Upstream information

CVE-2013-4591 at MITRE

Description

Buffer overflow in the __nfs4_get_acl_uncached function in fs/nfs/nfs4proc.c in the Linux kernel before 3.7.2 allows local users to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact via a getxattr system call for the system.nfs4_acl extended attribute of a pathname on an NFSv4 filesystem.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 6.2
Vector AV:L/AC:H/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity High
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

Note from the SUSE Security Team

This problem is specific to the mainline kernel and direct backports of this patch. As we backported the overflow checking differently, we were not affected by this problem. No SUSE Linux Enterprise version is affected by this specific issue.

SUSE Bugzilla entry: 851103 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Server 11 SP1-LTSS
  • btrfs-kmp-default >= 0_2.6.32.59_0.9-0.3.151
  • btrfs-kmp-pae >= 0_2.6.32.59_0.13-0.3.163
  • btrfs-kmp-xen >= 0_2.6.32.59_0.9-0.3.151
  • ext4dev-kmp-default >= 0_2.6.32.59_0.9-7.9.118
  • ext4dev-kmp-pae >= 0_2.6.32.59_0.13-7.9.130
  • ext4dev-kmp-trace >= 0_2.6.32.59_0.9-7.9.118
  • ext4dev-kmp-xen >= 0_2.6.32.59_0.9-7.9.118
  • hyper-v-kmp-default >= 0_2.6.32.59_0.9-0.18.37
  • hyper-v-kmp-pae >= 0_2.6.32.59_0.13-0.18.39
  • hyper-v-kmp-trace >= 0_2.6.32.59_0.9-0.18.37
  • kernel-default >= 2.6.32.59-0.9.1
  • kernel-default-base >= 2.6.32.59-0.9.1
  • kernel-default-devel >= 2.6.32.59-0.9.1
  • kernel-default-man >= 2.6.32.59-0.15.2
  • kernel-ec2 >= 2.6.32.59-0.9.1
  • kernel-ec2-base >= 2.6.32.59-0.9.1
  • kernel-ec2-devel >= 2.6.32.59-0.9.1
  • kernel-pae >= 2.6.32.59-0.15.2
  • kernel-pae-base >= 2.6.32.59-0.15.2
  • kernel-pae-devel >= 2.6.32.59-0.15.2
  • kernel-source >= 2.6.32.59-0.9.1
  • kernel-syms >= 2.6.32.59-0.9.1
  • kernel-trace >= 2.6.32.59-0.9.1
  • kernel-trace-base >= 2.6.32.59-0.9.1
  • kernel-trace-devel >= 2.6.32.59-0.9.1
  • kernel-xen >= 2.6.32.59-0.9.1
  • kernel-xen-base >= 2.6.32.59-0.9.1
  • kernel-xen-devel >= 2.6.32.59-0.9.1
  • xen-kmp-default >= 4.0.3_21548_18_2.6.32.59_0.19-0.9.17
  • xen-kmp-pae >= 4.0.3_21548_16_2.6.32.59_0.15-0.5.26
  • xen-kmp-trace >= 4.0.3_21548_18_2.6.32.59_0.19-0.9.17
Patchnames:
slessp1-kernel
SUSE Linux Enterprise Server for SAP Applications 11 SP1-LTSS
  • btrfs-kmp-default >= 0_2.6.32.59_0.9-0.3.151
  • btrfs-kmp-pae >= 0_2.6.32.59_0.13-0.3.163
  • btrfs-kmp-xen >= 0_2.6.32.59_0.9-0.3.151
  • ext4dev-kmp-default >= 0_2.6.32.59_0.9-7.9.118
  • ext4dev-kmp-pae >= 0_2.6.32.59_0.13-7.9.130
  • ext4dev-kmp-trace >= 0_2.6.32.59_0.9-7.9.118
  • ext4dev-kmp-xen >= 0_2.6.32.59_0.9-7.9.118
  • hyper-v-kmp-default >= 0_2.6.32.59_0.9-0.18.37
  • hyper-v-kmp-pae >= 0_2.6.32.59_0.13-0.18.39
  • hyper-v-kmp-trace >= 0_2.6.32.59_0.9-0.18.37
  • kernel-default >= 2.6.32.59-0.9.1
  • kernel-default-base >= 2.6.32.59-0.9.1
  • kernel-default-devel >= 2.6.32.59-0.9.1
  • kernel-default-man >= 2.6.32.59-0.15.2
  • kernel-ec2 >= 2.6.32.59-0.9.1
  • kernel-ec2-base >= 2.6.32.59-0.9.1
  • kernel-ec2-devel >= 2.6.32.59-0.9.1
  • kernel-pae >= 2.6.32.59-0.15.2
  • kernel-pae-base >= 2.6.32.59-0.15.2
  • kernel-pae-devel >= 2.6.32.59-0.15.2
  • kernel-source >= 2.6.32.59-0.9.1
  • kernel-syms >= 2.6.32.59-0.9.1
  • kernel-trace >= 2.6.32.59-0.9.1
  • kernel-trace-base >= 2.6.32.59-0.9.1
  • kernel-trace-devel >= 2.6.32.59-0.9.1
  • kernel-xen >= 2.6.32.59-0.9.1
  • kernel-xen-base >= 2.6.32.59-0.9.1
  • kernel-xen-devel >= 2.6.32.59-0.9.1
  • xen-kmp-default >= 4.0.3_21548_18_2.6.32.59_0.19-0.9.17
  • xen-kmp-pae >= 4.0.3_21548_16_2.6.32.59_0.15-0.5.26
  • xen-kmp-trace >= 4.0.3_21548_18_2.6.32.59_0.19-0.9.17
Patchnames:
slessp1-kernel


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Desktop 11 SP1 kernel-source Released
SUSE Linux Enterprise Server 11 SP1 kernel-source Released
SUSE Linux Enterprise Server 11 SP1 LTSS kernel-source Released
SUSE Linux Enterprise Server for SAP AIO 11 SP1 kernel-source Released
SUSE Linux Enterprise Server for SAP ES 11 SP1 kernel-source Released