CVE-2009-4355

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    CVE-2009-4355

    Published: 14 Jan 2010Last Modified: 10 Apr 2026

    Summary:

    Details: Memory leak in the zlib_stateful_finish function in crypto/comp/c_zlib.c in OpenSSL 0.9.8l and earlier and 1.0.0 Beta through Beta 4 allows remote attackers to cause a denial of service (memory consumption) via vectors that trigger incorrect calls to the CRYPTO_cleanup_all_ex_data function, as demonstrated by use of SSLv3 and PHP with the Apache HTTP Server, a related issue to CVE-2008-1678.

    References: http://secunia.com/advisories/38175, http://secunia.com/advisories/38181, http://secunia.com/advisories/38200, http://secunia.com/advisories/38761, http://secunia.com/advisories/39461, http://secunia.com/advisories/42724, http://secunia.com/advisories/42733, http://www.debian.org/security/2010/dsa-1970, http://www.mandriva.com/security/advisories?name=MDVSA-2010:022, http://www.ubuntu.com/usn/USN-884-1, http://www.vupen.com/english/advisories/2010/0124, http://www.vupen.com/english/advisories/2010/0839, http://www.vupen.com/english/advisories/2010/0916, https://rhn.redhat.com/errata/RHSA-2010-0095.html, https://bugzilla.redhat.com/show_bug.cgi?id=546707, http://cvs.openssl.org/chngview?cn=19068, http://cvs.openssl.org/chngview?cn=19069, http://cvs.openssl.org/chngview?cn=19167, http://lists.fedoraproject.org/pipermail/package-announce/2010-April/038587.html, http://lists.fedoraproject.org/pipermail/package-announce/2010-April/039561.html, http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00009.html, http://marc.info/?l=bugtraq&m=127128920008563&w=2, http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.663049, http://wiki.rpath.com/wiki/Advisories:rPSA-2010-0004, http://www.openwall.com/lists/oss-security/2010/01/13/3, https://issues.rpath.com/browse/RPL-3157, https://kb.bluecoat.com/index?page=content&id=SA50, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11260, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12168, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6678

    Affected packages

    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
    CVE-2009-4355 | CVE-DB