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CVE-2015-7498

17
FAUCET Score

CVE-2015-7498 describes a heap-based buffer overflow in the libxml2 library, specifically within the xmlParseXmlDecl function, affecting products from vendors like Canonical, Debian, and Red Hat. This vulnerability has a CVSS score of 5.0, indicating a medium severity, and could lead to a denial of service due to its low attack complexity and network-based attack vector. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion, suggesting a low current threat level.

Impacted Technologies

VendorProductVersion(s)CPE
3.0CPE matchmatch criteria
cpe:2.3:a:hp:icewall_federation_agent:3.0:*:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:a:hp:icewall_file_manager:3.0:*:*:*:*:*:*:*
12.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
15.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

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

Exploit Intelligence

EPSS Score
7.02%
Probability of exploitation in next 30 days
EPSS Percentile
93.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0702 is in the 91st percentile among its peer group of 23,725 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 (5)

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 Enterprise Linux 7Fixed in: libxml2-0:2.9.1-6.el7_2.2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 3.0Fixed in: libxml2
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: libxml2
redhatend of lifevia redhat_api
Product: Red Hat JBoss Enterprise Web Server 2Fixed in: libxml2

Vendor Advisories (1)

redhatCVE-2015-7498Moderate

libxml2: Heap-based buffer overflow in xmlParseXmlDecl

Dec 1, 2015

References

lists.opensuse.org / opensuse-updates/2015-12/msg00120.html
lists.opensuse.org / opensuse-updates/2016-01/msg00031.html
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
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party AdvisoryVDB Entry
git.gnome.org / browse/libxml2/commit
h20566.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
Third Party Advisory
security.gentoo.org / glsa/201701-37
debian.org / security/2015/dsa-3430
Third Party Advisory
oracle.com / technetwork/topics/security/linuxbulletinoct2015-2719645.html
securityfocus.com / bid/79548
securitytracker.com / id/1034243
ubuntu.com / usn/USN-2834-1
Third Party Advisory
xmlsoft.org / news.html
Vendor Advisory