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    CVE-2009-1387

    The dtls1_retrieve_buffered_fragment function in ssl/d1_both.c in OpenSSL before 1.0.0 Beta 2 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an out-of-sequence DTLS handshake message, related to a "fragment bug."

    Published:Jun 2, 2009
    Last Modified:Apr 23, 2026
    EPS:Jun 4, 2009
    EPSS Score:0.13464
    CVSS Score:5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Openssl
    Product
    Openssl
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Openssl

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-13367 (CVSS 7.8) — IBM Informix Dynamic Server 14.10, and 15.0 contain a local privilege escalation vulnerability in the oninit s…
    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

    ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-009.txt.asc
    http://cvs.openssl.org/chngview?cn=17958
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02029444
    http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
    http://lists.vmware.com/pipermail/security-announce/2010/000082.html
    http://rt.openssl.org/Ticket/Display.html?id=1838&user=guest&pass=guest
    http://secunia.com/advisories/35571
    http://secunia.com/advisories/35685
    http://secunia.com/advisories/35729
    http://secunia.com/advisories/36533
    http://secunia.com/advisories/37003
    http://secunia.com/advisories/38794
    http://secunia.com/advisories/38834
    http://security.gentoo.org/glsa/glsa-200912-01.xml
    http://sourceforge.net/mailarchive/message.php?msg_name=4AD43807.7080105%40users.sourceforge.net
    http://voodoo-circle.sourceforge.net/sa/sa-20091012-01.html
    http://www.openwall.com/lists/oss-security/2009/06/02/1
    http://www.redhat.com/support/errata/RHSA-2009-1335.html
    http://www.ubuntu.com/usn/USN-792-1
    http://www.vupen.com/english/advisories/2010/0528
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10740
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7592
    ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-009.txt.asc
    http://cvs.openssl.org/chngview?cn=17958
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02029444
    http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
    http://lists.vmware.com/pipermail/security-announce/2010/000082.html
    http://rt.openssl.org/Ticket/Display.html?id=1838&user=guest&pass=guest
    http://secunia.com/advisories/35571
    http://secunia.com/advisories/35685
    http://secunia.com/advisories/35729
    http://secunia.com/advisories/36533
    http://secunia.com/advisories/37003
    http://secunia.com/advisories/38794
    http://secunia.com/advisories/38834
    http://security.gentoo.org/glsa/glsa-200912-01.xml
    http://sourceforge.net/mailarchive/message.php?msg_name=4AD43807.7080105%40users.sourceforge.net
    http://voodoo-circle.sourceforge.net/sa/sa-20091012-01.html
    http://www.openwall.com/lists/oss-security/2009/06/02/1
    http://www.redhat.com/support/errata/RHSA-2009-1335.html
    http://www.ubuntu.com/usn/USN-792-1
    http://www.vupen.com/english/advisories/2010/0528
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10740
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7592

    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