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    CVE-2010-3015

    Integer overflow in the ext4_ext_get_blocks function in fs/ext4/extents.c in the Linux kernel before 2.6.34 allows local users to cause a denial of service (BUG and system crash) via a write operation on the last block of a large file, followed by a sync operation.

    Published:Mar 4, 2010
    Last Modified:Apr 11, 2025
    EPS:Aug 20, 2010
    EPSS Score:0.00149
    CVSS Score:4.7

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

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    References

    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=731eb1a03a8445cde2cb23ecfb3580c6fa7bb690
    http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html
    http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html
    http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
    http://marc.info/?l=oss-security&m=128192548904503&w=2
    http://marc.info/?l=oss-security&m=128197862004376&w=2
    http://marc.info/?l=oss-security&m=128201627016896&w=2
    http://secunia.com/advisories/46397
    http://support.avaya.com/css/P8/documents/100113326
    http://www.debian.org/security/2010/dsa-2094
    http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34
    http://www.mandriva.com/security/advisories?name=MDVSA-2010:172
    http://www.mandriva.com/security/advisories?name=MDVSA-2010:247
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:029
    http://www.redhat.com/support/errata/RHSA-2010-0723.html
    http://www.securityfocus.com/archive/1/520102/100/0/threaded
    http://www.securityfocus.com/bid/42477
    http://www.ubuntu.com/usn/USN-1000-1
    http://www.vmware.com/security/advisories/VMSA-2011-0012.html
    http://www.vupen.com/english/advisories/2010/3117
    http://www.vupen.com/english/advisories/2011/0298
    https://bugzilla.redhat.com/show_bug.cgi?id=624327
    https://exchange.xforce.ibmcloud.com/vulnerabilities/61156
    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=731eb1a03a8445cde2cb23ecfb3580c6fa7bb690
    http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html
    http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html
    http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
    http://marc.info/?l=oss-security&m=128192548904503&w=2
    http://marc.info/?l=oss-security&m=128197862004376&w=2
    http://marc.info/?l=oss-security&m=128201627016896&w=2
    http://secunia.com/advisories/46397
    http://support.avaya.com/css/P8/documents/100113326
    http://www.debian.org/security/2010/dsa-2094
    http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34
    http://www.mandriva.com/security/advisories?name=MDVSA-2010:172
    http://www.mandriva.com/security/advisories?name=MDVSA-2010:247
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:029
    http://www.redhat.com/support/errata/RHSA-2010-0723.html
    http://www.securityfocus.com/archive/1/520102/100/0/threaded
    http://www.securityfocus.com/bid/42477
    http://www.ubuntu.com/usn/USN-1000-1
    http://www.vmware.com/security/advisories/VMSA-2011-0012.html
    http://www.vupen.com/english/advisories/2010/3117
    http://www.vupen.com/english/advisories/2011/0298
    https://bugzilla.redhat.com/show_bug.cgi?id=624327
    https://exchange.xforce.ibmcloud.com/vulnerabilities/61156

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High