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    CVE-2015-8931

    Multiple integer overflows in the (1) get_time_t_max and (2) get_time_t_min functions in archive_read_support_format_mtree.c in libarchive before 3.2.0 allow remote attackers to have unspecified impact via a crafted mtree file, which triggers undefined behavior.

    Published:Jun 17, 2016
    Last Modified:Apr 12, 2025
    EPS:Sep 20, 2016
    EPSS Score:0.00299
    CVSS Score:7.8

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Libarchive
    Product
    Libarchive
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Suse
    Product
    Linux Enterprise Desktop
    Vendor
    Suse
    Product
    Linux Enterprise Server
    Vendor
    Suse
    Product
    Linux Enterprise Software Development Kit

    Exploits

    https://github.com/libarchive/libarchive/issues/539https://github.com/libarchive/libarchive/issues/539

    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://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.html
    http://rhn.redhat.com/errata/RHSA-2016-1844.html
    http://www.debian.org/security/2016/dsa-3657
    http://www.openwall.com/lists/oss-security/2016/06/17/2
    http://www.openwall.com/lists/oss-security/2016/06/17/5
    http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
    http://www.securityfocus.com/bid/91338
    http://www.ubuntu.com/usn/USN-3033-1
    https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html
    https://github.com/libarchive/libarchive/issues/539
    https://security-tracker.debian.org/tracker/CVE-2015-8931
    https://security.gentoo.org/glsa/201701-03
    http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.html
    http://rhn.redhat.com/errata/RHSA-2016-1844.html
    http://www.debian.org/security/2016/dsa-3657
    http://www.openwall.com/lists/oss-security/2016/06/17/2
    http://www.openwall.com/lists/oss-security/2016/06/17/5
    http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
    http://www.securityfocus.com/bid/91338
    http://www.ubuntu.com/usn/USN-3033-1
    https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html
    https://github.com/libarchive/libarchive/issues/539
    https://security-tracker.debian.org/tracker/CVE-2015-8931
    https://security.gentoo.org/glsa/201701-03

    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