CVE-2012-6701

Integer overflow in fs/aio.c in the Linux kernel before 3.4.1 allows local users to cause a...

7.8 HighFix available

CVE-2012-6701 is a high vulnerability (CVSS 7.8) in Linux Kernel, published May 2, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 27th percentile. Fixed in kernel-debug-debuginfo 0:2.6.32-754.el6.

Integer overflow in fs/aio.c in the Linux kernel before 3.4.1 allows local users to cause a denial of service or possibly have unspecified other impact via a large AIO iovec.

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: High
Integrity: High
Availability: High

Exploit likelihood

0.34%Down 0.7 points since Feb 4, 2022

What each source reports

NVD Score used 7.8

Integer overflow in fs/aio.c in the Linux kernel before 3.4.1 allows local users to cause a denial of service or possibly have unspecified other impact via a large AIO iovec.

Record: CVE-2012-6701
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-190
Updated: 2026-11-02

CVE List No score

Integer overflow in fs/aio.c in the Linux kernel before 3.4.1 allows local users to cause a denial of service or possibly have unspecified other impact via a large AIO iovec.

Record: CVE-2012-6701
Updated: 2026-11-02

EUVDEUVD-2012-6543 No score

Integer overflow in fs/aio.c in the Linux kernel before 3.4.1 allows local users to cause a denial of service or possibly have unspecified other impact via a large AIO iovec.

Record: EUVD-2012-6543
Updated: 2026-11-03

GitHub AdvisoriesGHSA-995g-4vmx-96wm 7.8

Integer overflow in fs/aio.c in the Linux kernel before 3.4.1 allows local users to cause a...

Integer overflow in fs/aio.c in the Linux kernel before 3.4.1 allows local users to cause a denial of service or possibly have unspecified other impact via a large AIO iovec.

Record: GHSA-995g-4vmx-96wm
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-190
Updated: 2026-11-02

OSVRHSA-2018:1854 8.8

Red Hat Security Advisory: kernel security and bug fix update

Record: RHSA-2018:1854
CVSS 3.0: 8.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2012-6701 7.8

Integer overflow in fs/aio.c in the Linux kernel before 3.4.1 allows local users to cause a denial of service or possibly have unspecified other impact via a large AIO iovec.

Record: UBUNTU-CVE-2012-6701
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

linux kernel

Affected packages

Affected packages
Package	Affected	Fixed
`kernel-debug-debuginfo` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo-common-i686` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo-common-x86_64` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`perf-debuginfo` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`python-perf` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`python-perf-debuginfo` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-abi-whitelists` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debug` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6

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Affected packages
Package	Affected	Fixed
`kernel-debug-devel` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-devel` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-doc` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-firmware` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-headers` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`perf` Red Hat:enterprise_linux:6::client	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debug-debuginfo` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo-common-x86_64` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`perf-debuginfo` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`python-perf` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`python-perf-debuginfo` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-abi-whitelists` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debug` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debug-devel` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo-common-i686` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-devel` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-doc` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-firmware` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-headers` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`perf` Red Hat:enterprise_linux:6::computenode	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debug-debuginfo` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo-common-i686` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo-common-ppc64` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo-common-s390x` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo-common-x86_64` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-kdump-debuginfo` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`perf-debuginfo` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`python-perf` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`python-perf-debuginfo` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-abi-whitelists` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-bootwrapper` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debug` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debug-devel` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-devel` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-doc` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-firmware` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-headers` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-kdump` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-kdump-devel` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`perf` Red Hat:enterprise_linux:6::server	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debug-debuginfo` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo-common-i686` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debuginfo-common-x86_64` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`perf-debuginfo` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`python-perf` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`python-perf-debuginfo` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-abi-whitelists` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debug` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-debug-devel` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-devel` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-doc` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-firmware` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`kernel-headers` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6
`perf` Red Hat:enterprise_linux:6::workstation	before 0:2.6.32-754.el6	0:2.6.32-754.el6

History

History
When	Changed	Sources
2026-11-03	affected
2026-11-03	aliases	EUVD
2026-11-02	created	CVE List, GitHub Advisories, NVD, OSV

References

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