CVE-2012-3422

CVE-2012-3422 is a medium-severity vulnerability in Redhat Icedtea-web with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

• Severity: Medium (CVSS 2.0 base score 6.8)
• EPSS exploit prediction: 3% (86th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Redhat Icedtea-web
• Published: 2012-08-07
• Last modified: 2026-06-16

Description

The getFirstInTableInstance function in the IcedTea-Web plugin before 1.2.1 returns an uninitialized pointer when the instance_to_id_map hash is empty, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted web page, which causes an uninitialized memory location to be read.

Frequently asked questions

What is CVE-2012-3422?

The getFirstInTableInstance function in the IcedTea-Web plugin before 1.2.1 returns an uninitialized pointer when the instance_to_id_map hash is empty, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted web page, which causes an uninitialized memory location to be read.

How severe is CVE-2012-3422?

CVE-2012-3422 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2012-3422 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-3422?

CVE-2012-3422 primarily affects Redhat Icedtea-web. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-3422?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-3422 published?

CVE-2012-3422 was published on 2012-08-07 and last updated on 2026-06-16.

References

• http://icedtea.classpath.org/hg/release/icedtea-web-1.2/file/icedtea-web-1.2.1/NEWS
• http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00004.html
• http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00005.html
• http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00020.html
• http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00013.html
• http://lists.opensuse.org/opensuse-updates/2013-05/msg00032.html
• http://lists.opensuse.org/opensuse-updates/2013-06/msg00030.html
• http://lists.opensuse.org/opensuse-updates/2013-06/msg00101.html
• http://rhn.redhat.com/errata/RHSA-2012-1132.html
• http://secunia.com/advisories/50089
• http://security.gentoo.org/glsa/glsa-201406-32.xml
• http://www.ubuntu.com/usn/USN-1521-1
• https://bugzilla.redhat.com/show_bug.cgi?id=840592

Affected products (3)

• cpe:2.3:a:redhat:icedtea-web:*:*:*:*:*:*:*:*
• cpe:2.3:a:redhat:icedtea-web:1.0:*:*:*:*:*:*:*
• cpe:2.3:a:redhat:icedtea-web:1.1:*:*:*:*:*:*:*

More vulnerabilities in Redhat Icedtea-web

• CVE-2012-3423 — High (CVSS 7.5): The IcedTea-Web plugin before 1.2.1 does not properly handle NPVariant NPStrings without NUL terminators, which allows…
• CVE-2011-0706 — High (CVSS 7.5): The JNLPClassLoader class in IcedTea-Web before 1.0.1, as used in OpenJDK Runtime Environment 1.6.0, allows remote…
• CVE-2011-2514 — Medium (CVSS 6.8): The Java Network Launching Protocol (JNLP) implementation in IcedTea6 1.9.x before 1.9.9 and before 1.8.9, and…
• CVE-2013-1927 — Medium (CVSS 6.8): The IcedTea-Web plugin before 1.2.3 and 1.3.x before 1.3.2 allows remote attackers to execute arbitrary code via a…
• CVE-2012-4540 — Medium (CVSS 6.8): Off-by-one error in the invoke function in IcedTeaScriptablePluginObject.cc in IcedTea-Web 1.1.x before 1.1.7, 1.2.x…
• CVE-2013-1926 — Medium (CVSS 5.8): The IcedTea-Web plugin before 1.2.3 and 1.3.x before 1.3.2 uses the same class loader for applets with the same…

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• CVE-2022-27625 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
• CVE-2022-27624 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
• CVE-2020-11896 — Critical (CVSS 10.0): The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →