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CVE-2012-4423

UnknownEPSS 3.72%

Last modified

CVE-2012-4423 is a vulnerability of currently unknown severity. The virNetServerProgramDispatchCall function in libvirt before 0.10.2 allows remote attackers to cause a denial of service (NULL pointer dereference and segmentation fault) via an RPC call with (1) an event as the RPC number or (2) an RPC number whose value is in a "gap" in the RPC dispatch table.. EPSS estimates a 3.72% chance of exploitation in the next 30 days.

Description

The virNetServerProgramDispatchCall function in libvirt before 0.10.2 allows remote attackers to cause a denial of service (NULL pointer dereference and segmentation fault) via an RPC call with (1) an event as the RPC number or (2) an RPC number whose value is in a "gap" in the RPC dispatch table.

Metrics

EPSS Probability
3.72%

88.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
RedhatLibvirt<= 0.10.1
RedhatLibvirt0.0.1
RedhatLibvirt0.0.2
RedhatLibvirt0.0.3
RedhatLibvirt0.0.4
RedhatLibvirt0.0.5
RedhatLibvirt0.0.6
RedhatLibvirt0.1.0
RedhatLibvirt0.1.1
RedhatLibvirt0.1.3
RedhatLibvirt0.1.4
RedhatLibvirt0.1.5
RedhatLibvirt0.1.6
RedhatLibvirt0.1.7
RedhatLibvirt0.1.8
RedhatLibvirt0.1.9
RedhatLibvirt0.2.0
RedhatLibvirt0.2.1
RedhatLibvirt0.2.2
RedhatLibvirt0.2.3
RedhatLibvirt0.3.0
RedhatLibvirt0.3.1
RedhatLibvirt0.3.2
RedhatLibvirt0.3.3
RedhatLibvirt0.4.0
RedhatLibvirt0.4.1
RedhatLibvirt0.4.2
RedhatLibvirt0.4.3
RedhatLibvirt0.4.4
RedhatLibvirt0.4.5
RedhatLibvirt0.4.6
RedhatLibvirt0.5.0
RedhatLibvirt0.5.1
RedhatLibvirt0.6.0
RedhatLibvirt0.6.1
RedhatLibvirt0.6.2
RedhatLibvirt0.6.3
RedhatLibvirt0.6.4
RedhatLibvirt0.6.5
RedhatLibvirt0.7.0
RedhatLibvirt0.7.1
RedhatLibvirt0.7.2
RedhatLibvirt0.7.3
RedhatLibvirt0.7.4
RedhatLibvirt0.7.5
RedhatLibvirt0.7.6
RedhatLibvirt0.7.7
RedhatLibvirt0.8.0
RedhatLibvirt0.8.1
RedhatLibvirt0.8.2

Showing 50 of 71 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2012-4423?
The virNetServerProgramDispatchCall function in libvirt before 0.10.2 allows remote attackers to cause a denial of service (NULL pointer dereference and segmentation fault) via an RPC call with (1) an event as the RPC number or (2) an RPC number whose value is in a "gap" in the RPC dispatch table.
How severe is CVE-2012-4423?
Severity scoring for CVE-2012-4423 is pending analysis. The EPSS model estimates a 3.72% probability of exploitation in the next 30 days.
How do I fix CVE-2012-4423?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-4423?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST