About “Heap Overflow”

A curated feed of “Heap Overflow”-related CVEs appears below. We currently track 493 CVEs for this tag (all time). In the last 365 days, 40 were published. Average CVSS is 8.0 (all time; 7.2 over 365d), and 82% are rated High/Critical (all time). Top CWEs (last 365 days): CWE-122 - Heap-based Buffer Overflow, CWE-190 - Integer Overflow or Wraparound, CWE-787 - Out-of-bounds Write.

In our taxonomy this topic maps to a HIGH impact class. Common exploitation patterns for this weakness can lead to high. 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
2007-05-02
High

CVE-2007-1320

Multiple heap-based buffer overflows in the cirrus_invalidate_region function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and possibly other products, might allow local users to execute…

2007-04-06
High

CVE-2007-1351

Integer overflow in the bdfReadCharacters function in bdfread.c in (1) X.Org libXfont before 20070403 and (2) freetype 2.3.2 and earlier allows remote authenticated users to execute arbitrary code vi…

Low

CVE-2007-1352

Integer overflow in the FontFileInitTable function in X.Org libXfont before 20070403 allows remote authenticated users to execute arbitrary code via a long first line in the fonts.dir file, which res…

Medium

CVE-2007-1880

Integer overflow in the _NtSetValueKey function in klif.sys in Kaspersky Anti-Virus, Anti-Virus for Workstations, Anti-Virus for File Server 6.0, and Internet Security 6.0 before Maintenance Pack 2 b…

2007-03-30
High

CVE-2007-1777

Integer overflow in the zip_read_entry function in PHP 4 before 4.4.5 allows remote attackers to execute arbitrary code via a ZIP archive that contains an entry with a length value of 0xffffffff, whi…

2006-12-27
Critical

CVE-2006-6424

Multiple buffer overflows in Novell NetMail before 3.52e FTF2 allow remote attackers to execute arbitrary code (1) by appending literals to certain IMAP verbs when specifying command continuation req…

2006-11-21
Critical

CVE-2006-6024

Multiple buffer overflows in Eudora Worldmail, possibly Worldmail 3 version 6.1.22.0, have unknown impact and attack vectors, as demonstrated by the (1) "Eudora WorldMail stack overflow" and (2) "Eud…

2002-06-18
High

CVE-2002-0600

Heap overflow in the KTH Kerberos 4 FTP client 4-1.1.1 allows remote malicious servers to execute arbitrary code on the client via a long response to a passive (PASV) mode request.

2001-10-30
High

CVE-2001-0652

Heap overflow in xlock in Solaris 2.6 through 8 allows local users to gain root privileges via a long (1) XFILESEARCHPATH or (2) XUSERFILESEARCHPATH environmental variable.

2001-06-18
Critical

CVE-2001-0249

Heap overflow in FTP daemon in Solaris 8 allows remote attackers to execute arbitrary commands by creating a long pathname and calling the LIST command, which uses glob to generate long strings.

2000-12-19
High

CVE-2000-0949

Heap overflow in savestr function in LBNL traceroute 1.4a5 and earlier allows a local user to execute arbitrary commands via the -g option.

2000-12-11
High

CVE-2000-1020

Heap overflow in Worldclient in Mdaemon 3.1.1 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long URL.

High

CVE-2000-1021

Heap overflow in WebConfig in Mdaemon 3.1.1 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long URL.