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    CVE-2012-3511

    Multiple race conditions in the madvise_remove function in mm/madvise.c in the Linux kernel before 3.4.5 allow local users to cause a denial of service (use-after-free and system crash) via vectors involving a (1) munmap or (2) close system call.

    Published:Jul 6, 2012
    Last Modified:Apr 11, 2025
    EPS:Oct 3, 2012
    EPSS Score:0.00066
    CVSS Score:6.2

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Mrg

    Exploits

    https://github.com/torvalds/linux/commit/9ab4233dd08036fe34a89c7dc6f47a8bf2eb29ebhttps://github.com/torvalds/linux/commit/9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb

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    References

    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb
    http://secunia.com/advisories/50633
    http://secunia.com/advisories/50732
    http://secunia.com/advisories/55055
    http://ubuntu.com/usn/usn-1529-1
    http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
    http://www.openwall.com/lists/oss-security/2012/08/20/13
    http://www.securityfocus.com/bid/55151
    http://www.ubuntu.com/usn/USN-1567-1
    http://www.ubuntu.com/usn/USN-1572-1
    http://www.ubuntu.com/usn/USN-1577-1
    https://bugzilla.redhat.com/show_bug.cgi?id=849734
    https://github.com/torvalds/linux/commit/9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb
    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb
    http://secunia.com/advisories/50633
    http://secunia.com/advisories/50732
    http://secunia.com/advisories/55055
    http://ubuntu.com/usn/usn-1529-1
    http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
    http://www.openwall.com/lists/oss-security/2012/08/20/13
    http://www.securityfocus.com/bid/55151
    http://www.ubuntu.com/usn/USN-1567-1
    http://www.ubuntu.com/usn/USN-1572-1
    http://www.ubuntu.com/usn/USN-1577-1
    https://bugzilla.redhat.com/show_bug.cgi?id=849734
    https://github.com/torvalds/linux/commit/9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb

    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