CVE-2011-3593

Severity: medium (CVSS 5.7 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-06-08 · updated 2026-06-16
Weakness: CWE-399

Description

A certain Red Hat patch to the vlan_hwaccel_do_receive function in net/8021q/vlan_core.c in the Linux kernel 2.6.32 on Red Hat Enterprise Linux (RHEL) 6 allows remote attackers to cause a denial of service (system crash) via priority-tagged VLAN frames.

Affected products

Linux kernel: 2.6.32
Red Hat Enterprise Linux: 6.0

References

http://www.openwall.com/lists/oss-security/2012/03/05/3
https://bugzilla.redhat.com/show_bug.cgi?id=742846
https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=0e48f8daac293335e16e007663b9f4d248f89f0c
https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=fadca7bdc43b02f518585d9547019966415cadfd
http://www.openwall.com/lists/oss-security/2012/03/05/3
https://bugzilla.redhat.com/show_bug.cgi?id=742846
https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=0e48f8daac293335e16e007663b9f4d248f89f0c
https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=fadca7bdc43b02f518585d9547019966415cadfd

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