CVE-2021-47655

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 products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

References

• https://git.kernel.org/stable/c/5cedfe8aaf1875a5305897107b7f298db4260019 ↗
• https://git.kernel.org/stable/c/55bccafc246b2e64763a155ec454470c07a54a6e ↗
• https://git.kernel.org/stable/c/5f89d05ba93df9c2cdfe493843f93288e55e99eb ↗
• https://git.kernel.org/stable/c/8403fdd775858a7bf04868d43daea0acbe49ddfc ↗