CVE-2011-4326 describes a denial-of-service vulnerability in the Linux kernel, specifically affecting versions prior to 2.6.39. This flaw, residing in the udp6_ufo_fragment function, allows remote attackers to crash a system by sending specially crafted fragmented IPv6 UDP packets to a bridge device when UDP Fragmentation Offload (UFO) is enabled. With a CVSS score of 7.1, this vulnerability is considered high severity due to its network-based attack vector, medium attack complexity, and complete availability impact. There is no evidence of active exploitation, nor are there known public exploits or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.6.39CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 6.0.0, <= 6.6.0CPE matchmatch criteria | cpe:2.3:o:avaya:96x1_ip_deskphone_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:N/I:N/A:C
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.