Weakness (CWE)
CWE-825: Expired Pointer Dereference
The product dereferences a pointer that contains a location for memory that was previously valid, but is no longer valid.
How to prevent it (2 mitigations)
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Architecture and Design
Choose a language that provides automatic memory management.
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Implementation
When freeing pointers, be sure to set them to NULL once they are freed. However, the utilization of multiple or complex data structures may lower the usefulness of this strategy.
Source: MITRE CWE-825
48 results · Clear filters · Feed
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High 7.8
Heap-use-after-free in CIccCmm::AddXform()
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to 2.3.1.5, there is a heap-use-after-free in CIccCmm::AddXform() causing invalid vptr dereference and crash. This vulnerability is fixed in 2.3.1.5.
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High 8.7
FreeRDP has a Heap-use-after-free in cam_v4l_stream_capture_thread
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, A capture thread sends sample responses using a freed channel callback after a device channel close, leading to a use after free in ecam_channel_write. This vulnerability is fix…
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High 7.8
net/sched: Enforce that teql can only be used as root qdisc
In the Linux kernel, the following vulnerability has been resolved: net/sched: Enforce that teql can only be used as root qdisc Design intent of teql is that it is only supposed to be used as root qdisc. We need to check for that constraint. Although not impo…
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High 7.5
Libxml: null pointer dereference leads to denial of service (dos)
A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service.
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High 7.8
Expired Pointer Dereference in Wireshark
NTLMSSP dissector crash in Wireshark 4.2.0 to 4.0.6 and 4.0.0 to 4.0.16 allows denial of service via packet injection or crafted capture file
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High 7.5
NGINX Plus MQTT vulnerability
When the NGINX Plus is configured to use the MQTT pre-read module, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
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High 8.8
Azure RTOS NetX Duo Remote Code Execution Vulnerability
Azure RTOS NetX Duo is a TCP/IP network stack designed specifically for deeply embedded real-time and IoT applications. An attacker can cause remote code execution due to memory overflow vulnerabilities in Azure RTOS NETX Duo. The affected components include …
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High 7.5
A vulnerability in the AutoIt module of ClamAV could allow an unauthenticated, remote attacker to cause a denial of ser…