CVE-2009-1630

Linux Kernel < 2.6.29.3 - Local Permission Bypass in NFS Client

Title source: llm
STIX 2.1

Description

The nfs_permission function in fs/nfs/dir.c in the NFS client implementation in the Linux kernel 2.6.29.3 and earlier, when atomic_open is available, does not check execute (aka EXEC or MAY_EXEC) permission bits, which allows local users to bypass permissions and execute files, as demonstrated by files on an NFSv4 fileserver.

References (32)

Core 32
Core References
Broken Link vendor-advisory x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2009:135
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2009/dsa-1865
Broken Link x_refsource_confirm
http://wiki.rpath.com/Advisories:rPSA-2009-0111
Exploit mailing-list x_refsource_mlist
http://article.gmane.org/gmane.linux.nfs/26592
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/34934
Broken Link third-party-advisory x_refsource_secunia
http://secunia.com/advisories/37471
Broken Link mailing-list x_refsource_mlist
http://linux-nfs.org/pipermail/nfsv4/2006-November/005313.html
Exploit, Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2009/05/13/2
Broken Link vendor-advisory x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2009:148
Broken Link third-party-advisory x_refsource_secunia
http://secunia.com/advisories/35656
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2009/dsa-1844
Patch, Third Party Advisory x_refsource_confirm
http://www.vmware.com/security/advisories/VMSA-2009-0016.html
Broken Link vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2009/1331
Broken Link vendor-advisory x_refsource_redhat
http://www.redhat.com/support/errata/RHSA-2009-1157.html
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=500297
Broken Link third-party-advisory x_refsource_secunia
http://secunia.com/advisories/35106
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/505254/100/0/threaded
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/507985/100/0/threaded
Broken Link third-party-advisory x_refsource_secunia
http://secunia.com/advisories/36051
Broken Link third-party-advisory x_refsource_secunia
http://secunia.com/advisories/35298
Broken Link third-party-advisory x_refsource_secunia
http://secunia.com/advisories/36327
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
http://bugzilla.linux-nfs.org/show_bug.cgi?id=131
Third Party Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/usn-793-1
Broken Link mailing-list x_refsource_mlist
http://linux-nfs.org/pipermail/nfsv4/2006-November/005323.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00004.html
Broken Link vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2009/3316
Broken Link third-party-advisory x_refsource_secunia
http://secunia.com/advisories/35394
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2009/dsa-1809
Broken Link third-party-advisory x_refsource_secunia
http://secunia.com/advisories/35847

Scores

EPSS 0.0011
EPSS Percentile 28.7%

Details

CWE
CWE-264
Status published
Products (13)
canonical/ubuntu_linux 6.06
canonical/ubuntu_linux 8.04
canonical/ubuntu_linux 8.10
canonical/ubuntu_linux 9.04
debian/debian_linux 4.0
debian/debian_linux 5.0
linux/linux_kernel < 2.6.29.3
opensuse/opensuse 11.0
opensuse/opensuse 11.1
vmware/esx 2.5.5
... and 3 more
Published May 14, 2009
Tracked Since Feb 18, 2026