CWE-825 34 CVEs MITRE definition ↗

CWE-825: Expired Pointer Dereference

Overview

CWE-825 (Expired Pointer Dereference) documents a weakness type used across vulnerability databases and security assessments. Use the sections below for definition, context, and mapped CVEs.

Security impact
Security impact: Depends on product and context; use CVE records, severity scores, and MITRE guidance to prioritize.

Description

The product dereferences a pointer that contains a location for memory that was previously valid, but is no longer valid.

Applicable platforms

Kind Name Class Prevalence OS / CPE
language Memory-Unsafe Undetermined
language C Undetermined
language C++ Undetermined

Related CVEs in this database

These CVEs are mapped to this weakness in this database and kept for traceability and search.

CVE Published Summary
CVE-2026-8854 2026-05-26 IBM HTTP Server 8.5, and 9.0 is vulnerable to denial of service via the optional module mod_mem_cache.
CVE-2026-7111 2026-04-29 Text::CSV_XS versions before 1.62 for Perl have a use-after-free when registered callbacks extend the Perl argument stack, which may enable type confusion or memory corruption. The Parse, print, getl…
CVE-2026-34001 2026-04-23 A flaw was found in the X.Org X server. This use-after-free vulnerability occurs in the XSYNC fence triggering logic, specifically within the miSyncTriggerFence() function. An attacker with access to …
CVE-2026-35094 2026-04-01 A flaw was found in libinput. An attacker capable of deploying a Lua plugin file in specific system directories can exploit a dangling pointer vulnerability. This occurs when a garbage collection clea…
CVE-2026-5165 2026-03-30 A flaw was found in virtio-win, specifically within the VirtIO Block (BLK) device. When the device undergoes a reset, it fails to properly manage memory, resulting in a use-after-free vulnerability. T…
CVE-2026-2436 2026-03-26 A flaw was found in libsoup's SoupServer. A remote attacker could exploit a use-after-free vulnerability where the `soup_server_disconnect()` function frees connection objects prematurely, even if a T…
CVE-2026-32873 2026-03-20 ewe is a Gleam web server. Versions 0.8.0 through 3.0.4 contain a bug in the handle_trailers function where rejected trailer headers (forbidden or undeclared) cause an infinite loop. When handle_trail…
CVE-2026-30978 2026-03-10 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 an…
CVE-2025-12119 2025-11-18 A mongoc_bulk_operation_t may read invalid memory if large options are passed.
CVE-2025-61664 2025-11-18 A vulnerability in the GRUB2 bootloader has been identified in the normal module. This flaw, a memory Use After Free issue, occurs because the normal_exit command is not properly unregistered when its…
CVE-2025-61663 2025-11-18 A vulnerability has been identified in the GRUB2 bootloader's normal command that poses an immediate Denial of Service (DoS) risk. This flaw is a Use-after-Free issue, caused because the normal comman…
CVE-2025-54771 2025-11-18 A use-after-free vulnerability has been identified in the GNU GRUB (Grand Unified Bootloader). The flaw occurs because the file-closing process incorrectly retains a memory pointer, leaving an invalid…
CVE-2025-54770 2025-11-18 A vulnerability has been identified in the GRUB2 bootloader's network module that poses an immediate Denial of Service (DoS) risk. This flaw is a Use-after-Free issue, caused because the net_set_vlan …
CVE-2025-10911 2025-09-25 A use-after-free vulnerability was found in libxslt while parsing xsl nodes that may lead to the dereference of expired pointers and application crash.
CVE-2025-49795 2025-06-16 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 serv…
CVE-2025-49794 2025-06-16 A use-after-free vulnerability was found in libxml2. This issue occurs when parsing XPath elements under certain circumstances when the XML schematron has the <sch:name path="..."/> schema elements. T…
CVE-2025-30653 2025-04-09 An Expired Pointer Dereference vulnerability in Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause Denial of Service …
CVE-2024-45105 2024-09-13 An internal product security audit discovered a UEFI SMM (System Management Mode) callout vulnerability in some ThinkSystem servers that could allow a local attacker with elevated privileges to execut…
CVE-2024-8250 2024-08-29 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
CVE-2024-39792 2024-08-14 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 Technic…

Content submission

Name
CWE Content Team
Organization
MITRE
Date
2010-09-22
Version
1.10

Content modifications

Date Name Version Importance Comment
2011-06-27 CWE Content Team 2.0 updated Demonstrative_Examples, Potential_Mitigations, Relationships
2012-05-11 CWE Content Team 2.2 updated Demonstrative_Examples, Relationships
2013-02-21 CWE Content Team 2.4 updated Alternate_Terms
2020-02-24 CWE Content Team 4.0 updated Relationships
2020-08-20 CWE Content Team 4.2 updated Relationships
2020-12-10 CWE Content Team 4.3 updated Relationships
2021-03-15 CWE Content Team 4.4 updated Observed_Examples
2022-04-28 CWE Content Team 4.7 updated Research_Gaps
2023-01-31 CWE Content Team 4.10 updated Common_Consequences, Description
2023-04-27 CWE Content Team 4.11 updated Relationships
2023-06-29 CWE Content Team 4.12 updated Mapping_Notes
2025-04-03 CWE Content Team 4.17 updated Applicable_Platforms
2025-09-09 CWE Content Team 4.18 updated Affected_Resources, Functional_Areas
2025-12-11 CWE Content Team 4.19 updated Applicable_Platforms, Detection_Factors, Observed_Examples, References, Time_of_Introduction, Weakness_Ordinalities
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