CVE-2011-4326
7.1 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
5.7 Medium
AI Score
Confidence
High
0.008 Low
EPSS
Percentile
82.3%
The udp6_ufo_fragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload (UFO) configuration is enabled, allows remote attackers to cause a denial of service (system crash) by sending fragmented IPv6 UDP packets to a bridge device.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| linux:linux_kernel | linux linux kernel | lt | 2.6.39 |
References
downloads.avaya.com/css/P8/documents/100156038
ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a9cf73ea7ff78f52662c8658d93c226effbbedde
www.openwall.com/lists/oss-security/2011/11/21/10
www.securityfocus.com/bid/50751
bugzilla.redhat.com/show_bug.cgi?id=682066
bugzilla.redhat.com/show_bug.cgi?id=755584
github.com/torvalds/linux/commit/a9cf73ea7ff78f52662c8658d93c226effbbedde
Social References
More
Related
7.1 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
5.7 Medium
AI Score
Confidence
High
0.008 Low
EPSS
Percentile
82.3%