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CVE-2011-1768

The tunnels implementation in the Linux kernel before 2.6.34, when tunnel functionality is...

5.4 Medium

The tunnels implementation in the Linux kernel before 2.6.34, when tunnel functionality is configured as a module, allows remote attackers to cause a denial of service (OOPS) by sending a packet during module loading.

Exploit likelihood

2.12%Up 0.9 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.4

The tunnels implementation in the Linux kernel before 2.6.34, when tunnel functionality is configured as a module, allows remote attackers to cause a denial of service (OOPS) by sending a packet during module loading.

Record
CVE-2011-1768
CVSS 2.0
5.4 MediumAV:N/AC:H/Au:N/C:N/I:N/A:C
Weakness
CWE-362
Updated
2026-11-02
CVE List No score

The tunnels implementation in the Linux kernel before 2.6.34, when tunnel functionality is configured as a module, allows remote attackers to cause a denial of service (OOPS) by sending a packet during module loading.

Record
CVE-2011-1768
Updated
2026-11-02
EUVDEUVD-2011-1767 No score

The tunnels implementation in the Linux kernel before 2.6.34, when tunnel functionality is configured as a module, allows remote attackers to cause a denial of service (OOPS) by sending a packet during module loading.

Record
EUVD-2011-1767
Updated
2026-11-03
GitHub AdvisoriesGHSA-vjvh-j8wp-qpwm No score

The tunnels implementation in the Linux kernel before 2.6.34, when tunnel functionality is...

The tunnels implementation in the Linux kernel before 2.6.34, when tunnel functionality is configured as a module, allows remote attackers to cause a denial of service (OOPS) by sending a packet during module loading.

Record
GHSA-vjvh-j8wp-qpwm
Weakness
CWE-362
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
linux-2.6
Debian:5.0
From an advisory covering 39 CVEs
 before 2.6.26-26lenny3, plus listed versions
2.6.26-132.6.26-13lenny22.6.26-13lenny2~bpo40+12.6.26-142.6.26-15
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2.6.26-15lenny12.6.26-15lenny22.6.26-15lenny32.6.26-15~bpo40+12.6.26-15~bpo40+22.6.26-162.6.26-172.6.26-17lenny12.6.26-17lenny22.6.26-17lenny2~bpo40+12.6.26-17~bpo40+12.6.26-182.6.26-192.6.26-19lenny12.6.26-19lenny22.6.26-19~bpo40+12.6.26-202.6.26-20~bpo40+12.6.26-212.6.26-21lenny12.6.26-21lenny22.6.26-21lenny32.6.26-21lenny42.6.26-21~bpo40+12.6.26-222.6.26-22lenny12.6.26-232.6.26-242.6.26-24lenny12.6.26-252.6.26-25lenny12.6.26-262.6.26-26lenny12.6.26-26lenny2
2.6.26-26lenny3
kernel
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-bootwrapper
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debug
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debug-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debug-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debuginfo-common-i686
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debuginfo-common-ppc64
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debuginfo-common-s390x
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
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Affected packages
PackageAffectedFixed
kernel-debuginfo-common-x86_64
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-doc
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-firmware
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-headers
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-kdump
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-kdump-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-kdump-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
perf
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
perf-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-rt
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-debug
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-debug-debuginfo
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-debug-devel
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-debuginfo
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-debuginfo-common-x86_64
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-devel
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-doc
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-firmware
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-trace
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-trace-debuginfo
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-trace-devel
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-vanilla
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-vanilla-debuginfo
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt
kernel-rt-vanilla-devel
Red Hat:enterprise_mrg:2:server:el6
From an advisory covering 33 CVEs
 before 0:2.6.33.9-rt31.75.el6rt
0:2.6.33.9-rt31.75.el6rt

History

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

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

In short

CVE-2011-1768 is a medium vulnerability (CVSS 5.4) in Linux Kernel, published June 18, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.12%, the 82nd percentile. No source names a fixed version.

References

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