Integer Underflow Vulnerability in Linux Kernel's DCCP Parsing Function

Integer Underflow Vulnerability in Linux Kernel's DCCP Parsing Function

CVE-2011-1770 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Integer underflow in the dccp_parse_options function (net/dccp/options.c) in the Linux kernel before 2.6.33.14 allows remote attackers to cause a denial of service via a Datagram Congestion Control Protocol (DCCP) packet with an invalid feature options length, which triggers a buffer over-read.

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