CVE-2009-4027

Publication date 2 December 2009

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Race condition in the mac80211 subsystem in the Linux kernel before 2.6.32-rc8-next-20091201 allows remote attackers to cause a denial of service (system crash) via a Delete Block ACK (aka DELBA) packet that triggers a certain state change in the absence of an aggregation session.

Status

Package Ubuntu Release Status

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details

References

Related Ubuntu Security Notices (USN)

    • USN-864-1
    • Linux kernel vulnerabilities
    • 5 December 2009

Other references