CVE-2011-4101

CVE-2011-4101 is a medium-severity vulnerability in Wireshark with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The dissect_infiniband_common function in epan/dissectors/packet-infiniband.c in the Infiniband dissector in Wireshark 1.4.0 through 1.4.9 and 1.6.x before 1.6.3 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a malformed packet.

Frequently asked questions

What is CVE-2011-4101?
The dissect_infiniband_common function in epan/dissectors/packet-infiniband.c in the Infiniband dissector in Wireshark 1.4.0 through 1.4.9 and 1.6.x before 1.6.3 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a malformed packet.
How severe is CVE-2011-4101?
CVE-2011-4101 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-4101 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4101?
CVE-2011-4101 primarily affects Wireshark. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-4101?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4101 published?
CVE-2011-4101 was published on 2011-11-03 and last updated on 2026-06-16.

References

Affected products (13)

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