CVE-2011-3637

Publication date 12 January 2012

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

The m_stop function in fs/proc/task_mmu.c in the Linux kernel before 2.6.39 allows local users to cause a denial of service (OOPS) via vectors that trigger an m_start error.

From the Ubuntu Security Team

A flaw was found in the Linux kernel's /proc/*/*map* interface. A local, unprivileged user could exploit this flaw to cause a denial of service.

Status

Package Ubuntu Release Status
linux 12.10 quantal
Not affected
12.04 LTS precise
Not affected
11.10 oneiric
Not affected
11.04 natty
Fixed 2.6.38-11.49
10.10 maverick
Fixed 2.6.35-30.58
10.04 LTS lucid
Fixed 2.6.32-34.74
8.04 LTS hardy
Not affected
linux-armadaxp 12.10 quantal
Not affected
12.04 LTS precise
Not affected
11.10 oneiric Not in release
11.04 natty Not in release
10.04 LTS lucid Not in release
8.04 LTS hardy Not in release
linux-ec2 12.10 quantal Not in release
12.04 LTS precise Not in release
11.10 oneiric Not in release
11.04 natty Not in release
10.10 maverick Ignored end of life
10.04 LTS lucid
Fixed 2.6.32-318.37
8.04 LTS hardy Not in release
linux-fsl-imx51 12.10 quantal Not in release
12.04 LTS precise Not in release
11.10 oneiric Not in release
11.04 natty Not in release
10.10 maverick Not in release
10.04 LTS lucid
Fixed 2.6.31-610.28
8.04 LTS hardy Not in release
linux-lts-backport-maverick 12.10 quantal Not in release
12.04 LTS precise Not in release
11.10 oneiric Not in release
11.04 natty Not in release
10.10 maverick Not in release
10.04 LTS lucid
Fixed 2.6.35-30.58~lucid1
8.04 LTS hardy Not in release
linux-lts-backport-natty 12.10 quantal Not in release
12.04 LTS precise Not in release
11.10 oneiric Not in release
11.04 natty Not in release
10.10 maverick Not in release
10.04 LTS lucid
Fixed 2.6.38-11.49~lucid1
8.04 LTS hardy Not in release
linux-lts-backport-oneiric 12.10 quantal Not in release
12.04 LTS precise Not in release
11.10 oneiric Not in release
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 12.10 quantal Not in release
12.04 LTS precise Not in release
11.10 oneiric Not in release
11.04 natty Not in release
10.10 maverick
Fixed 2.6.32-418.35
10.04 LTS lucid
Fixed 2.6.32-218.35
8.04 LTS hardy Not in release
linux-ti-omap4 12.10 quantal
Not affected
12.04 LTS precise
Not affected
11.10 oneiric
Not affected
11.04 natty
Fixed 2.6.38-1209.15
10.10 maverick
Fixed 2.6.35-903.24
10.04 LTS lucid Not in release
8.04 LTS hardy Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
linux

Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-1204-1
    • Linux kernel (i.MX51) vulnerabilities
    • 13 September 2011
    • USN-1208-1
    • Linux kernel (Marvel DOVE) vulnerabilities
    • 14 September 2011
    • USN-1205-1
    • Linux kernel (Maverick backport) vulnerabilities
    • 13 September 2011
    • USN-1202-1
    • Linux kernel (OMAP4) vulnerabilities
    • 13 September 2011
    • USN-1211-1
    • Linux kernel vulnerabilities
    • 21 September 2011
    • USN-1203-1
    • Linux kernel (Marvel DOVE) vulnerabilities
    • 13 September 2011
    • USN-1218-1
    • Linux kernel vulnerabilities
    • 29 September 2011
    • USN-1256-1
    • Linux kernel (Natty backport) vulnerabilities
    • 9 November 2011
    • USN-1201-1
    • Linux kernel vulnerabilities
    • 13 September 2011
    • USN-1212-1
    • Linux kernel (OMAP4) vulnerabilities
    • 21 September 2011
    • USN-1216-1
    • Linux kernel (EC2) vulnerabilities
    • 26 September 2011

Other references