CVE-2011-1581 Denial of service in n/a

What is CVE-2011-1581?

CVE-2011-1581 is a critical denial of service vulnerability in Linux kernel, published on 26 May 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The bond_select_queue function in drivers/net/bonding/bond_main.c in the Linux kernel before 2.6.39, when a network device with a large number of receive queues is installed but the default tx_queues setting is used, does not properly restrict queue indexes, which allows remote attackers to cause a denial of service (BUG and system crash) or possibly have unspecified other impact by sending network traffic.

Weakness: CWE-20

Which versions are affected by CVE-2011-1581?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2011-1581?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2011-1581 being exploited?

There is no known exploitation of CVE-2011-1581 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-qfjp-wwwg-jp27.