Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.39 |
Related Weaknesses (CWE)
References
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.openwall.com/lists/oss-security/2011/10/28/14Mailing ListThird Party Advisory
- https://github.com/torvalds/linux/commit/f8e9881c2aef1e982e5abc25c046820cd0b7cf6ExploitPatchThird Party Advisory
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.openwall.com/lists/oss-security/2011/10/28/14Mailing ListThird Party Advisory
- https://github.com/torvalds/linux/commit/f8e9881c2aef1e982e5abc25c046820cd0b7cf6ExploitPatchThird Party Advisory
FAQ
What is CVE-2011-4087?
CVE-2011-4087 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 o...
How severe is CVE-2011-4087?
CVE-2011-4087 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-4087?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.