Vulnerability Report

CVE-2011-1770

Title: Linux Linux Kernel Memory Corruption

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2011-1770.

CWE Category CWE-191
Published Date Jun 24, 2011
Modified Date Jun 16, 2026
Exploit Status Not Found
Score 7.5 CVSS v3.1
Exploit Probability (EPSS)
4.36%

Vulnerability Summary

CVE-2011-1770: 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.

Impacted Vendors

R
redhat 1
U
ubuntu 1
F
fedoraproject 1
L
linux 1

Reference Links

http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061236.html http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061366.html http://marc.info/?l=linux-kernel&m=130468845209036&w=2 http://marc.info/?l=linux-kernel&m=130469305815140&w=2 http://secunia.com/advisories/44932 http://securityreason.com/securityalert/8286 http://www.kernel.org/pub/linux/kernel/v2.6/longterm/v2.6.33/ChangeLog-2.6.33.14 http://www.securityfocus.com/bid/47769 http://www.securitytracker.com/id?1025592 https://bugzilla.redhat.com/show_bug.cgi?id=703011 http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061236.html http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061366.html http://marc.info/?l=linux-kernel&m=130468845209036&w=2 http://marc.info/?l=linux-kernel&m=130469305815140&w=2 http://secunia.com/advisories/44932 http://securityreason.com/securityalert/8286 http://www.kernel.org/pub/linux/kernel/v2.6/longterm/v2.6.33/ChangeLog-2.6.33.14 http://www.securityfocus.com/bid/47769 http://www.securitytracker.com/id?1025592 https://bugzilla.redhat.com/show_bug.cgi?id=703011
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.8
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2011-1770 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.