How severe is CVE-2009-0794?

CVE-2009-0794 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2009-0794 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-2009-0794?

CVE-2009-0794 affects Sun Openjdk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-0794?

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

When was CVE-2009-0794 published?

CVE-2009-0794 was published on 2009-04-13 and last updated on 2026-06-16.

CVE-2009-0794

CVE-2009-0794 is a medium-severity vulnerability in Sun Openjdk with a CVSS 2.0 base score of 5.0. 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-189.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Sun Openjdk
Published: 2009-04-13
Last modified: 2026-06-16

Description

Integer overflow in the PulseAudioTargetDataL class in src/java/org/classpath/icedtea/pulseaudio/PulseAudioTargetDataLine.java in Pulse-Java, as used in OpenJDK 1.6.0.0 and other products, allows remote attackers to cause a denial of service (applet crash) via a crafted Pulse Audio source data line.

Frequently asked questions

What is CVE-2009-0794?: Integer overflow in the PulseAudioTargetDataL class in src/java/org/classpath/icedtea/pulseaudio/PulseAudioTargetDataLine.java in Pulse-Java, as used in OpenJDK 1.6.0.0 and other products, allows remote attackers to cause a denial of service (applet crash) via a crafted Pulse Audio source data line.
How severe is CVE-2009-0794?: CVE-2009-0794 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2009-0794 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-2009-0794?: CVE-2009-0794 affects Sun Openjdk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-0794?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-0794 published?: CVE-2009-0794 was published on 2009-04-13 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:sun:openjdk:1.6.0.0:*:*:*:*:*:*:*

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