Vulnerability in Linux Kernel

CVE-2011-4087

The br_parse_ip_options function in net/bridge/br_netfilter.c in the Linux kernel before 2.6.39 does not properly initialize a certain data structure, which allows remote attackers to cause a denial of service by leveraging connectivity to a network interface that uses an Ethernet bridge device.

Vulnerability class: Dirty Pipe (CVE-2022-0847)

EPSS: 0.027 (84.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2011-4087?
CVE-2011-4087 is a high-severity vulnerability in Linux Kernel, classified under Improper Initialization. CVSS score: 7.5/10. Published 2013-06-08.
How severe is CVE-2011-4087?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2011-4087 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.