medium
4.9
CWE
476 20
Advisory Published
CVE Published
Updated

CVE-2012-6647: Null Pointer Dereference

First published: Wed May 14 2014(Updated: )

Last updated 24 July 2024

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Linux Kernel<=3.4.9
Linux Kernel=3.0-rc1
Linux Kernel=3.0-rc2
Linux Kernel=3.0-rc3
Linux Kernel=3.0-rc4
Linux Kernel=3.0-rc5
Linux Kernel=3.0-rc6
Linux Kernel=3.0-rc7
Linux Kernel=3.0.1
Linux Kernel=3.0.2
Linux Kernel=3.0.3
Linux Kernel=3.0.4
Linux Kernel=3.0.5
Linux Kernel=3.0.6
Linux Kernel=3.0.7
Linux Kernel=3.0.8
Linux Kernel=3.0.9
Linux Kernel=3.0.10
Linux Kernel=3.0.11
Linux Kernel=3.0.12
Linux Kernel=3.0.13
Linux Kernel=3.0.14
Linux Kernel=3.0.15
Linux Kernel=3.0.16
Linux Kernel=3.0.17
Linux Kernel=3.0.18
Linux Kernel=3.0.19
Linux Kernel=3.0.20
Linux Kernel=3.0.21
Linux Kernel=3.0.22
Linux Kernel=3.0.23
Linux Kernel=3.0.24
Linux Kernel=3.0.25
Linux Kernel=3.0.26
Linux Kernel=3.0.27
Linux Kernel=3.0.28
Linux Kernel=3.0.29
Linux Kernel=3.0.30
Linux Kernel=3.0.31
Linux Kernel=3.0.32
Linux Kernel=3.0.33
Linux Kernel=3.0.34
Linux Kernel=3.0.35
Linux Kernel=3.0.36
Linux Kernel=3.0.37
Linux Kernel=3.0.38
Linux Kernel=3.0.39
Linux Kernel=3.0.40
Linux Kernel=3.0.41
Linux Kernel=3.0.42
Linux Kernel=3.0.43
Linux Kernel=3.0.44
Linux Kernel=3.0.45
Linux Kernel=3.0.46
Linux Kernel=3.0.47
Linux Kernel=3.0.48
Linux Kernel=3.0.49
Linux Kernel=3.0.50
Linux Kernel=3.0.51
Linux Kernel=3.0.52
Linux Kernel=3.0.53
Linux Kernel=3.0.54
Linux Kernel=3.0.55
Linux Kernel=3.0.56
Linux Kernel=3.0.57
Linux Kernel=3.0.58
Linux Kernel=3.0.59
Linux Kernel=3.0.60
Linux Kernel=3.0.61
Linux Kernel=3.0.62
Linux Kernel=3.0.63
Linux Kernel=3.0.64
Linux Kernel=3.0.65
Linux Kernel=3.0.66
Linux Kernel=3.0.67
Linux Kernel=3.0.68
Linux Kernel=3.1
Linux Kernel=3.1-rc1
Linux Kernel=3.1-rc2
Linux Kernel=3.1-rc3
Linux Kernel=3.1-rc4
Linux Kernel=3.1.1
Linux Kernel=3.1.2
Linux Kernel=3.1.3
Linux Kernel=3.1.4
Linux Kernel=3.1.5
Linux Kernel=3.1.6
Linux Kernel=3.1.7
Linux Kernel=3.1.8
Linux Kernel=3.1.9
Linux Kernel=3.1.10
Linux Kernel=3.2
Linux Kernel=3.2-rc2
Linux Kernel=3.2-rc3
Linux Kernel=3.2-rc4
Linux Kernel=3.2-rc5
Linux Kernel=3.2-rc6
Linux Kernel=3.2-rc7
Linux Kernel=3.2.1
Linux Kernel=3.2.2
Linux Kernel=3.2.3
Linux Kernel=3.2.4
Linux Kernel=3.2.5
Linux Kernel=3.2.6
Linux Kernel=3.2.7
Linux Kernel=3.2.8
Linux Kernel=3.2.9
Linux Kernel=3.2.10
Linux Kernel=3.2.11
Linux Kernel=3.2.12
Linux Kernel=3.2.13
Linux Kernel=3.2.14
Linux Kernel=3.2.15
Linux Kernel=3.2.16
Linux Kernel=3.2.17
Linux Kernel=3.2.18
Linux Kernel=3.2.19
Linux Kernel=3.2.20
Linux Kernel=3.2.21
Linux Kernel=3.2.22
Linux Kernel=3.2.23
Linux Kernel=3.2.24
Linux Kernel=3.2.25
Linux Kernel=3.2.26
Linux Kernel=3.2.27
Linux Kernel=3.2.28
Linux Kernel=3.2.29
Linux Kernel=3.2.30
Linux Kernel=3.3
Linux Kernel=3.3-rc1
Linux Kernel=3.3-rc2
Linux Kernel=3.3-rc3
Linux Kernel=3.3-rc4
Linux Kernel=3.3-rc5
Linux Kernel=3.3-rc6
Linux Kernel=3.3-rc7
Linux Kernel=3.3.1
Linux Kernel=3.3.2
Linux Kernel=3.3.3
Linux Kernel=3.3.4
Linux Kernel=3.3.5
Linux Kernel=3.3.6
Linux Kernel=3.3.7
Linux Kernel=3.3.8
Linux Kernel=3.4
Linux Kernel=3.4-rc1
Linux Kernel=3.4-rc2
Linux Kernel=3.4-rc3
Linux Kernel=3.4-rc4
Linux Kernel=3.4-rc5
Linux Kernel=3.4-rc6
Linux Kernel=3.4-rc7
Linux Kernel=3.4.1
Linux Kernel=3.4.2
Linux Kernel=3.4.3
Linux Kernel=3.4.4
Linux Kernel=3.4.5
Linux Kernel=3.4.6
Linux Kernel=3.4.7
Linux Kernel=3.4.8
Linux Kernel=3.4.10
Linux Kernel=3.4.11
Linux Kernel=3.4.12
Linux Kernel=3.4.13
Linux Kernel=3.4.14
Linux Kernel=3.4.15
Linux Kernel=3.4.16
Linux Kernel=3.4.17
Linux Kernel=3.4.18
Linux Kernel=3.4.19
Linux Kernel=3.4.20
Linux Kernel=3.4.21
Linux Kernel=3.4.22
Linux Kernel=3.4.23
Linux Kernel=3.4.24
Linux Kernel=3.4.25
Linux Kernel=3.4.26
Linux Kernel=3.4.27
Linux Kernel=3.4.28
Linux Kernel=3.4.29
Linux Kernel=3.4.30
Linux Kernel=3.4.31
Linux Kernel=3.4.32
Linux Kernel=3.4.33
Linux Kernel=3.4.34
Linux Kernel=3.4.35
Linux Kernel=3.4.36
Linux Kernel=3.4.37
Linux Kernel=3.4.38
Linux Kernel=3.4.39
Linux Kernel=3.4.40
Linux Kernel=3.4.41
Linux Kernel=3.4.42
Linux Kernel=3.4.43
Linux Kernel=3.4.44
Linux Kernel=3.4.45
Linux Kernel=3.4.46
Linux Kernel=3.4.47
Linux Kernel=3.4.48
Linux Kernel=3.4.49
Linux Kernel=3.4.50
Linux Kernel=3.4.51
Linux Kernel=3.4.52
Linux Kernel=3.4.53
Linux Kernel=3.4.54
Linux Kernel=3.4.55
Linux Kernel=3.4.56
Linux Kernel=3.4.57
Linux Kernel=3.4.58
Linux Kernel=3.4.59
Linux Kernel=3.4.60
Linux Kernel=3.4.61
Linux Kernel=3.4.62
Linux Kernel=3.4.63
Linux Kernel=3.4.64
Linux Kernel=3.4.65
Linux Kernel=3.4.66
Linux Kernel=3.4.67
Linux Kernel=3.4.68
Linux Kernel=3.4.69
Linux Kernel=3.4.70
Linux Kernel=3.4.71
Linux Kernel=3.4.72
Linux Kernel=3.4.73
Linux Kernel=3.4.74
Linux Kernel=3.4.75
Linux Kernel=3.4.76
Linux Kernel=3.4.77
Linux Kernel=3.4.78
Linux Kernel=3.4.79
debian/linux
5.10.223-1
5.10.234-1
6.1.123-1
6.1.128-1
6.12.12-1
6.12.17-1

Remedy

https://git.kernel.org/linus/52400ba946759af28442dee6265c5c0180ac7122

Remedy

https://git.kernel.org/linus/6f7b0a2a5c0fb03be7c25bd1745baa50582348ef

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2012-6647?

    The severity of CVE-2012-6647 is classified as high due to potential system crashes caused by a NULL pointer dereference.

  • How do I fix CVE-2012-6647?

    To fix CVE-2012-6647, update the Linux kernel to version 5.10.223-1 or later.

  • What systems are affected by CVE-2012-6647?

    CVE-2012-6647 affects Linux kernels with versions up to and including 3.4.9.

  • Can CVE-2012-6647 be exploited remotely?

    Exploitation of CVE-2012-6647 typically requires local access to the affected system.

  • What are the implications of CVE-2012-6647 in a production environment?

    CVE-2012-6647 can lead to denial of service attacks, making systems unstable and potentially causing crashes in production environments.

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