CWE-771— Missing Reference to Active Allocated Resource
The product does not properly maintain a reference to a resource that has been allocated, which prevents the resource from being reclaimed.— MITRE CWE catalog
6 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-771page 1 of 1
- CVE-2021-34720HIGHCVSS 8.6EG 8.62021-09-09
A vulnerability in the IP Service Level Agreements (IP SLA) responder and Two-Way Active Measurement Protocol (TWAMP) features of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause device packet memory to become…
- CVE-2023-20244HIGHCVSS 8.6EG 8.62023-11-01
A vulnerability in the internal packet processing of Cisco Firepower Threat Defense (FTD) Software for Cisco Firepower 2100 Series Firewalls could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an…
- CVE-2024-56343MEDIUMCVSS 4.3EG 4.32025-06-06
IBM Verify Identity Access Digital Credentials 24.06 could allow an authenticated user to crash the service with a specially crafted POST request.
- CVE-2025-21090MEDIUMCVSS 6.5EG 6.52025-08-12
Missing reference to active allocated resource for some Intel(R) Xeon(R) processors may allow an authenticated user to potentially enable denial of service via local access.
- CVE-2026-20004HIGHCVSS 7.4EG 7.42026-03-25
A vulnerability in the TLS library of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to exhaust the available memory of an affected device. This vulnerability is due to improper management of memory resources du…
- CVE-2026-3039HIGHCVSS 7.5EG 7.52026-05-20
BIND servers that are configured to use TKEY-based authentication via GSS-API tokens are vulnerable to excessive memory consumption when receiving and processing maliciously-constructed packets. Typically these servers will be found in Ac…
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