CWE
119
Advisory Published
Updated

CVE-2009-2406: Buffer Overflow

First published: Fri Jul 31 2009(Updated: )

Stack-based buffer overflow in the parse_tag_11_packet function in fs/ecryptfs/keystore.c in the eCryptfs subsystem in the Linux kernel before 2.6.30.4 allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving a crafted eCryptfs file, related to not ensuring that the key signature length in a Tag 11 packet is compatible with the key signature buffer size.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Linux kernel=2.6.11-rc3
Linux kernel=2.6.20.6
Linux kernel=2.6.28-rc4
Linux kernel=2.6.8.1.5
Linux kernel=2.6.0
Linux kernel=2.6.4-rc3
Linux kernel=2.6.17-rc6
Linux kernel=2.6.28-git7
Linux kernel=2.6.20.9
Linux kernel=2.6.18-rc3
Linux kernel=2.6.29-rc8-kk
Linux kernel=2.6.11
Linux kernel=2.6.23.4
Linux kernel=2.6.22.15
Linux kernel=2.6.16.16
Linux kernel=2.6.20-rc2
Linux kernel=2.6.18.7
Linux kernel=2.6.17.12
Linux kernel=2.6.16.39
Linux kernel=2.6.27.3
Linux kernel=2.6.29.3
Linux kernel=2.6.21
Linux kernel=2.6.21-git3
Linux kernel=2.6.16.9
Linux kernel=2.6.12-rc1
Linux kernel=2.6.12-rc4
Linux kernel=2.6.8.1.5
Linux kernel=2.6.17.9
Linux kernel=2.6.12.12
Linux kernel=2.6.19-rc4
Linux kernel=2.6.14-rc2
Linux kernel=2.6.8.1.5
Linux kernel=2.6.4-rc1
Linux kernel=2.6.11.2
Linux kernel=2.6.5
Linux kernel=2.6.15.3
Linux kernel=2.6.21-git5
Linux kernel=2.6.11.10
Linux kernel=2.6.10-rc3
Linux kernel=2.6.13-rc5
Linux kernel=2.6.1
Linux kernel=2.6.16.43
Linux kernel=2.6.21-git4
Linux kernel=2.6.16.6
Linux kernel=2.6.16.8
Linux kernel=2.6.16-rc6
Linux kernel=2.6.20.13
Linux kernel=2.6.8.1.5
Linux kernel=2.6.8.1.5
Linux kernel=2.6.21-rc5
Linux kernel=2.6.22.4
Linux kernel=2.6.7-rc3
Linux kernel=2.6.14.7
Linux kernel=2.6.18-rc2
Linux kernel=2.6.16-rc1
Linux kernel=2.6.3-rc2
Linux kernel=2.6.13
Linux kernel=2.6.17.2
Linux kernel=2.6.15-rc4
Linux kernel=2.6.13.3
Linux kernel=2.6.8.1.5
Linux kernel=2.6.11.8
Linux kernel=2.6.18-rc5
Linux kernel=2.6.21-rc7
Linux kernel=2.6.21-rc4
Linux kernel=2.6.16.34
Linux kernel=2.6.27.21
Linux kernel=2.6.18-rc4
Linux kernel=2.6.11_rc1_bk6
Linux kernel=2.6.22.21
Linux kernel=2.6.23.7
Linux kernel=2.6.17.8
Linux kernel=2.6.14.4
Linux kernel=2.6.14
Linux kernel=2.6.8.1.5
Linux kernel=2.2.6
Linux kernel=2.6.17.4
Linux kernel=2.6.16.18
Linux kernel=2.6.17.14
Linux kernel=2.6.10
Linux kernel=2.6.13-rc1
Linux kernel=2.6.27-rc6
Linux kernel=2.6.16.45
Linux kernel=2.6.22.12
Linux kernel=2.6.14.3
Linux kernel=2.6.13-rc6
Linux kernel=2.6.29
Linux kernel=2.6.24-rc3
Linux kernel=2.6.18.3
Linux kernel=2.6.16.37
Linux kernel=2.6.30-rc3
Linux kernel=2.6.11.6
Linux kernel=2.6.16.48
Linux kernel=2.6.11.11
Linux kernel=2.6.0-test5
Linux kernel=2.6.16.13
Linux kernel=2.6.27-rc5
Linux kernel=2.6.3
Linux kernel=2.6.13-rc7
Linux kernel=2.6.21.6
Linux kernel=2.6.0-test2
Linux kernel=2.6.22.1
Linux kernel=2.6.9-rc1
Linux kernel=2.6.16.4
Linux kernel=2.6.17.3
Linux kernel=2.6.27-rc3
Linux kernel=2.6.22.6
Linux kernel=2.6.20.5
Linux kernel=2.6.22
Linux kernel=2.6.28.4
Linux kernel=2.6.4
Linux kernel=2.6.16.15
Linux kernel=2.6.27.20
Linux kernel=2.6_test9_cvs
Linux kernel=2.6.13-rc2
Linux kernel=2.6.15.6
Linux kernel=2.6.20.16
Linux kernel=2.6.15.1
Linux kernel=2.6.11.5
Linux kernel=2.6.28.2
Linux kernel=2.6.7-rc1
Linux kernel=2.6.9-rc3
Linux kernel=2.6.19.3
Linux kernel=2.6.27.4
Linux kernel=2.6.19.4
Linux kernel=2.6.8.1.5
Linux kernel=2.6.15-rc5
Linux kernel=2.6.28.5
Linux kernel=2.6.19.1
Linux kernel=2.6.18.4
Linux kernel=2.6.16.1
Linux kernel=2.6.18.1
Linux kernel=2.6.20.21
Linux kernel=2.6.8-rc4
Linux kernel=2.6.23.1
Linux kernel=2.6.2
Linux kernel=2.6.6-rc3
Linux kernel=2.6.14.5
Linux kernel=2.6.13.2
Linux kernel=2.6.12-rc5
Linux kernel=2.6.1-rc3
Linux kernel=2.6.8-rc1
Linux kernel=2.6.0-test11
Linux kernel=2.6.17.5
Linux kernel=2.6.14-rc3
Linux kernel=2.6.2-rc3
Linux kernel=2.6.8.1.5
Linux kernel=2.6.18.5
Linux kernel=2.6.4-rc2
Linux kernel=2.6.21.1
Linux kernel=2.6.16.32
Linux kernel=2.6.13.5
Linux kernel=2.6.16.57
Linux kernel=2.6.16.49
Linux kernel=2.6.17
Linux kernel=2.6.12-rc2
Linux kernel=2.6.1-rc2
Linux kernel=2.6.19.2
Linux kernel=2.6.21.4
Linux kernel=2.6.11-rc4
Linux kernel=2.6.16.11
Linux kernel=2.6.20.17
Linux kernel=2.6.21-git2
Linux kernel=2.6.16.14
Linux kernel=2.6.20.12
Linux kernel=2.6.16.25
Linux kernel=2.6.15-rc3
Linux kernel=2.6.16.21
Linux kernel=2.6.18
Linux kernel=2.6.16.33
Linux kernel=2.6.8
Linux kernel=2.6.16.28
Linux kernel=2.6.17.10
Linux kernel=2.6.21.5
Linux kernel=2.6.3-rc3
Linux kernel=2.6.15.11
Linux kernel=2.6.14.1
Linux kernel=2.6.28-rc5
Linux kernel=2.6.19-rc1
Linux kernel=2.6.16.23
Linux kernel=2.6.0-test1
Linux kernel=2.6.16-rc5
Linux kernel=2.6.12.5
Linux kernel=2.6.15.7
Linux kernel=2.6.20
Linux kernel=2.6.7-rc2
Linux kernel=2.6.22.7
Linux kernel=2.6.27-rc7
Linux kernel=2.6.16.3
Linux kernel=2.6.0-test6
Linux kernel=2.6.17-rc3
Linux kernel=2.6.12-rc3
Linux kernel<=2.6.30.3
Linux kernel=2.6.27.8
Linux kernel=2.6.2.27.13
Linux kernel=2.6.8.1.5
Linux kernel=2.6.8.1.5
Linux kernel=2.6.28-rc1
Linux kernel=2.6.15-rc2
Linux kernel=2.6.20.20
Linux kernel=2.6.16.36
Linux kernel=2.6.14.6
Linux kernel=2.6.12.1
Linux kernel=2.6.27.9
Linux kernel=2.6.11.9
Linux kernel=2.6.10-rc2
Linux kernel=2.6.16.46
Linux kernel=2.6.17.1
Linux kernel=2.6.20.8
Linux kernel=2.6.0-test4
Linux kernel=2.6.21-rc6
Linux kernel=2.6.20.15
Linux kernel=2.6.2-rc1
Linux kernel=2.6.18.0
Linux kernel=2.6.22.18
Linux kernel=2.6.0
Linux kernel=2.6.16-rc4
Linux kernel=2.6.5-rc1
Linux kernel=2.6.21-git7
Linux kernel=2.6.16.54
Linux kernel=2.6.13.4
Linux kernel=2.6.22.20
Linux kernel=2.6.23-rc2
Linux kernel=2.6.17-rc1
Linux kernel=2.6.20.18
Linux kernel=2.6.23.9
Linux kernel=2.6.17-rc2
Linux kernel=2.6.22.6
Linux kernel=2.6.23.3
Linux kernel=2.6.18.8
Linux kernel=2.6.22.3
Linux kernel=2.6.12.2
Linux kernel=2.6.16.31
Linux kernel=2.6.16.26
Linux kernel=2.6.29-rc2
Linux kernel=2.6.11-rc1
Linux kernel=2.6.16.62
Linux kernel=2.6.18.2
Linux kernel=2.6.28.8
Linux kernel=2.6.16.29
Linux kernel=2.6.23-rc1
Linux kernel=2.6.28-rc7
Linux kernel=2.6.14-rc1
Linux kernel=2.6.27-rc8
Linux kernel=2.6.6-rc2
Linux kernel=2.6.20.11
Linux kernel=2.6.9-rc2
Linux kernel=2.6.19
Linux kernel=2.6.20.3
Linux kernel=2.6.16
Linux kernel=2.6.28.3
Linux kernel=2.6.22.13
Linux kernel=2.6.19.7
Linux kernel=2.6.21.3
Linux kernel=2.6.0-test10
Linux kernel=2.6.16.51
Linux kernel=2.6.15.2
Linux kernel=2.6.20.19
Linux kernel=2.6.16.22
Linux kernel=2.6.22.17
Linux kernel=2.6.16.58
Linux kernel=2.6.28-rc6
Linux kernel=2.6.16.40
Linux kernel=2.6.0-test9
Linux kernel=2.6.10-rc1
Linux kernel=2.6.16.47
Linux kernel=2.6.16.42
Linux kernel=2.6.27.22
Linux kernel=2.6.23.14
Linux kernel=2.6.0
Linux kernel=2.6.17.11
Linux kernel=2.6.16.10
Linux kernel=2.6.12.4
Linux kernel=2.6.16.41
Linux kernel=2.6.16.52
Linux kernel=2.6.11.3
Linux kernel=2.6.20.10
Linux kernel=2.6.16.24
Linux kernel=2.6.22.11
Linux kernel=2.6.16.55
Red Hat Kernel-devel=2.6.24.7
Linux kernel=2.6.23
Linux kernel=2.6.9-rc4
Linux kernel=2.6.12.3
Linux kernel=2.6.22.10
Linux kernel=2.6.27-rc2
Linux kernel=2.6.27-rc1
Linux kernel=2.6.27.5
Linux kernel=2.6.29-rc2_git7
Linux kernel=2.6.13-rc4
Linux kernel=2.6.23.2
Linux kernel=2.6.16_rc7
Linux kernel=2.6.28.9
Linux kernel=2.6.30.2
Linux kernel=2.6.7
Linux kernel=2.6.11-rc2
Linux kernel=2.6.21.7
Linux kernel=2.6.16.30
Linux kernel=2.6.21.2
Linux kernel=2.6.15.4
Linux kernel=2.6.27.7
Linux kernel=2.6.16.59
Linux kernel=2.6.30.1
Linux kernel=2.6.3-rc4
Linux kernel=2.6.16.38
Linux kernel=2.6.24-rc2
Linux kernel=2.6.16.17
Linux kernel=2.6.1-rc1
Linux kernel=2.6.21-git1
Linux kernel=2.6.20.2
Linux kernel=2.6.22.22
Linux kernel=2.6.28.6
Linux kernel=2.6.16.12
Linux kernel=2.6.6-rc1
Linux kernel=2.6.29-rc1
Linux kernel=2.6.29.rc1
Linux kernel=2.6.9-2.6.20
Linux kernel=2.6.16.27
Linux kernel=2.6.16.53
Linux kernel=2.6.28.7
Linux kernel=2.6.18-rc7
Linux kernel=2.6.12.6
Linux kernel=2.6.17.7
Linux kernel=2.6.20.1
Linux kernel=2.6.11.7
Linux kernel=2.6.5-rc2
Linux kernel=2.6.27-rc4
Linux kernel=2.6.16.2
Linux kernel=2.6.28-rc3
Linux kernel=2.6.18.6
Linux kernel=2.6.15
Linux kernel=2.6.16.44
Linux kernel=2.6.12.22
Linux kernel=2.6.8.1.5
Linux kernel=2.6.15-rc6
Linux kernel=2.6.16.35
Linux kernel=2.6.19.6
Linux kernel=2.6.16.50
Linux kernel=2.6.15-rc1
Linux kernel=2.6.16-rc3
Linux kernel=2.6.18-rc6
Red Hat Kernel-devel=2.6.25.15
Linux kernel=2.6.23.5
Linux kernel=2.6.14.2
Linux kernel=2.6.16.61
Linux kernel=2.6.14-rc4
Linux kernel=2.6.19.5
Linux kernel=2.6.18
Linux kernel=2.6.19-rc2
Linux kernel=2.6.27.24
Linux kernel=2.6.20.4
Linux kernel=2.6.0-test7
Linux kernel=2.6.15-rc7
Linux kernel=2.6.17.6
Linux kernel=2.6.5-rc3
Linux kernel=2.6.8.1.5
Linux kernel=2.6.23.6
Linux kernel=2.6.14-rc5
Linux kernel=2.6.27.2
Linux kernel=2.6.16.7
Linux kernel=2.6.17.13
Linux kernel=2.6.2-rc2
Linux kernel=2.6.22-rc6
Linux kernel=2.6.16.60
Linux kernel=2.6.22.2
Linux kernel=2.6.8.1
Linux kernel=2.6.16.56
Linux kernel=2.6.12-rc6
Linux kernel=2.6.29.rc2
Linux kernel=2.6.28-rc2
Linux kernel=2.6.8.1.5
Linux kernel=2.6.22.19
Linux kernel=2.6.27-rc9
Linux kernel=2.6.13-rc3
Linux kernel=2.6.19-rc3
Linux kernel=2.6.20.14
Linux kernel=2.6.8.1.5
Linux kernel=2.6.17-rc4
Linux kernel=2.6.11-rc5
Linux kernel=2.6.8-rc2
Linux kernel=2.6.3-rc1
Linux kernel=2.6.22.5
Linux kernel=2.6.8.1.5
Linux kernel=2.6.21-rc3
Linux kernel=2.6.8-rc3
Linux kernel=2.6.29.rc2-git1
Linux kernel=2.6.20.7
Linux kernel=2.6.28.1
Linux kernel=2.6.16.5
Linux kernel=2.6.11.4
Linux kernel=2.6.16.19
Linux kernel=2.6.27.6
Linux kernel=2.6.29-git1
Linux kernel=2.6.11.12
Linux kernel=2.6.16.20
Linux kernel=2.6.15.5
Linux kernel=2.6.28.10
Linux kernel=2.6.22.16
Linux kernel=2.6.0-test8
Linux kernel=2.6.11.1
Linux kernel=2.6.16-rc2
Linux kernel=2.6.11
Linux kernel=2.6.18-rc1
Linux kernel=2.6.21-git6
Linux kernel=2.6.9
Linux kernel=2.6.27.23
Linux kernel=2.6.13.1
Linux kernel=2.6.17-rc5
Linux kernel=2.6.28
Linux kernel=2.6.22.14
Linux kernel=2.6.6
Linux kernel=2.6.0-test3
Linux kernel=2.6
Linux kernel=2.6.12

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2009-2406?

    CVE-2009-2406 is classified as a high severity vulnerability due to its capability to cause a denial of service or escalate privileges.

  • How do I fix CVE-2009-2406?

    To fix CVE-2009-2406, update your Linux kernel to version 2.6.30.4 or later.

  • What are the consequences of the vulnerability CVE-2009-2406?

    The consequences include potential system crashes or unauthorized privilege escalation via crafted eCryptfs files.

  • Which Linux kernel versions are affected by CVE-2009-2406?

    CVE-2009-2406 affects Linux kernel versions prior to 2.6.30.4, including several 2.6.x and earlier versions.

  • Who is impacted by CVE-2009-2406?

    Local users on systems running vulnerable versions of the Linux kernel may be impacted by CVE-2009-2406.

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