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CVE-2007-6716

fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out...

5.5 MediumFix available

fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out the dio struct, which allows local users to cause a denial of service (OOPS), as demonstrated by a certain fio test.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.52%Down 1.0 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.5

fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out the dio struct, which allows local users to cause a denial of service (OOPS), as demonstrated by a certain fio test.

Record
CVE-2007-6716
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Updated
2026-11-02
CVE List No score

fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out the dio struct, which allows local users to cause a denial of service (OOPS), as demonstrated by a certain fio test.

Record
CVE-2007-6716
Updated
2026-11-02
EUVDEUVD-2007-6680 No score

fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out the dio struct, which allows local users to cause a denial of service (OOPS), as demonstrated by a certain fio test.

Record
EUVD-2007-6680
Updated
2026-11-03
GitHub AdvisoriesGHSA-553j-q6pg-m594 5.5

fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out...

fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out the dio struct, which allows local users to cause a denial of service (OOPS), as demonstrated by a certain fio test.

Record
GHSA-553j-q6pg-m594
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVBELL-CVE-2007-6716 5.5

CVE-2007-6716 does not affect BellSoft software

Record
BELL-CVE-2007-6716
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
fai-kernels
Debian:4.0
 before 1.17+etch.22etch3, plus listed versions
1.171.17+etch.13etch31.17+etch.13etch41.17+etch.13etch51.17+etch.13etch6
Show 18 moreShow less
1.17+etch.161.17+etch.171.17+etch.17etch11.17+etch.18etch11.17+etch.18etch21.17+etch.18etch31.17+etch.18etch41.17+etch.18etch51.17+etch.18etch61.17+etch.211.17+etch.22etch11.17+etch.22etch21.17+etch11.17+etch21.17+etch31.17+etch41.17+etch51.17etch1
1.17+etch.22etch3
linux-2.6
Debian:4.0
 before 2.6.18.dfsg.1-22etch3, plus listed versions
2.6.18.dfsg.1-122.6.18.dfsg.1-12etch12.6.18.dfsg.1-12etch22.6.18.dfsg.1-132.6.18.dfsg.1-13etch1
Show 23 moreShow less
2.6.18.dfsg.1-13etch22.6.18.dfsg.1-13etch32.6.18.dfsg.1-13etch42.6.18.dfsg.1-13etch52.6.18.dfsg.1-13etch62.6.18.dfsg.1-13lenny12.6.18.dfsg.1-142.6.18.dfsg.1-152.6.18.dfsg.1-162.6.18.dfsg.1-172.6.18.dfsg.1-17etch12.6.18.dfsg.1-182.6.18.dfsg.1-18etch12.6.18.dfsg.1-18etch32.6.18.dfsg.1-18etch42.6.18.dfsg.1-18etch52.6.18.dfsg.1-18etch62.6.18.dfsg.1-192.6.18.dfsg.1-202.6.18.dfsg.1-212.6.18.dfsg.1-222.6.18.dfsg.1-22etch12.6.18.dfsg.1-22etch2
2.6.18.dfsg.1-22etch3
user-mode-linux
Debian:4.0
 before 2.6.18-1um-2etch.22etch3, plus listed versions
2.6.18-1um-22.6.18-1um-2etch.13etch32.6.18-1um-2etch.13etch42.6.18-1um-2etch.13etch52.6.18-1um-2etch.13etch6
Show 16 moreShow less
2.6.18-1um-2etch.162.6.18-1um-2etch.172.6.18-1um-2etch.17etch12.6.18-1um-2etch.18etch12.6.18-1um-2etch.18etch22.6.18-1um-2etch.18etch32.6.18-1um-2etch.18etch42.6.18-1um-2etch.18etch52.6.18-1um-2etch.18etch62.6.18-1um-2etch.212.6.18-1um-2etch.22etch12.6.18-1um-2etch.22etch22.6.18-1um-2etch12.6.18-1um-2etch22.6.18-1um-2etch32.6.18-1um-2etch4
2.6.18-1um-2etch.22etch3
kernel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-PAE
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-debug
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
Show 74 moreShow less
Affected packages
PackageAffectedFixed
kernel-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-doc
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-headers
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-xen
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-PAE
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-debug
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-doc
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-headers
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-kdump
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-kdump-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-kdump-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-xen
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.13.el5
0:2.6.18-92.1.13.el5
kernel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-doc
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-hugemem
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-largesmp
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-smp
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-xenU
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-doc
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-hugemem
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-largesmp
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-smp
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-xenU
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-doc
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-hugemem
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-largesmp
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-smp
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-xenU
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-doc
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-hugemem
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-largesmp
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-smp
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-xenU
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.0.8.EL
0:2.6.9-78.0.8.EL

History

History
RecordedChangedSources
aliasesEUVD
affected, aliases, facts, references, titleGitHub Advisories, OSV
first indexedCVE List, NVD

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

In short

CVE-2007-6716 is a medium vulnerability (CVSS 5.5) in Debian Linux, published September 4, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.52%, the 44th percentile. Fixed in fai-kernels 1.17+etch.22etch3.

References

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