CVE-2021-47655

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")

The following products are affected by CVE-2021-47655 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2021-47655.

URL	Resource
https://git.kernel.org/stable/c/55bccafc246b2e64763a155ec454470c07a54a6e
https://git.kernel.org/stable/c/5cedfe8aaf1875a5305897107b7f298db4260019
https://git.kernel.org/stable/c/5f89d05ba93df9c2cdfe493843f93288e55e99eb
https://git.kernel.org/stable/c/8403fdd775858a7bf04868d43daea0acbe49ddfc
https://lore.kernel.org/linux-cve-announce/2025022650-CVE-2021-47655-0491@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2021-47655
https://www.cve.org/CVERecord?id=CVE-2021-47655