CVE-2010-4263 Null dereference in n/a

What is CVE-2010-4263?

CVE-2010-4263 is a high-severity vulnerability in Linux kernel, published on 18 Jan 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-476

Which versions are affected by CVE-2010-4263?

It affects 3 products.

Products include Linux kernel, Vmware Esx, Vmware Esxi.

How do I fix CVE-2010-4263?

Upgrade to a fixed version.

Is CVE-2010-4263 being exploited?

There is no known exploitation of CVE-2010-4263 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-r256-54f5-47p8.