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CVE-2021-47655

MEDIUM CVSS: 5.5 Published: 2025-02-26 Modified: 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: media: venus: vdec: fixed possible memory leak issue The venus_helper_alloc_dpb_bufs() implementation allows an early return on an error path when checking the id from ida_alloc_min() which would not release the earlier buffer allocation. Move the direct kfree() from the error checking of dma_alloc_attrs() to the common fail path to ensure that allocations are released on all error paths in this function. Addresses-Coverity: 1494120 ("Resource leak")

Affected Platforms

Linux Linux Kernel

Weakness Type

CWE-401, CWE-401

References