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CWE-843

904 CVEs • Abstraction: Base

Access of Resource Using Incompatible Type ('Type Confusion')

The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

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CVEs (904)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
6Debian
FedoraprojectGoogle+3 more
8Backports Sle
ChromeDebian Linux+5 more
Jun 17, 2026
Feb 11, 2020
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
Type confusion in JavaScript in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
2Kde
Redhat
5Enterprise Linux
Enterprise Linux DesktopEnterprise Linux Server Eus+2 more
Nov 21, 2024
Feb 8, 2020
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
The CSS parser (khtml/css/cssparser.cpp) in Konqueror in KDE 4.7.3 allows remote attackers to cause a denial of service (crash) and possibly read memory via a crafted font face source, related to "type confusion."
1Adobe
2Acrobat Dc
Acrobat Reader Dc
Jun 17, 2026
Jan 28, 2020
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
Adobe Acrobat and Reader versions 2019.010.20064 and earlier, 2019.010.20064 and earlier, 2017.011.30110 and earlier version, and 2015.006.30461 and earlier have a type confusion vulnerability. Successful exploitation co...Show more
Adobe Acrobat and Reader versions 2019.010.20064 and earlier, 2019.010.20064 and earlier, 2017.011.30110 and earlier version, and 2015.006.30461 and earlier have a type confusion vulnerability. Successful exploitation could lead to arbitrary code execution.Show less
1Rockwellautomation
1Arena
Jun 17, 2026
Jan 27, 2020
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
A maliciously crafted program file opened by an unsuspecting user of Rockwell Automation Arena Simulation Software version 16.00.00 and earlier may result in the limited exposure of information related to the targeted wo...Show more
A maliciously crafted program file opened by an unsuspecting user of Rockwell Automation Arena Simulation Software version 16.00.00 and earlier may result in the limited exposure of information related to the targeted workstation. Rockwell Automation has released version 16.00.01 of Arena Simulation Software to address the reported vulnerabilities.Show less
1Amd
1Atidxx64
Jun 17, 2026
Jan 25, 2020
N/A· v4
9.0 CRITICAL· v3
6.8 MEDIUM· v2
An exploitable type confusion vulnerability exists in AMD ATIDXX64.DLL driver, versions 26.20.13031.10003, 26.20.13031.15006 and 26.20.13031.18002. A specially crafted pixel shader can cause a type confusion issue, leadi...Show more
An exploitable type confusion vulnerability exists in AMD ATIDXX64.DLL driver, versions 26.20.13031.10003, 26.20.13031.15006 and 26.20.13031.18002. A specially crafted pixel shader can cause a type confusion issue, leading to potential code execution. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability can be triggered from VMware guest, affecting VMware host.Show less
4Canonical
DebianMozilla+1 more
9Debian Linux
Enterprise Linux DesktopEnterprise Linux Server+6 more
Jun 17, 2026
Jan 8, 2020
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
Due to a missing case handling object types, a type confusion vulnerability could occur, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affec...Show more
Due to a missing case handling object types, a type confusion vulnerability could occur, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.Show less
1Apple
7Icloud
Iphone OsItunes+4 more
Jun 17, 2026
Dec 18, 2019
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, Safari 12.1.1, iTunes for Windows 12.9.5, iCloud for Windows 7.12. Process...Show more
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, Safari 12.1.1, iTunes for Windows 12.9.5, iCloud for Windows 7.12. Processing maliciously crafted web content may lead to arbitrary code execution.Show less
1Apple
4Iphone Os
Mac Os XTvos+1 more
Jun 17, 2026
Dec 18, 2019
N/A· v4
7.1 HIGH· v3
8.8 HIGH· v2
A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. An application may be able to cause unexpected system termination or wr...Show more
A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. An application may be able to cause unexpected system termination or write kernel memory.Show less
2Apple
Redhat
9Enterprise Linux Desktop
Enterprise Linux ServerEnterprise Linux Workstation+6 more
Jun 17, 2026
Dec 18, 2019
N/A· v4
8.8 HIGH· v3
9.3 HIGH· v2
A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted...Show more
A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.Show less
2Debian
Xmlsoft
2Debian Linux
Libxslt
Jun 17, 2026
Dec 11, 2019
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
Type confusion in xsltNumberFormatGetMultipleLevel prior to libxslt 1.1.33 could allow attackers to potentially exploit heap corruption via crafted XML data.
6Debian
FedoraprojectGoogle+3 more
8Backports Sle
ChromeDebian Linux+5 more
Jun 17, 2026
Dec 10, 2019
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
Type confusion in JavaScript in Google Chrome prior to 79.0.3945.79 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
6Debian
FedoraprojectGoogle+3 more
9Backports
ChromeDebian Linux+6 more
Jun 17, 2026
Dec 10, 2019
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
Type confusion in JavaScript in Google Chrome prior to 79.0.3945.79 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
2Luajit
Moonjit Project
2Luajit
Moonjit
Jun 17, 2026
Nov 29, 2019
N/A· v4
9.1 CRITICAL· v3
6.4 MEDIUM· v2
In LuaJIT through 2.0.5, as used in Moonjit before 2.1.2 and other products, debug.getinfo has a type confusion issue that leads to arbitrary memory write or read operations, because certain cases involving valid stack l...Show more
In LuaJIT through 2.0.5, as used in Moonjit before 2.1.2 and other products, debug.getinfo has a type confusion issue that leads to arbitrary memory write or read operations, because certain cases involving valid stack levels and > options are mishandled. NOTE: The LuaJIT project owner states that the debug libary is unsafe by definition and that this is not a vulnerability. When LuaJIT was originally developed, the expectation was that the entire debug library had no security guarantees and thus it made no sense to assign CVEs. However, not all users of later LuaJIT derivatives share this perspectiveShow less
1Adobe
2Acrobat Dc
Acrobat Reader Dc
Jun 17, 2026
Oct 17, 2019
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have a type confusion vulnerability. Succ...Show more
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have a type confusion vulnerability. Successful exploitation could lead to arbitrary code execution .Show less
1Adobe
2Acrobat Dc
Acrobat Reader Dc
Jun 17, 2026
Oct 17, 2019
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have a type confusion vulnerability. Succ...Show more
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have a type confusion vulnerability. Successful exploitation could lead to arbitrary code execution .Show less
1Adobe
2Acrobat Dc
Acrobat Reader Dc
Jun 17, 2026
Oct 17, 2019
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have a type confusion vulnerability. Succ...Show more
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have a type confusion vulnerability. Successful exploitation could lead to arbitrary code execution .Show less
1Adobe
2Acrobat Dc
Acrobat Reader Dc
Jun 17, 2026
Oct 17, 2019
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have a type confusion vulnerability. Succ...Show more
Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have a type confusion vulnerability. Successful exploitation could lead to arbitrary code execution .Show less
2Debian
Wordpress
2Debian Linux
Wordpress
Jun 17, 2026
Oct 17, 2019
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
WordPress before 5.2.4 does not properly consider type confusion during validation of the referer in the admin pages, possibly leading to CSRF.
1Gonitro
1Nitropdf
Jun 17, 2026
Oct 9, 2019
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
An exploitable Use After Free vulnerability exists in the CharProcs parsing functionality of NitroPDF. A specially crafted PDF can cause a type confusion, resulting in a Use After Free. An attacker can craft a malicious...Show more
An exploitable Use After Free vulnerability exists in the CharProcs parsing functionality of NitroPDF. A specially crafted PDF can cause a type confusion, resulting in a Use After Free. An attacker can craft a malicious PDF to trigger this vulnerability.Show less
1Foxitsoftware
1Reader
Jun 17, 2026
Oct 3, 2019
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 9.5.0.20723. User interaction is required to exploit this vulnerability in that the target must visit a malic...Show more
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 9.5.0.20723. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the processing of JPG files. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-8742.Show less