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CVE-2006-7203

The compat_sys_mount function in fs/compat.c in Linux kernel 2.6.20 and earlier allows local...

4.0 MediumFix available

The compat_sys_mount function in fs/compat.c in Linux kernel 2.6.20 and earlier allows local users to cause a denial of service (NULL pointer dereference and oops) by mounting a smbfs file system in compatibility mode ("mount -t smbfs").

Exploit likelihood

0.48%Down 1.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.0

The compat_sys_mount function in fs/compat.c in Linux kernel 2.6.20 and earlier allows local users to cause a denial of service (NULL pointer dereference and oops) by mounting a smbfs file system in compatibility mode ("mount -t smbfs").

Record
CVE-2006-7203
CVSS 2.0
4.0 MediumAV:L/AC:H/Au:N/C:N/I:N/A:C
Updated
2026-11-02
CVE List No score

The compat_sys_mount function in fs/compat.c in Linux kernel 2.6.20 and earlier allows local users to cause a denial of service (NULL pointer dereference and oops) by mounting a smbfs file system in compatibility mode ("mount -t smbfs").

Record
CVE-2006-7203
Updated
2026-11-02
EUVDEUVD-2006-7182 No score

The compat_sys_mount function in fs/compat.c in Linux kernel 2.6.20 and earlier allows local users to cause a denial of service (NULL pointer dereference and oops) by mounting a smbfs file system in compatibility mode ("mount -t smbfs").

Record
EUVD-2006-7182
Updated
2026-11-03
GitHub AdvisoriesGHSA-wxqc-7fg4-9cvw No score

The compat_sys_mount function in fs/compat.c in Linux kernel 2.6.20 and earlier allows local...

The compat_sys_mount function in fs/compat.c in Linux kernel 2.6.20 and earlier allows local users to cause a denial of service (NULL pointer dereference and oops) by mounting a smbfs file system in compatibility mode ("mount -t smbfs").

Record
GHSA-wxqc-7fg4-9cvw
Updated
2026-11-02
OSVBELL-CVE-2006-7203 4.0

CVE-2006-7203 does not affect BellSoft software

Record
BELL-CVE-2006-7203
CVSS 2.0
4.0 MediumAV:L/AC:H/Au:N/C:N/I:N/A:C
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
kernel-image-2.6.8-s390
Debian:3.1
 before 2.6.8-6sarge1, plus listed versions
2.6.8-52.6.8-5sarge12.6.8-5sarge22.6.8-5sarge32.6.8-5sarge4
Show 4 moreShow less
2.6.8-5sarge52.6.8-5sarge62.6.8-5sarge72.6.8-6
2.6.8-6sarge1
kernel-image-2.6.8-ia64
Debian:3.1
 before 2.6.8-15sarge1, plus listed versions
2.6.8-142.6.8-14sarge12.6.8-14sarge22.6.8-14sarge32.6.8-14sarge4
Show 4 moreShow less
2.6.8-14sarge52.6.8-14sarge62.6.8-14sarge72.6.8-15
2.6.8-15sarge1
fai-kernels
Debian:3.1
 before 1.9.1sarge8, plus listed versions
1.9.11.9.1sarge11.9.1sarge21.9.1sarge31.9.1sarge4
Show 4 moreShow less
1.9.1sarge51.9.1sarge61.9.1sarge71.9.1sarge7.1
1.9.1sarge8
kernel-image-2.6.8-amd64
Debian:3.1
 before 2.6.8-17sarge1, plus listed versions
2.6.8-142.6.8-16sarge12.6.8-16sarge22.6.8-16sarge42.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17
2.6.8-17sarge1
kernel-image-2.6.8-hppa
Debian:3.1
 before 2.6.8-7sarge1, plus listed versions
2.6.8-62.6.8-6sarge12.6.8-6sarge22.6.8-6sarge32.6.8-6sarge4
Show 4 moreShow less
2.6.8-6sarge52.6.8-6sarge62.6.8-6sarge72.6.8-7
2.6.8-7sarge1
kernel-image-2.6.8-sparc
Debian:3.1
 before 2.6.8-16sarge1, plus listed versions
2.6.8-152.6.8-15sarge12.6.8-15sarge22.6.8-15sarge32.6.8-15sarge4
Show 4 moreShow less
2.6.8-15sarge52.6.8-15sarge62.6.8-15sarge72.6.8-16
2.6.8-16sarge1
kernel-image-2.6.8-alpha
Debian:3.1
 before 2.6.8-17sarge1, plus listed versions
2.6.8-162.6.8-16sarge12.6.8-16sarge22.6.8-16sarge32.6.8-16sarge4
Show 4 moreShow less
2.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17
2.6.8-17sarge1
kernel-image-2.6.8-i386
Debian:3.1
 before 2.6.8-17sarge1, plus listed versions
2.6.8-162.6.8-16sarge12.6.8-16sarge22.6.8-16sarge32.6.8-16sarge4
Show 4 moreShow less
2.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17
2.6.8-17sarge1
kernel-source-2.6.8
Debian:3.1
 before 2.6.8-17sarge1, plus listed versions
2.6.8-162.6.8-16sarge12.6.8-16sarge22.6.8-16sarge32.6.8-16sarge4
Show 4 moreShow less
2.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17
2.6.8-17sarge1
kernel-patch-powerpc-2.6.8
Debian:3.1
 before 2.6.8-13sarge1, plus listed versions
2.6.8-122.6.8-12sarge12.6.8-12sarge22.6.8-12sarge32.6.8-12sarge4
Show 4 moreShow less
2.6.8-12sarge52.6.8-12sarge62.6.8-12sarge72.6.8-13
2.6.8-13sarge1
Show 76 moreShow less
Affected packages
PackageAffectedFixed
kernel-image-2.6.8-m68k
Debian:3.1
 before 2.6.8-5sarge1, plus listed versions
2.6.8-42.6.8-4sarge12.6.8-4sarge22.6.8-4sarge32.6.8-4sarge4
Show 4 moreShow less
2.6.8-4sarge52.6.8-4sarge62.6.8-4sarge72.6.8-5
2.6.8-5sarge1
kernel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-doc
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-headers
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-doc
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-headers
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-kdump
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-kdump-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-kdump-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-doc
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-doc
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-doc
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-doc
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2006-7203 is a medium vulnerability (CVSS 4.0) in Linux Kernel, published May 14, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 41st percentile. Fixed in kernel-image-2.6.8-s390 2.6.8-6sarge1.

References

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