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    CVE-2015-5143

    The session backends in Django before 1.4.21, 1.5.x through 1.6.x, 1.7.x before 1.7.9, and 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (session store consumption) via multiple requests with unique session keys.

    Published:Jul 8, 2015
    Last Modified:Apr 12, 2025
    EPS:Jul 14, 2015
    EPSS Score:0.15813
    CVSS Score:7.8

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Djangoproject
    Product
    Django
    Vendor
    Oracle
    Product
    Solaris
    Vendor
    Redhat
    Product
    Openstack

    Exploits

    No exploit reference

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    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
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    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
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    References

    http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172084.html
    http://lists.opensuse.org/opensuse-updates/2015-10/msg00043.html
    http://lists.opensuse.org/opensuse-updates/2015-10/msg00046.html
    http://rhn.redhat.com/errata/RHSA-2015-1678.html
    http://rhn.redhat.com/errata/RHSA-2015-1686.html
    http://www.debian.org/security/2015/dsa-3305
    http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
    http://www.securityfocus.com/bid/75666
    http://www.securitytracker.com/id/1032820
    http://www.ubuntu.com/usn/USN-2671-1
    https://security.gentoo.org/glsa/201510-06
    https://www.djangoproject.com/weblog/2015/jul/08/security-releases/
    http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172084.html
    http://lists.opensuse.org/opensuse-updates/2015-10/msg00043.html
    http://lists.opensuse.org/opensuse-updates/2015-10/msg00046.html
    http://rhn.redhat.com/errata/RHSA-2015-1678.html
    http://rhn.redhat.com/errata/RHSA-2015-1686.html
    http://www.debian.org/security/2015/dsa-3305
    http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
    http://www.securityfocus.com/bid/75666
    http://www.securitytracker.com/id/1032820
    http://www.ubuntu.com/usn/USN-2671-1
    https://security.gentoo.org/glsa/201510-06
    https://www.djangoproject.com/weblog/2015/jul/08/security-releases/

    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