← Vulnerability feed

Vulnerability record · CVE-2009-1096 · published 25 March 2009

CVE-2009-1096: Sun jdk memory buffer overflow vulnerability

Sun · Jdk

Buffer overflow in unpack200 in Java SE Development Kit (JDK) and Java Runtime Environment (JRE) 5.0 Update 17 and earlier, and 6 Update 12 and earlier, allows remote attackers to access files or execute arbitrary code via a JAR file with crafted Pack200 headers.

10.0 CVSS 2.0 High EPSS 8.2% · top 5.3% CWE-119 · Memory buffer overflow
10.0CVSS 2.0 base score
8.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
82References
16 Jun 2026Last modified by NVD

Description

Buffer overflow in unpack200 in Java SE Development Kit (JDK) and Java Runtime Environment (JRE) 5.0 Update 17 and earlier, and 6 Update 12 and earlier, allows remote attackers to access files or execute arbitrary code via a JAR file with crafted Pack200 headers.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01745133
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00001.html
http://marc.info/?l=bugtraq&m=124344236532162&w=2
http://secunia.com/advisories/34489
http://secunia.com/advisories/34495
http://secunia.com/advisories/34496
http://secunia.com/advisories/34632
http://secunia.com/advisories/34675
http://secunia.com/advisories/35156
http://secunia.com/advisories/35223
http://secunia.com/advisories/35255
http://secunia.com/advisories/35416
http://secunia.com/advisories/36185
http://secunia.com/advisories/37386
http://secunia.com/advisories/37460
http://security.gentoo.org/glsa/glsa-200911-02.xml
http://sunsolve.sun.com/search/document.do?assetkey=1-21-125137-14-1 Patch
http://sunsolve.sun.com/search/document.do?assetkey=1-26-254570-1 PatchVendor Advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-77-1020225.1-1
http://support.avaya.com/elmodocs2/security/ASA-2009-108.htm
http://support.avaya.com/elmodocs2/security/ASA-2009-109.htm
http://www.debian.org/security/2009/dsa-1769
http://www.mandriva.com/security/advisories?name=MDVSA-2009:137
http://www.mandriva.com/security/advisories?name=MDVSA-2009:162
http://www.redhat.com/support/errata/RHSA-2009-0392.html
http://www.redhat.com/support/errata/RHSA-2009-0394.html
http://www.redhat.com/support/errata/RHSA-2009-1038.html
http://www.securityfocus.com/archive/1/507985/100/0/threaded
http://www.securityfocus.com/bid/34240
http://www.securitytracker.com/id?1021894
http://www.ubuntu.com/usn/usn-748-1
http://www.vmware.com/security/advisories/VMSA-2009-0016.html
http://www.vupen.com/english/advisories/2009/1426
http://www.vupen.com/english/advisories/2009/3316
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6659
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8844
https://rhn.redhat.com/errata/RHSA-2009-0377.html

Track CVE-2009-1096 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2013-2465Oracle Java SE JRE 2D sandbox bypass and code executionCVE-2013-2465 is an unspecified vulnerability in the 2D component of Oracle Java SE JRE (7 Update 21 and earlier, 6 Update 45 and earlier, 5.0 Update…KEVEPSS 99%analysed9.8CVE-2012-0507Oracle Java SE JRE AtomicReferenceArray type confusion sandbox bypassCVE-2012-0507 is an unspecified vulnerability in the Java Runtime Environment (JRE) Concurrency component affecting Java SE 7 Update 2 and earlier, 6…KEVEPSS 98%analysed10.0CVE-2013-5809Oracle jre vulnerabilityUnspecified vulnerability in Oracle Java SE 7u40 and earlier, Java SE 6u60 and earlier, Java SE 5.0u51 and earlier, and Java SE Embedded 7u40 and ear…EPSS 5.9%10.0CVE-2013-5814Oracle jre vulnerabilityUnspecified vulnerability in Oracle Java SE 7u40 and earlier, Java SE 6u60 and earlier, Java SE 5.0u51 and earlier, and Java SE Embedded 7u40 and ear…EPSS 6.3%10.0CVE-2013-5817Oracle jdk vulnerabilityUnspecified vulnerability in Oracle Java SE 7u40 and earlier, Java SE 6u60 and earlier, Java SE 5.0u51 and earlier, and Java SE Embedded 7u40 and ear…EPSS 6.3%10.0CVE-2013-5824Oracle jdk vulnerabilityUnspecified vulnerability in Oracle Java SE 7u40 and earlier, Java SE 6u60 and earlier, and Java SE Embedded 7u40 and earlier allows remote attackers…EPSS 5.6%10.0CVE-2013-5782Oracle jre vulnerabilityUnspecified vulnerability in Oracle Java SE 7u40 and earlier, Java SE 6u60 and earlier, Java SE 5.0u51 and earlier, JRockit R28.2.8 and earlier, JRoc…EPSS 6.3%10.0CVE-2013-5787Oracle jdk vulnerabilityUnspecified vulnerability in Oracle Java SE 7u40 and earlier, Java SE 6u60 and earlier, and Java SE Embedded 7u40 and earlier allows remote attackers…EPSS 5.6%

Source: NIST National Vulnerability Database (record CVE-2009-1096), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.