CVE-2006-7203
The compat_sys_mount function in fs/compat.c in Linux kernel 2.6.20 and earlier allows local...
4.0 Medium
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. No source names a fixed version.
- Severity
- 4.0 MediumCVSS 2.0, NVD
- Exploit chance
- 0.48%EPSS, 41st percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
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
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
kernel-image-2.6.8-s390Debian:3.1 From an advisory covering 20 CVEs | 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 less2.6.8-5sarge52.6.8-5sarge62.6.8-5sarge72.6.8-6 | 2.6.8-6sarge1 |
kernel-image-2.6.8-ia64Debian:3.1 From an advisory covering 20 CVEs | 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 less2.6.8-14sarge52.6.8-14sarge62.6.8-14sarge72.6.8-15 | 2.6.8-15sarge1 |
fai-kernelsDebian:3.1 From an advisory covering 20 CVEs | before 1.9.1sarge8, plus listed versions 1.9.11.9.1sarge11.9.1sarge21.9.1sarge31.9.1sarge4 Show 4 moreShow less1.9.1sarge51.9.1sarge61.9.1sarge71.9.1sarge7.1 | 1.9.1sarge8 |
kernel-image-2.6.8-amd64Debian:3.1 From an advisory covering 20 CVEs | 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-hppaDebian:3.1 From an advisory covering 20 CVEs | 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 less2.6.8-6sarge52.6.8-6sarge62.6.8-6sarge72.6.8-7 | 2.6.8-7sarge1 |
kernel-image-2.6.8-sparcDebian:3.1 From an advisory covering 20 CVEs | 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 less2.6.8-15sarge52.6.8-15sarge62.6.8-15sarge72.6.8-16 | 2.6.8-16sarge1 |
kernel-image-2.6.8-alphaDebian:3.1 From an advisory covering 20 CVEs | 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 less2.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17 | 2.6.8-17sarge1 |
kernel-image-2.6.8-i386Debian:3.1 From an advisory covering 20 CVEs | 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 less2.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17 | 2.6.8-17sarge1 |
kernel-source-2.6.8Debian:3.1 From an advisory covering 20 CVEs | 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 less2.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17 | 2.6.8-17sarge1 |
kernel-patch-powerpc-2.6.8Debian:3.1 From an advisory covering 20 CVEs | 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 less2.6.8-12sarge52.6.8-12sarge62.6.8-12sarge72.6.8-13 | 2.6.8-13sarge1 |
Show 76 moreShow less
| Package | Affected | Fixed |
|---|---|---|
kernel-image-2.6.8-m68kDebian:3.1 From an advisory covering 20 CVEs | 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 less2.6.8-4sarge52.6.8-4sarge62.6.8-4sarge72.6.8-5 | 2.6.8-5sarge1 |
kernelRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-PAERed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-PAE-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-PAE-develRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-debuginfo-commonRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-develRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-docRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-headersRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-xenRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-xen-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-xen-develRed Hat:enterprise_linux:5::client From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernelRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-PAERed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-PAE-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-PAE-develRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-debuginfo-commonRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-develRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-docRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-headersRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-kdumpRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-kdump-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-kdump-develRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-xenRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-xen-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernel-xen-develRed Hat:enterprise_linux:5::server From an advisory covering 4 CVEs | before 0:2.6.18-8.1.6.el5 | 0:2.6.18-8.1.6.el5 |
kernelRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-debuginfoRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-develRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-docRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-hugememRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-hugemem-develRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-largesmpRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-largesmp-develRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-smpRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-smp-develRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-xenURed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-xenU-develRed Hat:enterprise_linux:4::as From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernelRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-debuginfoRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-develRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-docRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-hugememRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-hugemem-develRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-largesmpRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-largesmp-develRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-smpRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-smp-develRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-xenURed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-xenU-develRed Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernelRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-debuginfoRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-develRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-docRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-hugememRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-hugemem-develRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-largesmpRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-largesmp-develRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-smpRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-smp-develRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-xenURed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-xenU-develRed Hat:enterprise_linux:4::es From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernelRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-debuginfoRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-develRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-docRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-hugememRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-hugemem-develRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-largesmpRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-largesmp-develRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-smpRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-smp-develRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-xenURed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
kernel-xenU-develRed Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs | before 0:2.6.9-55.0.2.EL | 0:2.6.9-55.0.2.EL |
What each source reports
NVD Score used
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 Medium
AV:L/AC:H/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
CVE ListNo 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-2006-7182No 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-7fg4-9cvwNo 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
CVE-2006-7203 does not affect BellSoft software
- Record
BELL-CVE-2006-7203- CVSS 2.0
- 4.0 Medium
AV:L/AC:H/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
novell.com/linux/security/advisories/2007_43_kernel.html
secunia.com/advisories/26289
git.kernel.org?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff_plain%3Bh=822191a2fa1584a29c3224ab328507adcaeac1ab
mandriva.com/security/advisories?name=MDKSA-2007:171
debian.org/security/2008/dsa-1504
Show 77 moreShow less
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10941
ubuntu.com/usn/usn-489-1
support.avaya.com/elmodocs2/security/ASA-2007-287.htm
vupen.com/english/advisories/2007/2209
rhn.redhat.com/errata/RHSA-2007-0376.html
nvd.nist.gov/vuln/detail/CVE-2006-7203
github.com/advisories/GHSA-wxqc-7fg4-9cvw
docs.bell-sw.com/security/cves/CVE-2006-7203
access.redhat.com/errata/RHSA-2007:0376
bugzilla.redhat.com/show_bug.cgi?id=238048
security.access.redhat.com/data/csaf/v2/advisories/2007/rhsa-2007_0376.json
cve.org/CVERecord?id=CVE-2006-7203