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CVE-2011-2482

Publication date 8 June 2013

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

A certain Red Hat patch to the sctp_sock_migrate function in net/sctp/socket.c in the Linux kernel before 2.6.21, as used in Red Hat Enterprise Linux (RHEL) 5, allows remote attackers to cause a denial of service (NULL pointer dereference and OOPS) via a crafted SCTP packet.

Read the notes from the security team

Status

Package Ubuntu Release Status
linux 11.04 natty
Not affected
10.10 maverick
Not affected
10.04 LTS lucid
Not affected
8.04 LTS hardy
Not affected
linux-ec2 11.04 natty Not in release
10.10 maverick Ignored
10.04 LTS lucid
Not affected
8.04 LTS hardy Not in release
linux-fsl-imx51 11.04 natty Not in release
10.10 maverick Not in release
10.04 LTS lucid
Not affected
8.04 LTS hardy Not in release
linux-lts-backport-maverick 11.04 natty Not in release
10.10 maverick Not in release
10.04 LTS lucid
Not affected
8.04 LTS hardy Not in release
linux-lts-backport-natty 11.04 natty Not in release
10.10 maverick Not in release
10.04 LTS lucid
Not affected
8.04 LTS hardy Not in release
linux-mvl-dove 11.04 natty Not in release
10.10 maverick
Not affected
10.04 LTS lucid
Not affected
8.04 LTS hardy Not in release
linux-ti-omap4 11.04 natty
Not affected
10.10 maverick
Not affected
10.04 LTS lucid Not in release
8.04 LTS hardy Not in release

Notes

apw

this bug was introduced by a flawed backport of commit ea2bc483ff5caada7c4aa0d5fbf87d3a6590273d to the RHEL kernel, this was mainlined in v2.6.21 and therefore no existing release has this backported

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H