About “Double Free”

A curated feed of “Double Free”-related CVEs appears below. We currently track 690 CVEs for this tag (all time). In the last 365 days, 112 were published. Average CVSS is 7.5 (all time; 7.2 over 365d), and 67% are rated High/Critical (all time). Top CWEs (last 365 days): CWE-415 - Double Free, CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition'), CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer.

In our taxonomy this topic maps to a MODERATE impact class. Common exploitation patterns for this weakness can lead to moderate. Use the filters to triage high risk first and validate exposure in your environment. Use the filters below to sort by CVSS, risk and CWE. Each detail page highlights vendor advisories and mitigation tips.

CVEs tagged with this topic. Filters apply to the whole list (loaded from JSON).

CVSS ≥ 0.0
2012-06-16
High

CVE-2012-1502

Double free vulnerability in the PyPAM_conv in PAMmodule.c in PyPam 0.5.0 and earlier allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a…

2012-05-09
High

CVE-2012-0179

Double free vulnerability in tcpip.sys in Microsoft Windows Server 2008 R2 and R2 SP1 and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that binds an IPv6 add…

Critical

CVE-2012-0176

Double free vulnerability in Microsoft Silverlight 4 before 4.1.10329 on Windows allows remote attackers to execute arbitrary code via vectors involving crafted XAML glyphs, aka "Silverlight Double-F…

2012-03-13
High

CVE-2012-1663

Double free vulnerability in libgnutls in GnuTLS before 3.0.14 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted certifi…

2012-01-27
High

CVE-2011-3626

Double free vulnerability in the prepare_exec function in src/exec.c in Logsurfer 1.5b and earlier, and Logsurfer+ 1.7 and earlier, allows remote attackers to execute arbitrary commands via crafted s…

2012-01-06
Critical

CVE-2011-4109

Double free vulnerability in OpenSSL 0.9.8 before 0.9.8s, when X509_V_FLAG_POLICY_CHECK is enabled, allows remote attackers to have an unspecified impact by triggering failure of a policy check.

2011-11-11
High

CVE-2011-3892

Double free vulnerability in the Theora decoder in Google Chrome before 15.0.874.120 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted strea…

2011-10-14
Medium

CVE-2011-3261

Double free vulnerability in OfficeImport in Apple iOS before 5 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted Excel spreadsheet.

2011-09-19
Medium

CVE-2011-2834

Double free vulnerability in libxml2, as used in Google Chrome before 14.0.835.163, allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related…

2011-08-29
High

CVE-2011-2821

Double free vulnerability in libxml2, as used in Google Chrome before 13.0.782.215, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted XPath…

2011-08-01
Medium

CVE-2011-2975

Double free vulnerability in the msAddImageSymbol function in mapsymbol.c in MapServer before 6.0.1 might allow remote attackers to cause a denial of service (application crash) or have unspecified o…

2011-06-06
Medium

CVE-2011-2174

Double free vulnerability in the tvb_uncompress function in epan/tvbuff.c in Wireshark 1.2.x before 1.2.17 and 1.4.x before 1.4.7 allows remote attackers to cause a denial of service (application cra…

2011-04-21
Medium

CVE-2007-6743

Double free vulnerability in IBM Tivoli Directory Server (TDS) 5.2 before 5.2.0.5-TIV-ITDS-LA0005 allows remote authenticated users to cause a denial of service (ABEND) via search operations that tri…

2011-03-20
High

CVE-2011-0284

Double free vulnerability in the prepare_error_as function in do_as_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 through 1.9, when the PKINIT feature is enabled, allows…

2011-03-15
Medium

CVE-2011-0001

Double free vulnerability in the iscsi_rx_handler function (usr/iscsi/iscsid.c) in the tgt daemon (tgtd) in Linux SCSI target framework (tgt) before 1.0.14, aka scsi-target-utils, allows remote attac…

2011-03-08
Medium

CVE-2011-1313

Double free vulnerability in IBM WebSphere Application Server (WAS) 6.1.0.x before 6.1.0.35 and 7.x before 7.0.0.15 allows remote backend IIOP servers to cause a denial of service (S0C4 ABEND and sto…

2011-02-23
Medium

CVE-2011-1003

Double free vulnerability in the vba_read_project_strings function in vba_extract.c in libclamav in ClamAV before 0.97 might allow remote attackers to execute arbitrary code via crafted Visual Basic…

2011-02-19
High

CVE-2011-0430

Double free vulnerability in the Rx server process in OpenAFS 1.4.14, 1.4.12, 1.4.7, and possibly other versions allows remote attackers to cause a denial of service and execute arbitrary code via un…

2011-01-31
Critical

CVE-2010-4711

Double free vulnerability in the IMAP server component in GroupWise Internet Agent (GWIA) in Novell GroupWise before 8.02HP allows remote attackers to execute arbitrary code via a large parameter in…

2010-12-16
High

CVE-2010-3957

Double free vulnerability in the OpenType Font (OTF) driver in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows…

High

CVE-2010-3941

Double free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold and SP2, and Windo…

High

CVE-2010-3940

Double free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and…

2010-12-07
Medium

CVE-2010-4150

Double free vulnerability in the imap_do_open function in the IMAP extension (ext/imap/php_imap.c) in PHP 5.2 before 5.2.15 and 5.3 before 5.3.4 allows attackers to cause a denial of service (memory…

High

CVE-2010-4494

Double free vulnerability in libxml2 2.7.8 and other versions, as used in Google Chrome before 8.0.552.215 and other products, allows remote attackers to cause a denial of service or possibly have un…

2010-10-19
Critical

CVE-2010-3562

Unspecified vulnerability in the 2D component in Oracle Java SE and Java for Business 6 Update 21, 5.0 Update 25, 1.4.2_27, and 1.3.1_28 allows remote attackers to affect confidentiality, integrity,…

2010-10-14
Medium

CVE-2009-5009

Double free vulnerability in OpenConnect before 1.40 might allow remote AnyConnect SSL VPN servers to cause a denial of service (application crash) or possibly have unspecified other impact via a cra…

2010-10-13
Critical

CVE-2010-3217

Double free vulnerability in Microsoft Word 2002 SP3 allows remote attackers to execute arbitrary code via a Word document with crafted List Format Override (LFO) records, aka "Word Pointer Vulnerabi…

2010-09-21
High

CVE-2010-3080

Double free vulnerability in the snd_seq_oss_open function in sound/core/seq/oss/seq_oss_init.c in the Linux kernel before 2.6.36-rc4 might allow local users to cause a denial of service or possibly…

2010-09-09
Medium

CVE-2010-1781

Double free vulnerability in WebKit in Apple iOS before 4.1 on the iPhone and iPod touch allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors…

2010-08-17
Medium

CVE-2010-2939

Double free vulnerability in the ssl3_get_key_exchange function in the OpenSSL client (ssl/s3_clnt.c) in OpenSSL 1.0.0a, 0.9.8, 0.9.7, and possibly other versions, when using ECDH, allows context-dep…

2010-08-11
High

CVE-2010-1889

Double free vulnerability in the kernel in Microsoft Windows Vista SP1 and SP2, and Windows Server 2008 Gold and SP2, allows local users to gain privileges via a crafted application, related to objec…

2010-06-11
Critical

CVE-2010-1402

Double free vulnerability in WebKit in Apple Safari before 5.0 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1 on Mac OS X 10.4, allows remote attackers to execute arbitrary code or cause a…

2010-04-22
Medium

CVE-2010-1320

Double free vulnerability in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7.x and 1.8.x before 1.8.2 allows remote authenticated users to cause a denial of service…

2010-02-10
High

CVE-2010-0233

Double free vulnerability in the kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allows local users to gain privileges vi…

2009-10-23
Critical

CVE-2009-3616

Multiple use-after-free vulnerabilities in vnc.c in the VNC server in QEMU 0.10.6 and earlier might allow guest OS users to execute arbitrary code on the host OS by establishing a connection from a V…

2009-09-10
Critical

CVE-2008-7200

Double free vulnerability in Deliantra server engine before 2.4 has unknown impact and attack vectors.

2009-08-12
High

CVE-2009-1544

Double free vulnerability in the Workstation service in Microsoft Windows allows remote authenticated users to gain privileges via a crafted RPC message to a Windows XP SP2 or SP3 or Server 2003 SP2…

2009-04-30
Medium

CVE-2009-1415

lib/pk-libgcrypt.c in libgnutls in GnuTLS before 2.6.6 does not properly handle invalid DSA signatures, which allows remote attackers to cause a denial of service (application crash) and possibly hav…

2009-03-05
Critical

CVE-2009-0775

Double free vulnerability in Mozilla Firefox before 3.0.7, Thunderbird before 2.0.0.21, and SeaMonkey before 1.1.15 allows remote attackers to execute arbitrary code via "cloned XUL DOM elements whic…

2009-01-15
Medium

CVE-2008-5907

The png_check_keyword function in pngwutil.c in libpng before 1.0.42, and 1.2.x before 1.2.34, might allow context-dependent attackers to set the value of an arbitrary memory location to zero via vec…

2008-12-10
Critical

CVE-2008-4027

Double free vulnerability in Microsoft Office Word 2000 SP3, 2002 SP3, 2003 SP3, and 2007 Gold and SP1; Outlook 2007 Gold and SP1; Word Viewer 2003 Gold and SP3; Office Compatibility Pack for Word, E…

Critical

CVE-2008-5402

Double free vulnerability in the XML parser in Trillian before 3.1.12.0 allows remote attackers to execute arbitrary code via a crafted XML expression, related to the "IMG SRC ID."

2008-10-15
High

CVE-2008-2251

Double free vulnerability in the kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 allows local users to gain privileges via a crafted…

2008-06-30
Medium

CVE-2008-2943

Double free vulnerability in IBM Tivoli Directory Server (TDS) 6.1.0.0 through 6.1.0.15 allows remote authenticated administrators to cause a denial of service (ABEND) and possibly execute arbitrary…

Medium

CVE-2008-2944

Double free vulnerability in the utrace support in the Linux kernel, probably 2.6.18, in Red Hat Enterprise Linux (RHEL) 5 and Fedora Core 6 (FC6) allows local users to cause a denial of service (oop…

2008-05-29
Medium

CVE-2008-0891

Double free vulnerability in OpenSSL 0.9.8f and 0.9.8g, when the TLS server name extensions are enabled, allows remote attackers to cause a denial of service (crash) via a malformed Client Hello pack…

2008-04-24
Medium

CVE-2008-1927

Double free vulnerability in Perl 5.8.8 allows context-dependent attackers to cause a denial of service (memory corruption and crash) via a crafted regular expression containing UTF8 characters. NOT…

2008-04-08
Critical

CVE-2008-1617

Double free vulnerability in Web TransferCtrl Class 8,2,1,4 (iManFile.cab), as used in WorkSite Web 8.2 before SP1 P2, allows remote attackers to execute arbitrary code via JavaScript that sets the S…

2008-02-21
Critical

CVE-2008-0882

Double free vulnerability in the process_browse_data function in CUPS 1.3.5 allows remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary code via crafted UDP Bro…

2008-02-01
Medium

CVE-2007-6698

The BDB backend for slapd in OpenLDAP before 2.3.36 allows remote authenticated users to cause a denial of service (crash) via a potentially-successful modify operation with the NOOP control set to c…

2008-01-09
Critical

CVE-2007-6532

Double free vulnerability in the Widget Library (libxfcegui4) in Xfce before 4.4.2 might allow remote attackers to execute arbitrary code via unknown vectors related to the "cliend id, program name a…

2007-12-07
Critical

CVE-2007-6279

Multiple double free vulnerabilities in Free Lossless Audio Codec (FLAC) libFLAC before 1.2.1 allow user-assisted remote attackers to execute arbitrary code via malformed (1) Seektable values or (2)…

2007-12-06
Critical

CVE-2007-5769

Double free vulnerability in the getreply function in ftp.c in netkit ftp (netkit-ftp) 0.17 20040614 and later allows remote FTP servers to cause a denial of service (application crash) and possibly…

Medium

CVE-2007-5971

Double free vulnerability in the gss_krb5int_make_seal_token_v3 function in lib/gssapi/krb5/k5sealv3.c in MIT Kerberos 5 (krb5) has unknown impact and attack vectors.

Critical

CVE-2007-5972

Double free vulnerability in the krb5_def_store_mkey function in lib/kdb/kdb_default.c in MIT Kerberos 5 (krb5) 1.5 has unknown impact and remote authenticated attack vectors. NOTE: the free operati…

2007-11-15
Critical

CVE-2007-4689

Double free vulnerability in the Networking component in Apple Mac OS X 10.4 through 10.4.10 allows remote attackers to cause a denial of service (system shutdown) or execute arbitrary code via craft…

Critical

CVE-2007-4690

Double free vulnerability in the NFS component in Apple Mac OS X 10.4 through 10.4.10 allows remote authenticated users to execute arbitrary code via a crafted AUTH_UNIX RPC packet.

2007-10-30
High

CVE-2007-5707

OpenLDAP before 2.3.39 allows remote attackers to cause a denial of service (slapd crash) via an LDAP request with a malformed objectClasses attribute. NOTE: this has been reported as a double free,…

2007-10-29
Medium

CVE-2007-5622

Double free vulnerability in the ftpprchild function in ftppr in 3proxy 0.5 through 0.5.3i allows remote attackers to cause a denial of service (daemon crash) via multiple OPEN commands to the FTP pr…

2007-04-12
Medium

CVE-2007-2010

Double free vulnerability in bftpd before 1.8 allows remote authenticated users to cause a denial of service (daemon crash) via a (1) get or (2) mget command.

2007-04-11
Medium

CVE-2007-1944

The Java Message Service (JMS) in IBM WebSphere Application Server (WAS) before 6.1.0.7 allows attackers to cause a denial of service via unknown vectors involving the "double release [of] a bytebuff…

2007-04-06
Critical

CVE-2007-1216

Double free vulnerability in the GSS-API library (lib/gssapi/krb5/k5unseal.c), as used by the Kerberos administration daemon (kadmind) in MIT krb5 before 1.6.1, when used with the authentication meth…

Medium

CVE-2007-1270

Double free vulnerability in VMware ESX Server 3.0.0 and 3.0.1 allows attackers to cause a denial of service (crash), obtain sensitive information, or possibly execute arbitrary code via unspecified…

2007-03-27
Medium

CVE-2007-1711

Double free vulnerability in the unserializer in PHP 4.4.5 and 4.4.6 allows context-dependent attackers to execute arbitrary code by overwriting variables pointing to (1) the GLOBALS array or (2) the…

2007-03-22
Medium

CVE-2007-1592

net/ipv6/tcp_ipv6.c in Linux kernel 2.6.x up to 2.6.21-rc3 inadvertently copies the ipv6_fl_socklist from a listening TCP socket to child sockets, which allows local users to cause a denial of servic…

2007-03-20
Medium

CVE-2007-1521

Double free vulnerability in PHP before 4.4.7, and 5.x before 5.2.2, allows context-dependent attackers to execute arbitrary code by interrupting the session_regenerate_id function, as demonstrated b…

Medium

CVE-2007-1522

Double free vulnerability in the session extension in PHP 5.2.0 and 5.2.1 allows context-dependent attackers to execute arbitrary code via illegal characters in a session identifier, which is rejecte…

2007-01-16
Critical

CVE-2007-0236

Double free vulnerability in the _ATPsndrsp function in Apple Mac OS X 10.4.8, and possibly other versions, allows remote attackers to cause a denial of service (kernel panic) and possibly execute ar…

2007-01-03
High

CVE-2007-0046

Double free vulnerability in the Adobe Acrobat Reader Plugin before 8.0.0, as used in Mozilla Firefox 1.5.0.7, allows remote attackers to execute arbitrary code by causing an error via a javascript:…

2006-12-22
Medium

CVE-2006-6696

Double free vulnerability in Microsoft Windows 2000, XP, 2003, and Vista allows local users to gain privileges by calling the MessageBox function with a MB_SERVICE_NOTIFICATION message with crafted d…

2006-11-03
Medium

CVE-2006-5701

Double free vulnerability in squashfs module in the Linux kernel 2.6.x, as used in Fedora Core 5 and possibly other distributions, allows local users to cause a denial of service by mounting a crafte…

2006-06-02
High

CVE-2006-2788

Double free vulnerability in the getRawDER function for nsIX509Cert in Firefox allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via certain Javascript c…

Medium

CVE-2006-2781

Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey before 1.0.2 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary co…

2006-04-25
Medium

CVE-2006-2026

Double free vulnerability in tif_jpeg.c in libtiff before 3.8.1 allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted TIFF image th…

2006-02-16
Medium

CVE-2006-0730

Multiple unspecified vulnerabilities in Dovecot before 1.0beta3 allow remote attackers to cause a denial of service (application crash or hang) via unspecified vectors involving (1) "potential hangs"…

2006-02-15
High

CVE-2006-0710

Double free vulnerability in isode.eddy in Isode M-Vault Server 11.3 allows remote attackers to execute arbitrary code via a crafted LDAP request, as demonstrated by ProtoVer Sample LDAP.

2006-02-13
High

CVE-2006-0056

Double free vulnerability in the authentication and authentication token alteration code in PAM-MySQL 0.6.x before 0.6.2 and 0.7.x before 0.7pre3 allows remote attackers to cause a denial of service…

2005-11-22
High

CVE-2005-3760

Double free vulnerability in the BBOORB module in IBM WebSphere Application Server for z/OS 5.0 allows attackers to cause a denial of service (ABEND).

2005-07-18
Critical

CVE-2005-1689

Double free vulnerability in the krb5_recvauth function in MIT Kerberos 5 (krb5) 1.4.1 and earlier allows remote attackers to execute arbitrary code via certain error conditions.

2005-05-05
High

CVE-2005-1462

Double free vulnerability in the ICEP dissector in Ethereal before 0.10.11 may allow remote attackers to execute arbitrary code.

2005-05-02
High

CVE-2005-0891

Double free vulnerability in gtk 2 (gtk2) before 2.2.4 allows remote attackers to cause a denial of service (crash) via a crafted BMP image.

2004-10-20
Critical

CVE-2004-0772

Double free vulnerabilities in error handling code in krb524d for MIT Kerberos 5 (krb5) 1.2.8 and earlier may allow remote attackers to execute arbitrary code.

2004-09-28
High

CVE-2004-0642

Double free vulnerabilities in the error handling code for ASN.1 decoders in the (1) Key Distribution Center (KDC) library and (2) client library for MIT Kerberos 5 (krb5) 1.3.4 and earlier may allow…

Medium

CVE-2004-0643

Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and earlier may allow local users to execute arbitrary code.

2004-08-06
Critical

CVE-2004-0416

Double free vulnerability for the error_prog_name string in CVS 1.12.x through 1.12.8, and 1.11.x through 1.11.16, may allow remote attackers to execute arbitrary code.

2004-07-27
High

CVE-2003-1048

Double free vulnerability in mshtml.dll for certain versions of Internet Explorer 6.x allows remote attackers to cause a denial of service (application crash) via a malformed GIF image.

2004-06-01
High

CVE-2004-0123

Double free vulnerability in the ASN.1 library as used in Windows NT 4.0, Windows 2000, Windows XP, and Windows Server 2003, allows remote attackers to cause a denial of service and possibly execute…

2004-05-04
Critical

CVE-2004-0368

Double free vulnerability in dtlogin in CDE on Solaris, HP-UX, and other operating systems allows remote attackers to execute arbitrary code via a crafted XDMCP packet.

2003-11-17
Critical

CVE-2003-0545

Double free vulnerability in OpenSSL 0.9.7 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via an SSL client certificate with a certain invalid ASN.1…

2002-03-15
Critical

CVE-2002-0059

The decompression algorithm in zlib 1.1.3 and earlier, as used in many different utilities and packages, causes inflateEnd to release certain memory more than once (a "double free"), which may allow…