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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.027 (85.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/torvalds/linux/commit/f8e9881c2aef1e982e5abc25c046820cd0b7cf64 (Exploit, Patch, Third Party Advisory)
- git.kernel.org/
- ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 (Third Party Advisory)
- www.openwall.com/lists/oss-security/2011/10/28/14 (mailing-list, Mailing List, Third Party Advisory)
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.