CVE-2021-47104
CVSS 3.1 Score 5.5 of 10 (medium)
Details
Published Mar 4, 2024
Updated: Jan 7, 2025
CWE ID 401
Summary
CVE-2021-47104 is a memory leak vulnerability in the Linux kernel's IB/qib subsystem. The issue arose due to the incorrect use of a goto label in the function qib_user_sdma_queue_pkts(), leading to a failure to clean up packet allocations in the error case. This oversight, identified as Coverity ID 1493352, could potentially result in a denial-of-service attack or other unintended consequences. The vulnerability has been addressed in recent kernel updates.
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Affected Products
- Linux Kernel
Affected Vendors
- LINUX