and could allow unauthenticated attackers to obtain sensitive process memory information over a network with low attack complexity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage for this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 9.2.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
<= 10.11.3CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
<= 9.1CPE matchmatch criteria
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
<= 2.1CPE matchmatch criteria
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
12.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.46%
Probability of exploitation in next 30 days
EPSS Percentile
93.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0646 is in the 90th percentile among its peer group of 23,723 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: libxml2-0:2.9.1-6.el7_2.2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libxml2-0:2.7.6-20.el6_7.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 3.0Fixed in: libxml2
View patch
rubygemspatch availablevia ghsa
Product: nokogiriFixed in: 1.6.7.2
applevendor investigatingvia nvd_reference
View patch
redhatend of lifevia redhat_api
Product: Red Hat JBoss Enterprise Web Server 2Fixed in: libxml2
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: libxml2

Vendor Advisories (2)

rubygemsGHSA-jxjr-5h69-qw3wmedium

Heap-based buffer overflow in nokogiri

Sep 17, 2018
redhatCVE-2015-7499Moderate

libxml2: Heap-based buffer overflow in xmlGROW

Dec 1, 2015

References

lists.apple.com / archives/security-announce/2016/Mar/msg00000.html
Mailing ListThird Party Advisory
lists.apple.com / archives/security-announce/2016/Mar/msg00001.html
Mailing ListThird Party Advisory
lists.apple.com / archives/security-announce/2016/Mar/msg00002.html
Mailing ListThird Party Advisory
lists.apple.com / archives/security-announce/2016/Mar/msg00004.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2015-12/msg00120.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2016-01/msg00031.html
Mailing ListThird Party Advisory
marc.info
Third Party Advisory
rhn.redhat.com / errata/RHSA-2015-2549.html
Third Party Advisory
rhn.redhat.com / errata/RHSA-2015-2550.html
Third Party Advisory
rhn.redhat.com / errata/RHSA-2016-1089.html
Broken Link
bugzilla.redhat.com / show_bug.cgi
Issue Tracking
git.gnome.org / browse/libxml2/commit
PatchThird Party Advisory
git.gnome.org / browse/libxml2/commit
PatchThird Party Advisory
h20566.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
Third Party Advisory
security.gentoo.org / glsa/201701-37
Third Party Advisory
support.apple.com / HT206166
Vendor Advisory
support.apple.com / HT206167
Vendor Advisory
support.apple.com / HT206168
Vendor Advisory
support.apple.com / HT206169
Vendor Advisory
debian.org / security/2015/dsa-3430
Third Party Advisory
oracle.com / technetwork/topics/security/linuxbulletinoct2015-2719645.html
Third Party Advisory
securityfocus.com / bid/79509
Third Party AdvisoryVDB Entry
securitytracker.com / id/1034243
Third Party AdvisoryVDB Entry
ubuntu.com / usn/USN-2834-1
Third Party Advisory
xmlsoft.org / news.html
Vendor Advisory