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CVE-2010-4263

7.9 · HIGH

The igb_receive_skb function in drivers/net/igb/igb_main.c in the Intel Gigabit Ethernet (aka igb) subsystem in the Linux kernel before 2.6.34, when Single Root I/O Virtualization (SR-IOV) and prom…

Published Jan 18, 2011linuxCWE-476EPSS 2.94%

Overview

CVE-2010-4263 is a high-severity vulnerability affecting linux linux_kernel. It was published on January 18, 2011 and has a CVSS 2.0 base score of 7.9 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.9, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The igb_receive_skb function in drivers/net/igb/igb_main.c in the Intel Gigabit Ethernet (aka igb) subsystem in the Linux kernel before 2.6.34, when Single Root I/O Virtualization (SR-IOV) and promiscuous mode are enabled but no VLANs are registered, allows remote attackers to cause a denial of service (NULL pointer dereference and panic) and possibly have unspecified other impact via a VLAN tagged frame.

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
linuxlinux_kernel>= 0, < 2.6.34Affected

Frequently asked questions

What is CVE-2010-4263?

CVE-2010-4263 is a high-severity vulnerability affecting linux linux_kernel. It was published on January 18, 2011 and has a CVSS 2.0 base score of 7.9 (HIGH).

How severe is CVE-2010-4263?

This vulnerability has a CVSS 2.0 base score of 7.9, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2010-4263?

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2010-4263?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2010-4263 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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