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CVE-2008-5356

26
FAUCET Score

CVE-2008-5356 describes a heap-based buffer overflow vulnerability in Sun JDK, JRE, and SDK versions 6 Update 10 and earlier, 5.0 Update 16 and earlier, and 1.4.2_18 and earlier. This critical vulnerability, with a CVSS score of 9.3, allows remote attackers to execute arbitrary code by enticing a user to open a specially crafted TrueType font file. Despite its high severity and potential for complete compromise (C:C/I:C/A:C), there is no evidence of active exploitation, public exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.0CPE matchmatch criteria
cpe:2.3:a:sun:jdk:*:update_16:*:*:*:*:*:*
<= 6CPE matchmatch criteria
cpe:2.3:a:sun:jdk:*:update_10:*:*:*:*:*:*
5.0CPE matchmatch criteria
cpe:2.3:a:sun:jdk:5.0:update_1:*:*:*:*:*:*
5.0CPE matchmatch criteria
cpe:2.3:a:sun:jdk:5.0:update_10:*:*:*:*:*:*
5.0CPE matchmatch criteria
cpe:2.3:a:sun:jdk:5.0:update_11:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

AV:N/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
8.91%
Probability of exploitation in next 30 days
EPSS Percentile
94.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0891 is in the 74th percentile among its peer group of 8,920 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Remediation

Patch Available

Vendor Patches (13)

redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: java-1.6.0-ibm-1:1.6.0.4-1jpp.1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Network Satellite Server v 5.2Fixed in: java-1.5.0-ibm-1:1.5.0.9-1jpp.2.el5
View patch
redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: java-1.6.0-sun-1:1.6.0.11-1jpp.1.el5
View patch
redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: java-1.5.0-sun-0:1.5.0.17-1jpp.2.el5
View patch
redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: java-1.5.0-ibm-1:1.5.0.9-1jpp.2.el5
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: java-1.6.0-sun-1:1.6.0.11-1jpp.1.el4
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: java-1.5.0-sun-0:1.5.0.17-1jpp.2.el4
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: java-1.5.0-ibm-1:1.5.0.9-1jpp.4.el4
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: java-1.6.0-ibm-1:1.6.0.4-1jpp.1.el4
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: java-1.4.2-ibm
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: java-1.4.2-ibm-sap
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: java-1.4.2-ibm-sap
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: java-1.4.2-ibm

Vendor Advisories (1)

redhatCVE-2008-5356Critical

OpenJDK Font processing vulnerability (6733336)

Dec 4, 2008

References

labs.idefense.com / intelligence/vulnerabilities/display.php
lists.opensuse.org / opensuse-security-announce/2009-01/msg00009.html
lists.opensuse.org / opensuse-security-announce/2009-03/msg00001.html
lists.opensuse.org / opensuse-security-announce/2009-04/msg00004.html
lists.opensuse.org / opensuse-security-announce/2009-05/msg00000.html
marc.info
marc.info
osvdb.org / 50516
rhn.redhat.com / errata/RHSA-2008-1018.html
rhn.redhat.com / errata/RHSA-2008-1025.html
secunia.com / advisories/32991
secunia.com / advisories/33015
secunia.com / advisories/33187
secunia.com / advisories/33710
secunia.com / advisories/34233
secunia.com / advisories/34259
secunia.com / advisories/34447
secunia.com / advisories/34605
secunia.com / advisories/34972
secunia.com / advisories/35065
secunia.com / advisories/37386
secunia.com / advisories/38539
security.gentoo.org / glsa/glsa-200911-02.xml
exchange.xforce.ibmcloud.com / vulnerabilities/47103
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6494
rhn.redhat.com / errata/RHSA-2009-0466.html
sunsolve.sun.com / search/document.do
PatchVendor Advisory
support.avaya.com / elmodocs2/security/ASA-2008-485.htm
support.avaya.com / elmodocs2/security/ASA-2009-012.htm
support.nortel.com / go/main.jsp
www116.nortel.com / pub/repository/CLARIFY/DOCUMENT/2009/03/024431-01.pdf
redhat.com / support/errata/RHSA-2009-0016.html
redhat.com / support/errata/RHSA-2009-0369.html
securityfocus.com / bid/32608
us-cert.gov / cas/techalerts/TA08-340A.html
US Government Resource
vupen.com / english/advisories/2008/3339
vupen.com / english/advisories/2009/0672