Ubuntu

CVE-2011-4324

Reported by John Johansen on 2012-01-17
258
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-armadaxp (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-ec2 (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-fsl-imx51 (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-lts-backport-maverick (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Raring
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-lts-backport-natty (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Raring
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-lts-backport-oneiric (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Raring
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-lts-quantal (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-lts-raring (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-lts-saucy (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-mvl-dove (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned
linux-ti-omap4 (Ubuntu)
Medium
Unassigned
Lucid
Medium
Unassigned
Precise
Medium
Unassigned
Quantal
Medium
Unassigned
Saucy
Medium
Unassigned
Trusty
Medium
Unassigned

Bug Description

The encode_share_access function in fs/nfs/nfs4xdr.c in the Linux kernel before 2.6.29 allows local users to cause a denial of service (BUG and system crash) by using the mknod system call with a pathname on an NFSv4 filesystem.

Break-Fix: - dc0b027dfadfcb8a5504f7d8052754bf8d501ab9

John Johansen (jjohansen) wrote :

CVE-2011-4324

tags: added: kernel-cve-tracking-bug
security vulnerability: no → yes
security vulnerability: no → yes
Changed in linux-ec2 (Ubuntu Oneiric):
status: New → Invalid
Changed in linux-ec2 (Ubuntu Lucid):
status: New → Fix Committed
Changed in linux-ec2 (Ubuntu Precise):
status: New → Invalid
Changed in linux-ec2 (Ubuntu Hardy):
status: New → Invalid
Changed in linux-ec2 (Ubuntu Natty):
status: New → Invalid
Changed in linux-lts-backport-oneiric (Ubuntu Oneiric):
status: New → Invalid
Changed in linux-lts-backport-oneiric (Ubuntu Lucid):
status: New → Fix Committed
Changed in linux-lts-backport-oneiric (Ubuntu Precise):
status: New → Invalid
Changed in linux-lts-backport-oneiric (Ubuntu Hardy):
status: New → Invalid
Changed in linux-lts-backport-oneiric (Ubuntu Maverick):
status: New → Invalid
Changed in linux-lts-backport-oneiric (Ubuntu Natty):
status: New → Invalid
Changed in linux-lts-backport-natty (Ubuntu Oneiric):
status: New → Invalid
Changed in linux-lts-backport-natty (Ubuntu Lucid):
status: New → Fix Committed
Changed in linux-lts-backport-natty (Ubuntu Precise):
status: New → Invalid
Changed in linux-lts-backport-natty (Ubuntu Hardy):
status: New → Invalid
Changed in linux-lts-backport-natty (Ubuntu Maverick):
status: New → Invalid
Changed in linux-lts-backport-natty (Ubuntu Natty):
status: New → Invalid
Changed in linux-mvl-dove (Ubuntu Oneiric):
status: New → Invalid
Changed in linux-mvl-dove (Ubuntu Lucid):
status: New → Fix Committed
Changed in linux-mvl-dove (Ubuntu Precise):
status: New → Invalid
Changed in linux-mvl-dove (Ubuntu Hardy):
status: New → Invalid
Changed in linux-mvl-dove (Ubuntu Maverick):
status: New → Fix Committed
Changed in linux-mvl-dove (Ubuntu Natty):
status: New → Invalid
Changed in linux-lts-backport-maverick (Ubuntu Oneiric):
status: New → Invalid
Changed in linux-lts-backport-maverick (Ubuntu Lucid):
status: New → Fix Committed
Changed in linux-lts-backport-maverick (Ubuntu Precise):
status: New → Invalid
Changed in linux-lts-backport-maverick (Ubuntu Hardy):
status: New → Invalid
Changed in linux-lts-backport-maverick (Ubuntu Maverick):
status: New → Invalid
Changed in linux-lts-backport-maverick (Ubuntu Natty):
status: New → Invalid
Changed in linux (Ubuntu Oneiric):
status: New → Fix Committed
Changed in linux (Ubuntu Lucid):
status: New → Fix Committed
Changed in linux (Ubuntu Precise):
status: New → Invalid
Changed in linux (Ubuntu Maverick):
status: New → Fix Committed
Changed in linux (Ubuntu Natty):
status: New → Fix Committed
Changed in linux-ti-omap4 (Ubuntu Oneiric):
status: New → Fix Committed
Changed in linux-ti-omap4 (Ubuntu Lucid):
status: New → Invalid
Changed in linux-ti-omap4 (Ubuntu Precise):
status: New → Invalid
Changed in linux-ti-omap4 (Ubuntu Hardy):
status: New → Invalid
Changed in linux-ti-omap4 (Ubuntu Maverick):
status: New → Fix Committed
Changed in linux-ti-omap4 (Ubuntu Natty):
status: New → Fix Committed
Changed in linux-fsl-imx51 (Ubuntu Oneiric):
status: New → Invalid
Changed in linux-fsl-imx51 (Ubuntu Lucid):
status: New → Fix Committed
Changed in linux-fsl-imx51 (Ubuntu Precise):
status: New → Invalid
Changed in linux-fsl-imx51 (Ubuntu Hardy):
status: New → Invalid
Changed in linux-fsl-imx51 (Ubuntu Maverick):
status: New → Invalid
Changed in linux-fsl-imx51 (Ubuntu Natty):
status: New → Invalid
description: updated
Changed in linux-ec2 (Ubuntu Oneiric):
importance: Undecided → Medium
Changed in linux-ec2 (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-ec2 (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-ec2 (Ubuntu Hardy):
importance: Undecided → Medium
Changed in linux-ec2 (Ubuntu Maverick):
status: New → Invalid
Changed in linux-ec2 (Ubuntu Maverick):
importance: Undecided → Medium
Changed in linux-ec2 (Ubuntu Natty):
importance: Undecided → Medium
Changed in linux-lts-backport-oneiric (Ubuntu Oneiric):
importance: Undecided → Medium
Changed in linux-lts-backport-oneiric (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-lts-backport-oneiric (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-lts-backport-oneiric (Ubuntu Hardy):
importance: Undecided → Medium
Changed in linux-lts-backport-oneiric (Ubuntu Maverick):
importance: Undecided → Medium
Changed in linux-lts-backport-oneiric (Ubuntu Natty):
importance: Undecided → Medium
Changed in linux-lts-backport-natty (Ubuntu Oneiric):
importance: Undecided → Medium
Changed in linux-lts-backport-natty (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-lts-backport-natty (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-lts-backport-natty (Ubuntu Hardy):
importance: Undecided → Medium
Changed in linux-lts-backport-natty (Ubuntu Maverick):
importance: Undecided → Medium
Changed in linux-lts-backport-natty (Ubuntu Natty):
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Oneiric):
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Hardy):
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Maverick):
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Natty):
importance: Undecided → Medium
Changed in linux-lts-backport-maverick (Ubuntu Oneiric):
importance: Undecided → Medium
Changed in linux-lts-backport-maverick (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-lts-backport-maverick (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-lts-backport-maverick (Ubuntu Hardy):
importance: Undecided → Medium
Changed in linux-lts-backport-maverick (Ubuntu Maverick):
importance: Undecided → Medium
Changed in linux-lts-backport-maverick (Ubuntu Natty):
importance: Undecided → Medium
Changed in linux (Ubuntu Oneiric):
importance: Undecided → Medium
Changed in linux (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux (Ubuntu Hardy):
importance: Undecided → Medium
Changed in linux (Ubuntu Maverick):
importance: Undecided → Medium
Changed in linux (Ubuntu Natty):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Oneiric):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Hardy):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Maverick):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Natty):
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Oneiric):
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Hardy):
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Maverick):
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Natty):
importance: Undecided → Medium
Stefan Bader (smb) on 2012-02-10
Changed in linux (Ubuntu Hardy):
assignee: nobody → Stefan Bader (stefan-bader-canonical)
Stefan Bader (smb) wrote :

Did install nfs-kernel-server and export a dir via 127.0.0.1, then mounted that as nfs4 mount and run the following code in that dir (touch can normally create files):

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>

int main(void)
{
        int fd;

        fd = mknod("bla", S_IFREG, 0);

        if(fd >= 0)
                close(fd);
        return 0;
}

Changed in linux (Ubuntu Hardy):
status: New → Fix Committed
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package linux - 2.6.24-31.99

---------------
linux (2.6.24-31.99) hardy-proposed; urgency=low

  [Herton R. Krzesinski]

  * Release Tracking Bug
    - LP: #931627

  [Andy Whitcroft]

  * debian -- validate patches are applied to openvz etc

  [Stefan Bader]

  * SAUCE: Return deny all as default in encode_share_access
    - LP: #917829
    - CVE-2011-4324

  [Tim Gardner]

  * [Config] Generate patch set from flattened sources
  * [Config] Added apply-patch-to-binary-custom
  * [Config] Flattened openvz
  * [Config] Flattened xen

  [Upstream Kernel Changes]

  * sound/oss: remove offset from load_patch callbacks
    - LP: #925337
    - CVE-2011-1476
  * sound/oss/opl3: validate voice and channel indexes
    - LP: #925335
    - CVE-2011-1477
  * Fix for buffer overflow in ldm_frag_add not sufficient
    - LP: #922371
    - CVE-2011-2182
  * Move "exit_robust_list" into mm_release()
    - LP: #927889
    - CVE-2012-0028
  * futex: Nullify robust lists after cleanup
    - LP: #927889
    - CVE-2012-0028
 -- Herton Ronaldo Krzesinski <email address hidden> Mon, 13 Feb 2012 17:25:53 -0200

Changed in linux (Ubuntu Hardy):
status: Fix Committed → Fix Released
Changed in linux-mvl-dove (Ubuntu Maverick):
status: Fix Committed → Invalid
Changed in linux (Ubuntu Maverick):
status: Fix Committed → Invalid
Changed in linux-ti-omap4 (Ubuntu Maverick):
status: Fix Committed → Invalid
Changed in linux-lts-backport-maverick (Ubuntu Lucid):
status: Fix Committed → Fix Released
Changed in linux-armadaxp (Ubuntu Maverick):
status: New → Invalid
Changed in linux-armadaxp (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-armadaxp (Ubuntu Oneiric):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-armadaxp (Ubuntu Lucid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-armadaxp (Ubuntu Hardy):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-armadaxp (Ubuntu Natty):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-armadaxp (Ubuntu Precise):
status: New → Fix Committed
Changed in linux-armadaxp (Ubuntu Quantal):
status: New → Fix Committed
importance: Undecided → Medium
description: updated
Ike Panhc (ikepanhc) on 2012-09-20
Changed in linux-armadaxp (Ubuntu Precise):
status: Fix Committed → Fix Released
Changed in linux-armadaxp (Ubuntu Quantal):
status: Fix Committed → Fix Released
Changed in linux (Ubuntu Natty):
status: Fix Committed → Invalid
Changed in linux-ti-omap4 (Ubuntu Natty):
status: Fix Committed → Invalid
no longer affects: linux-armadaxp (Ubuntu Maverick)
no longer affects: linux-armadaxp (Ubuntu Natty)
no longer affects: linux-ec2 (Ubuntu Maverick)
no longer affects: linux-ec2 (Ubuntu Natty)
no longer affects: linux-lts-backport-oneiric (Ubuntu Maverick)
no longer affects: linux-lts-backport-oneiric (Ubuntu Natty)
no longer affects: linux-lts-backport-natty (Ubuntu Maverick)
no longer affects: linux-lts-backport-natty (Ubuntu Natty)
no longer affects: linux-lts-quantal (Ubuntu Maverick)
no longer affects: linux-lts-quantal (Ubuntu Natty)
no longer affects: linux-mvl-dove (Ubuntu Maverick)
no longer affects: linux-mvl-dove (Ubuntu Natty)
no longer affects: linux-lts-backport-maverick (Ubuntu Maverick)
no longer affects: linux-lts-backport-maverick (Ubuntu Natty)
no longer affects: linux (Ubuntu Maverick)
no longer affects: linux (Ubuntu Natty)
no longer affects: linux-fsl-imx51 (Ubuntu Maverick)
no longer affects: linux-fsl-imx51 (Ubuntu Natty)
no longer affects: linux-ti-omap4 (Ubuntu Maverick)
no longer affects: linux-ti-omap4 (Ubuntu Natty)
Changed in linux-lts-quantal (Ubuntu Precise):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-quantal (Ubuntu Oneiric):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-quantal (Ubuntu Lucid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-quantal (Ubuntu Raring):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-quantal (Ubuntu Hardy):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-quantal (Ubuntu Quantal):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-armadaxp (Ubuntu Raring):
status: Fix Released → Invalid
Changed in linux-lts-raring (Ubuntu Precise):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Oneiric):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Lucid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Saucy):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Hardy):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Quantal):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Raring):
status: New → Invalid
importance: Undecided → Medium
no longer affects: linux-armadaxp (Ubuntu Hardy)
no longer affects: linux-armadaxp (Ubuntu Oneiric)
no longer affects: linux-ec2 (Ubuntu Hardy)
no longer affects: linux-ec2 (Ubuntu Oneiric)
no longer affects: linux-lts-backport-oneiric (Ubuntu Hardy)
no longer affects: linux-lts-backport-oneiric (Ubuntu Oneiric)
no longer affects: linux-lts-backport-natty (Ubuntu Hardy)
no longer affects: linux-lts-backport-natty (Ubuntu Oneiric)
no longer affects: linux-lts-quantal (Ubuntu Hardy)
no longer affects: linux-lts-quantal (Ubuntu Oneiric)
no longer affects: linux-mvl-dove (Ubuntu Hardy)
no longer affects: linux-mvl-dove (Ubuntu Oneiric)
no longer affects: linux-lts-backport-maverick (Ubuntu Hardy)
no longer affects: linux-lts-backport-maverick (Ubuntu Oneiric)
no longer affects: linux (Ubuntu Hardy)
no longer affects: linux (Ubuntu Oneiric)
no longer affects: linux-fsl-imx51 (Ubuntu Hardy)
no longer affects: linux-fsl-imx51 (Ubuntu Oneiric)
no longer affects: linux-ti-omap4 (Ubuntu Hardy)
no longer affects: linux-ti-omap4 (Ubuntu Oneiric)
no longer affects: linux-lts-raring (Ubuntu Hardy)
no longer affects: linux-lts-raring (Ubuntu Oneiric)
Changed in linux-lts-backport-oneiric (Ubuntu Lucid):
status: Fix Committed → Won't Fix
Changed in linux-lts-backport-natty (Ubuntu Lucid):
status: Fix Committed → Won't Fix
Changed in linux-lts-saucy (Ubuntu Precise):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Saucy):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Lucid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Trusty):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Quantal):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Raring):
status: New → Invalid
importance: Undecided → Medium
no longer affects: linux-armadaxp (Ubuntu Raring)
no longer affects: linux-ec2 (Ubuntu Raring)
no longer affects: linux-lts-saucy (Ubuntu Raring)
no longer affects: linux-lts-quantal (Ubuntu Raring)
no longer affects: linux-mvl-dove (Ubuntu Raring)
no longer affects: linux (Ubuntu Raring)
no longer affects: linux-fsl-imx51 (Ubuntu Raring)
no longer affects: linux-ti-omap4 (Ubuntu Raring)
no longer affects: linux-lts-raring (Ubuntu Raring)
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