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CVE-2011-4594

The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to...

5.5 Medium

The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to cause a denial of service (system crash) via crafted use of the sendmmsg system call, leading to an incorrect pointer dereference.

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

0.43%Down 0.5 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.5

The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to cause a denial of service (system crash) via crafted use of the sendmmsg system call, leading to an incorrect pointer dereference.

Record
CVE-2011-4594
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
Weakness
CWE-476
Updated
2026-11-02
CVE List No score

The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to cause a denial of service (system crash) via crafted use of the sendmmsg system call, leading to an incorrect pointer dereference.

Record
CVE-2011-4594
Updated
2026-11-02
EUVDEUVD-2011-4519 No score

The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to cause a denial of service (system crash) via crafted use of the sendmmsg system call, leading to an incorrect pointer dereference.

Record
EUVD-2011-4519
Updated
2026-11-03
GitHub AdvisoriesGHSA-pfqw-h6qm-mp6m 5.5

The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to...

The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to cause a denial of service (system crash) via crafted use of the sendmmsg system call, leading to an incorrect pointer dereference.

Record
GHSA-pfqw-h6qm-mp6m
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02
OSVUBUNTU-CVE-2011-4594 5.5

The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to cause a denial of service (system crash) via crafted use of the sendmmsg system call, leading to an incorrect pointer dereference.

Record
UBUNTU-CVE-2011-4594
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
kernel
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug-debuginfo
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug-devel
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo-common-i686
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo-common-x86_64
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-devel
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-doc
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-firmware
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
Show 51 moreShow less
Affected packages
PackageAffectedFixed
kernel-headers
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
perf
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
perf-debuginfo
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
python-perf
Red Hat:enterprise_linux:6::client
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug-debuginfo
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug-devel
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo-common-x86_64
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-devel
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-doc
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-firmware
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-headers
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
perf
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
perf-debuginfo
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
python-perf
Red Hat:enterprise_linux:6::computenode
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-bootwrapper
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo-common-i686
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo-common-ppc64
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo-common-s390x
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo-common-x86_64
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-doc
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-firmware
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-headers
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-kdump
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-kdump-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-kdump-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
perf
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
perf-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
python-perf
Red Hat:enterprise_linux:6::server
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug-debuginfo
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debug-devel
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo-common-i686
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-debuginfo-common-x86_64
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-devel
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-doc
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-firmware
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
kernel-headers
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
perf
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
perf-debuginfo
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6
python-perf
Red Hat:enterprise_linux:6::workstation
From an advisory covering 10 CVEs
 before 0:2.6.32-220.7.1.el6
0:2.6.32-220.7.1.el6

History

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

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

In short

CVE-2011-4594 is a medium vulnerability (CVSS 5.5) in Linux Kernel, published December 15, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.43%, the 37th percentile. No source names a fixed version.

References

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