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CVE-2016-2799

29
FAUCET Score

CVE-2016-2799 describes a heap-based buffer overflow in the Graphite2 library, specifically within the graphite2::Slot::setAttr function, affecting Mozilla Firefox and Firefox ESR versions prior to 45.0 and 38.7 respectively, as well as other products using Graphite2. This vulnerability carries a high CVSS score of 8.8, indicating that an unauthenticated remote attacker could trigger a denial of service or potentially achieve arbitrary code execution by enticing a user to open a specially crafted Graphite smart font. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
5.0CPE matchmatch criteria
cpe:2.3:o:oracle:linux:5.0:*:*:*:*:*:*:*
6CPE matchmatch criteria
cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*
7CPE matchmatch criteria
cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*
42.1CPE matchmatch criteria
cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
13.1CPE matchmatch criteria
cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
4.89%
Probability of exploitation in next 30 days
EPSS Percentile
91.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0489 is in the 91st percentile among its peer group of 14,825 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: firefox-0:38.7.0-1.el6_7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox-0:38.7.0-1.el5_11
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: thunderbird-0:38.7.0-1.el5_11
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: thunderbird-0:38.7.0-1.el7_2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: thunderbird-0:38.7.0-1.el6_7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: firefox-0:38.7.0-1.el7_2
View patch
mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2016-2799Critical

graphite2: multiple font parsing vulnerabilities (Mozilla MFSA 2016-37)

Mar 8, 2016

References

lists.opensuse.org / opensuse-security-announce/2016-03/msg00027.html
lists.opensuse.org / opensuse-security-announce/2016-03/msg00029.html
lists.opensuse.org / opensuse-security-announce/2016-03/msg00031.html
lists.opensuse.org / opensuse-security-announce/2016-03/msg00050.html
lists.opensuse.org / opensuse-security-announce/2016-03/msg00068.html
lists.opensuse.org / opensuse-security-announce/2016-03/msg00089.html
lists.opensuse.org / opensuse-security-announce/2016-03/msg00091.html
Third Party Advisory
lists.opensuse.org / opensuse-security-announce/2016-03/msg00093.html
lists.opensuse.org / opensuse-security-announce/2016-07/msg00006.html
Third Party Advisory
lists.opensuse.org / opensuse-security-announce/2016-07/msg00007.html
Third Party Advisory
lists.opensuse.org / opensuse-security-announce/2016-07/msg00008.html
Third Party Advisory
bugzilla.mozilla.org / show_bug.cgi
Issue Tracking
security.gentoo.org / glsa/201605-06
security.gentoo.org / glsa/201701-63
debian.org / security/2016/dsa-3510
debian.org / security/2016/dsa-3515
debian.org / security/2016/dsa-3520
mozilla.org / security/announce/2016/mfsa2016-37.html
Vendor Advisory
oracle.com / technetwork/topics/security/linuxbulletinjan2016-2867209.html
Third Party Advisory
securityfocus.com / bid/84222
securitytracker.com / id/1035215
ubuntu.com / usn/USN-2917-1
ubuntu.com / usn/USN-2917-2
ubuntu.com / usn/USN-2917-3
ubuntu.com / usn/USN-2927-1
ubuntu.com / usn/USN-2934-1