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Fencer Vulns
critical 9.3

CVE-2009-3869 in the critical feed json

Stack-based buffer overflow in the setDiffICM function in the Abstract Window Toolkit (AWT) in Java Runtime Environment (JRE) in Sun Java S…

published 2009-11-05 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-3840

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
65.4%
EPSS 65.4% chance of exploitation in 30 days, percentile 99.2%
public exploits
2
Metasploit, Exploit-DB

Summary

Stack-based buffer overflow in the setDiffICM function in the Abstract Window Toolkit (AWT) in Java Runtime Environment (JRE) in Sun Java SE in JDK and JRE 5.0 before Update 22, JDK and JRE 6 before Update 17, SDK and JRE 1.3.x before 1.3.1_27, and SDK and JRE 1.4.x before 1.4.2_24 allows remote attackers to execute arbitrary code via a crafted argument, aka Bug Id 6872357.

Patch / fix

  • java-1.6.0-ibm RHEL 4 EXTRAS, network satellite 5.3 1:1.6.0.7-1jpp.3.el4
  • java-1.6.0-ibm RHEL 5 EXTRAS, network satellite 5.3 1:1.6.0.7-1jpp.2.el5
  • java-1.6.0-openjdk RHEL 5 1:1.6.0.0-1.7.b09.el5
  • java-1.6.0-openjdk-src RHEL 5 1:1.6.0.0-1.7.b09.el5
  • java-1.6.0-openjdk-demo RHEL 5 1:1.6.0.0-1.7.b09.el5
  • java-1.6.0-openjdk-javadoc RHEL 5 1:1.6.0.0-1.7.b09.el5
  • java-1.5.0-sun RHEL 4 EXTRAS 1.5.0.22-1jpp.1.el4
  • java-1.5.0-sun RHEL 5 EXTRAS 1.5.0.22-1jpp.1.el5

red hat advisories RHSA-2010:0043RHSA-2009:1584RHSA-2009:1571RHSA-2009:1560RHSA-2010:0408RHSA-2009:1694

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2009-3869 updated cvss 6.8

OpenJDK JRE AWT setDifflCM stack overflow (6872357)

  • Red Hat Desktop version 3 Extras java-1.4.2-ibm 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-src 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-demo 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-jdbc 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-plugin 1.4.2.13.3-1jpp.1.el3 Red Hat Desktop version 4 Extras java-1.6.0-ibm 1.6.0.7-1jpp.3.el4, java-1.5.0-ibm 1.5.0.11-1jpp.1.el4, java-1.5.0-sun 1.5.0.22-1jpp.1.el4, java-1.6.0-sun 1.6.0.17-1jpp.1.el4, java-1.4.2-ibm 1.4.2.13.3-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.7-1jpp.3.el4, +22 more
    fixed: vendor fix RHSA-2009:1643
  • Red Hat Enterprise Linux (v. 5 server) java-1.6.0-openjdk 1.6.0.0-1.7.b09.el5, java-1.6.0-openjdk-src 1.6.0.0-1.7.b09.el5, java-1.6.0-openjdk-demo 1.6.0.0-1.7.b09.el5, java-1.6.0-openjdk-javadoc 1.6.0.0-1.7.b09.el5
    fixed: vendor fix RHSA-2009:1584
  • Red Hat Enterprise Linux AS version 3 Extras java-1.4.2-ibm 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-src 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-demo 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-jdbc 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-plugin 1.4.2.13.3-1jpp.1.el3 Red Hat Enterprise Linux AS version 4 Extras java-1.6.0-ibm 1.6.0.7-1jpp.3.el4, java-1.5.0-ibm 1.5.0.11-1jpp.1.el4, java-1.5.0-sun 1.5.0.22-1jpp.1.el4, java-1.6.0-sun 1.6.0.17-1jpp.1.el4, java-1.4.2-ibm 1.4.2.13.3-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.7-1jpp.3.el4, +22 more
    fixed: vendor fix RHSA-2009:1643
  • Red Hat Enterprise Linux Desktop (v. 5 client) java-1.6.0-openjdk 1.6.0.0-1.7.b09.el5, java-1.6.0-openjdk-src 1.6.0.0-1.7.b09.el5, java-1.6.0-openjdk-demo 1.6.0.0-1.7.b09.el5, java-1.6.0-openjdk-javadoc 1.6.0.0-1.7.b09.el5
    fixed: vendor fix RHSA-2009:1584
  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) java-1.6.0-ibm 1.6.0.7-1jpp.2.el5, java-1.5.0-ibm 1.5.0.11-1jpp.1.el5, java-1.5.0-sun 1.5.0.22-1jpp.1.el5, java-1.6.0-sun 1.6.0.17-1jpp.2.el5, java-1.4.2-ibm 1.4.2.13.3-1jpp.1.el5, java-1.6.0-ibm-src 1.6.0.7-1jpp.2.el5, +24 more Red Hat Enterprise Linux ES version 3 Extras java-1.4.2-ibm 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-src 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-demo 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-jdbc 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-plugin 1.4.2.13.3-1jpp.1.el3 Red Hat Enterprise Linux ES version 4 Extras java-1.6.0-ibm 1.6.0.7-1jpp.3.el4, java-1.5.0-ibm 1.5.0.11-1jpp.1.el4, java-1.5.0-sun 1.5.0.22-1jpp.1.el4, java-1.6.0-sun 1.6.0.17-1jpp.1.el4, java-1.4.2-ibm 1.4.2.13.3-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.7-1jpp.3.el4, +22 more Red Hat Enterprise Linux Server Supplementary (v. 5) java-1.6.0-ibm 1.6.0.7-1jpp.2.el5, java-1.5.0-ibm 1.5.0.11-1jpp.1.el5, java-1.5.0-sun 1.5.0.22-1jpp.1.el5, java-1.6.0-sun 1.6.0.17-1jpp.2.el5, java-1.4.2-ibm 1.4.2.13.3-1jpp.1.el5, java-1.6.0-ibm-src 1.6.0.7-1jpp.2.el5, +24 more Red Hat Enterprise Linux WS version 3 Extras java-1.4.2-ibm 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-src 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-demo 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-jdbc 1.4.2.13.3-1jpp.1.el3, java-1.4.2-ibm-plugin 1.4.2.13.3-1jpp.1.el3 Red Hat Enterprise Linux WS version 4 Extras java-1.6.0-ibm 1.6.0.7-1jpp.3.el4, java-1.5.0-ibm 1.5.0.11-1jpp.1.el4, java-1.5.0-sun 1.5.0.22-1jpp.1.el4, java-1.6.0-sun 1.6.0.17-1jpp.1.el4, java-1.4.2-ibm 1.4.2.13.3-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.7-1jpp.3.el4, +22 more
    fixed: vendor fix RHSA-2009:1643
  • Red Hat Satellite 5.3 (RHEL v.4) java-1.6.0-ibm 1.6.0.7-1jpp.3.el4 Red Hat Satellite 5.3 (RHEL v.5) java-1.6.0-ibm 1.6.0.7-1jpp.2.el5
    fixed: vendor fix RHSA-2010:0043
  • Red Hat RHEL 4 AS for SAP java-1.4.2-ibm 1.4.2.13.4.sap-1jpp.1.el4_8, java-1.4.2-ibm-src 1.4.2.13.4.sap-1jpp.1.el4_8, java-1.4.2-ibm-demo 1.4.2.13.4.sap-1jpp.1.el4_8, java-1.4.2-ibm-javacomm 1.4.2.13.4.sap-1jpp.1.el4_8 Red Hat RHEL 5 Server for SAP java-1.4.2-ibm 1.4.2.13.4.sap-1jpp.1.el5, java-1.4.2-ibm-src 1.4.2.13.4.sap-1jpp.1.el5, java-1.4.2-ibm-demo 1.4.2.13.4.sap-1jpp.1.el5, java-1.4.2-ibm-javacomm 1.4.2.13.4.sap-1jpp.1.el5
    fixed: vendor fix RHSA-2010:0408

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (Metasploit exploit/multi/browser/java_setdifficm_bof)
  2. Published

Exploit prediction

65.35% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.