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CVE-2021-44447

A vulnerability has been identified in JT Utilities (All versions < V13.0.3.0), JTTK (All versions < V11.0.3.0). JTTK library in affected products contains a use-after-free vulnerability that could be triggered while parsing specially crafted JT files. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-14911)

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
CVE-2021-44433

A vulnerability has been identified in JT Utilities (All versions < V13.1.1.0), JTTK (All versions < V11.1.1.0). JTTK library in affected products contains a use after free vulnerability that could be triggered while parsing specially crafted JT files. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-14900)

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
CVE-2021-44047

A use-after-free vulnerability exists when reading a DWF/DWFX file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists with parsing DWF/DWFX files. Crafted data in a DWF/DWFX file and lack of proper validation of input data can trigger a write operation past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
Products
CVE-2021-44014

A vulnerability has been identified in JT Open (All versions < V11.1.1.0), JT Utilities (All versions < V13.1.1.0), Solid Edge (All versions < V2023). The Jt1001.dll contains a use-after-free vulnerability that could be triggered while parsing specially crafted JT files. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-15057, ZDI-CAN-19081)

CVSS 3.1 · 7.8 High EPSS 1.6% KEV · Not listed
Vendors
Products
CVE-2021-43790

Use After Free in lucet

Lucet is a native WebAssembly compiler and runtime. There is a bug in the main branch of `lucet-runtime` affecting all versions published to crates.io that allows a use-after-free in an Instance object that could result in memory corruption, data race, or other related issues. This bug was introduced early in the development of Lucet and is present in all releases. As a result of this bug, and dependent on the memory backing for the Instance objects, it is possible to trigger a use-after-free when the Instance is dropped. Users should upgrade to the main branch of the Lucet repository. Lucet no longer provides versioned releases on crates.io. There is no way to remediate this vulnerability without upgrading.

CVSS 3.1 · 8.5 High EPSS 1.6% KEV · Not listed
Products
CVE-2021-43582

A Use-After-Free Remote Vulnerability exists when reading a DWG file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DWG files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.

CVSS 3.1 · 7.8 High EPSS 1.4% KEV · Not listed
Vendors
Products
CVE-2021-43539

Mozilla: GC rooting failure when calling wasm instance methods

Failure to correctly record the location of live pointers across wasm instance calls resulted in a GC occurring within the call not tracing those live pointers. This could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

CVSS 3.1 · 8.8 High EPSS 1.7% KEV · Not listed
Products
CVE-2021-43535

Mozilla: Use-after-free in HTTP2 Session object

A use-after-free could have occured when an HTTP2 session object was released on a different thread, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 93, Thunderbird < 91.3, and Firefox ESR < 91.3.

CVSS 3.1 · 8.8 High EPSS 1.1% KEV · Not listed
Products
CVE-2021-43412

An issue was discovered in GNU Hurd before 0.9 20210404-9. libports accepts fake notification messages from any client on any port, which can lead to port use-after-free. This can be exploited for local privilege escalation to get full root access.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
Gnu
Products
CVE-2021-43275

A Use After Free vulnerability exists in the DGN file reading procedure in Open Design Alliance Drawings SDK before 2022.8. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
CVE-2021-43274

A Use After Free Vulnerability exists in the Open Design Alliance Drawings SDK before 2022.11. The specific flaw exists within the parsing of DWF files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
CVE-2021-43268

An issue was discovered in VxWorks 6.9 through 7. In the IKE component, a specifically crafted packet may lead to reading beyond the end of a buffer, or a double free.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Vendors
Products
CVE-2021-43057

kernel: use-after-free in the SELinux handler for PTRACE_TRACEME

An issue was discovered in the Linux kernel before 5.14.8. A use-after-free in selinux_ptrace_traceme (aka the SELinux handler for PTRACE_TRACEME) could be used by local attackers to cause memory corruption and escalate privileges, aka CID-a3727a8bac0a. This occurs because of an attempt to access the subjective credentials of another task.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
Products
CVE-2021-42721

Adobe Bridge Use After Free could lead to Arbitrary code execution

Acrobat Bridge versions 11.1.1 and earlier are affected by a use-after-free vulnerability in the processing of Format event actions that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS 3.1 · 7.8 High EPSS 3.7% KEV · Not listed
Vendors
CVE-2021-42706

AzeoTech DAQFactory

This vulnerability could allow an attacker to disclose information and execute arbitrary code on affected installations of WebAccess/MHI Designer

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
CVE-2021-42614

A use after free in info_width_internal in bk_info.c in Halibut 1.2 allows an attacker to cause a segmentation fault or possibly have unspecified other impact via a crafted text document.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Products
CVE-2021-42613

A double free in cleanup_index in index.c in Halibut 1.2 allows an attacker to cause a denial of service or possibly have other unspecified impact via a crafted text document.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Products
CVE-2021-42612

A use after free in cleanup_index in index.c in Halibut 1.2 allows an attacker to cause a segmentation fault or possibly have other unspecified impact via a crafted text document.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Products
CVE-2021-42203

An issue was discovered in swftools through 20201222. A heap-use-after-free exists in the function swf_FontExtract_DefineTextCallback() located in swftext.c. It allows an attacker to cause code execution.

CVSS 3.1 · 7.8 High EPSS 1.3% KEV · Not listed
Vendors
Products
CVE-2021-42074

An issue was discovered in Barrier before 2.3.4. An unauthenticated attacker can cause a segmentation fault in the barriers component (aka the server-side implementation of Barrier) by quickly opening and closing TCP connections while sending a Hello message for each TCP session.

CVSS 3.1 · 7.5 High EPSS 1.8% KEV · Not listed
Vendors
Products