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    CVE-2009-2903

    Memory leak in the appletalk subsystem in the Linux kernel 2.4.x through 2.4.37.6 and 2.6.x through 2.6.31, when the appletalk and ipddp modules are loaded but the ipddp"N" device is not found, allows remote attackers to cause a denial of service (memory consumption) via IP-DDP datagrams.

    Published:Sep 11, 2009
    Last Modified:Apr 23, 2026
    EPS:Sep 15, 2009
    EPSS Score:0.03773
    CVSS Score:7.1

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Suse
    Product
    Linux Enterprise Debuginfo
    Vendor
    Suse
    Product
    Linux Enterprise Desktop
    Vendor
    Suse
    Product
    Linux Enterprise Server
    Vendor
    Suse
    Product
    Linux Enterprise Software Development Kit

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-469 HTTP DoS

    Related CVEs

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    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    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…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    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…
    CVE-2026-47330 (CVSS 3.3) — Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an u…

    References

    http://git.kernel.org/?p=linux/kernel/git/davem/net-next-2.6.git%3Ba=commit%3Bh=ffcfb8db540ff879c2a85bf7e404954281443414
    http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html
    http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.html
    http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html
    http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00007.html
    http://secunia.com/advisories/36707
    http://secunia.com/advisories/37105
    http://secunia.com/advisories/37909
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:329
    http://www.openwall.com/lists/oss-security/2009/09/14/1
    http://www.openwall.com/lists/oss-security/2009/09/14/2
    http://www.openwall.com/lists/oss-security/2009/09/17/11
    http://www.securityfocus.com/bid/36379
    http://www.ubuntu.com/usn/USN-852-1
    https://bugzilla.redhat.com/show_bug.cgi?id=522331
    http://git.kernel.org/?p=linux/kernel/git/davem/net-next-2.6.git%3Ba=commit%3Bh=ffcfb8db540ff879c2a85bf7e404954281443414
    http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html
    http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.html
    http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html
    http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00007.html
    http://secunia.com/advisories/36707
    http://secunia.com/advisories/37105
    http://secunia.com/advisories/37909
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:329
    http://www.openwall.com/lists/oss-security/2009/09/14/1
    http://www.openwall.com/lists/oss-security/2009/09/14/2
    http://www.openwall.com/lists/oss-security/2009/09/17/11
    http://www.securityfocus.com/bid/36379
    http://www.ubuntu.com/usn/USN-852-1
    https://bugzilla.redhat.com/show_bug.cgi?id=522331

    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