2.1
CWE
264
Advisory Published
CVE Published
Updated

CVE-2014-8133

First published: Wed Dec 10 2014(Updated: )

arch/x86/kernel/tls.c in the Thread Local Storage (TLS) implementation in the Linux kernel through 3.18.1 allows local users to bypass the espfix protection mechanism, and consequently makes it easier for local users to bypass the ASLR protection mechanism, via a crafted application that makes a set_thread_area system call and later reads a 16-bit value.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Linux Kernel<=3.18.1
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
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=3.2.1
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
Linux Kernel=3.4-rc1
Linux Kernel=3.4-rc1
Linux Kernel=3.4-rc2
Linux Kernel=3.4-rc2
Linux Kernel=3.4-rc3
Linux Kernel=3.4-rc3
Linux Kernel=3.4-rc4
Linux Kernel=3.4-rc4
Linux Kernel=3.4-rc5
Linux Kernel=3.4-rc5
Linux Kernel=3.4-rc6
Linux Kernel=3.4-rc6
Linux Kernel=3.4-rc7
Linux Kernel=3.4-rc7
Linux Kernel=3.4.1
Linux Kernel=3.4.1
Linux Kernel=3.4.2
Linux Kernel=3.4.2
Linux Kernel=3.4.3
Linux Kernel=3.4.3
Linux Kernel=3.4.4
Linux Kernel=3.4.4
Linux Kernel=3.4.5
Linux Kernel=3.4.5
Linux Kernel=3.4.6
Linux Kernel=3.4.7
Linux Kernel=3.4.8
Linux Kernel=3.4.9
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
Linux Kernel=3.5.1
Linux Kernel=3.5.2
Linux Kernel=3.5.3
Linux Kernel=3.5.4
Linux Kernel=3.5.5
Linux Kernel=3.5.6
Linux Kernel=3.5.7
Linux Kernel=3.6
Linux Kernel=3.6.1
Linux Kernel=3.6.2
Linux Kernel=3.6.3
Linux Kernel=3.6.4
Linux Kernel=3.6.5
Linux Kernel=3.6.6
Linux Kernel=3.6.7
Linux Kernel=3.6.8
Linux Kernel=3.6.9
Linux Kernel=3.6.10
Linux Kernel=3.6.11
Linux Kernel=3.7
Linux Kernel=3.7.1
Linux Kernel=3.7.2
Linux Kernel=3.7.3
Linux Kernel=3.7.4
Linux Kernel=3.7.5
Linux Kernel=3.7.6
Linux Kernel=3.7.7
Linux Kernel=3.7.8
Linux Kernel=3.7.9
Linux Kernel=3.7.10
Linux Kernel=3.8.0
Linux Kernel=3.8.1
Linux Kernel=3.8.2
Linux Kernel=3.8.3
Linux Kernel=3.8.4
Linux Kernel=3.8.5
Linux Kernel=3.8.6
Linux Kernel=3.8.7
Linux Kernel=3.8.8
Linux Kernel=3.8.9
Linux Kernel=3.8.10
Linux Kernel=3.8.11
Linux Kernel=3.8.12
Linux Kernel=3.8.13
Linux Kernel=3.9-rc1
Linux Kernel=3.9-rc2
Linux Kernel=3.9-rc3
Linux Kernel=3.9-rc4
Linux Kernel=3.9-rc5
Linux Kernel=3.9-rc6
Linux Kernel=3.9-rc7
Linux Kernel=3.9.0
Linux Kernel=3.9.0
Linux Kernel=3.9.1
Linux Kernel=3.9.1
Linux Kernel=3.9.2
Linux Kernel=3.9.2
Linux Kernel=3.9.3
Linux Kernel=3.9.3
Linux Kernel=3.9.4
Linux Kernel=3.9.4
Linux Kernel=3.9.5
Linux Kernel=3.9.5
Linux Kernel=3.9.6
Linux Kernel=3.9.6
Linux Kernel=3.9.7
Linux Kernel=3.9.7
Linux Kernel=3.9.8
Linux Kernel=3.9.8
Linux Kernel=3.9.9
Linux Kernel=3.9.9
Linux Kernel=3.9.10
Linux Kernel=3.9.10
Linux Kernel=3.9.11
Linux Kernel=3.9.11
Linux Kernel=3.10
Linux Kernel=3.10.0
Linux Kernel=3.10.1
Linux Kernel=3.10.1
Linux Kernel=3.10.2
Linux Kernel=3.10.2
Linux Kernel=3.10.3
Linux Kernel=3.10.3
Linux Kernel=3.10.4
Linux Kernel=3.10.4
Linux Kernel=3.10.5
Linux Kernel=3.10.5
Linux Kernel=3.10.6
Linux Kernel=3.10.6
Linux Kernel=3.10.7
Linux Kernel=3.10.7
Linux Kernel=3.10.8
Linux Kernel=3.10.8
Linux Kernel=3.10.9
Linux Kernel=3.10.9
Linux Kernel=3.10.10
Linux Kernel=3.10.11
Linux Kernel=3.10.12
Linux Kernel=3.10.13
Linux Kernel=3.10.14
Linux Kernel=3.10.15
Linux Kernel=3.10.16
Linux Kernel=3.10.17
Linux Kernel=3.10.18
Linux Kernel=3.10.19
Linux Kernel=3.10.20
Linux Kernel=3.10.21
Linux Kernel=3.10.22
Linux Kernel=3.10.23
Linux Kernel=3.10.24
Linux Kernel=3.10.25
Linux Kernel=3.10.26
Linux Kernel=3.10.27
Linux Kernel=3.10.28
Linux Kernel=3.10.29
Linux Kernel=3.11
Linux Kernel=3.11.1
Linux Kernel=3.11.2
Linux Kernel=3.11.3
Linux Kernel=3.11.4
Linux Kernel=3.11.5
Linux Kernel=3.11.6
Linux Kernel=3.11.7
Linux Kernel=3.11.8
Linux Kernel=3.11.9
Linux Kernel=3.11.10
Linux Kernel=3.12
Linux Kernel=3.12.1
Linux Kernel=3.12.2
Linux Kernel=3.12.3
Linux Kernel=3.12.4
Linux Kernel=3.12.5
Linux Kernel=3.12.6
Linux Kernel=3.12.7
Linux Kernel=3.12.8
Linux Kernel=3.12.9
Linux Kernel=3.12.10
Linux Kernel=3.12.11
Linux Kernel=3.12.12
Linux Kernel=3.12.13
Linux Kernel=3.12.14
Linux Kernel=3.12.15
Linux Kernel=3.12.16
Linux Kernel=3.12.17
Linux Kernel=3.13
Linux Kernel=3.13.1
Linux Kernel=3.13.2
Linux Kernel=3.13.3
Linux Kernel=3.13.4
Linux Kernel=3.13.5
Linux Kernel=3.13.6
Linux Kernel=3.13.7
Linux Kernel=3.13.8
Linux Kernel=3.13.9
Linux Kernel=3.13.10
Linux Kernel=3.13.11
Linux Kernel=3.14
Linux Kernel=3.14-rc1
Linux Kernel=3.14-rc2
Linux Kernel=3.14-rc3
Linux Kernel=3.14-rc4
Linux Kernel=3.14-rc5
Linux Kernel=3.14-rc6
Linux Kernel=3.14-rc7
Linux Kernel=3.14-rc8
Linux Kernel=3.14.1
Linux Kernel=3.14.2
Linux Kernel=3.14.3
Linux Kernel=3.14.4
Linux Kernel=3.14.5
Linux Kernel=3.15
Linux Kernel=3.15.1
Linux Kernel=3.15.2
Linux Kernel=3.15.3
Linux Kernel=3.15.4
Linux Kernel=3.15.5
Linux Kernel=3.15.6
Linux Kernel=3.15.7
Linux Kernel=3.15.8
Linux Kernel=3.16.0
Linux Kernel=3.16.1
Linux Kernel=3.17
Linux Kernel=3.17.1
Linux Kernel=3.17.2
Linux Kernel=3.17.3
Linux Kernel=3.17.3
Linux Kernel=3.17.4
Linux Kernel=3.18-rc1
debian/linux
5.10.223-1
5.10.234-1
6.1.123-1
6.1.128-1
6.12.17-1

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2014-8133?

    CVE-2014-8133 is classified as a medium severity vulnerability.

  • How do I fix CVE-2014-8133?

    To fix CVE-2014-8133, upgrade your Linux kernel to a version higher than 3.18.1.

  • What types of systems are affected by CVE-2014-8133?

    CVE-2014-8133 affects local users on Linux systems running kernels up to version 3.18.1.

  • Is CVE-2014-8133 remotely exploitable?

    No, CVE-2014-8133 can only be exploited by local users who have access to the affected system.

  • What are the potential impacts of CVE-2014-8133?

    The vulnerability allows local users to bypass ASLR protection, potentially leading to privilege escalation.

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