{"cve":"CVE-2022-49746","nvd":{"published":"2025-03-27T17:15:39.343","modified":"2026-06-17T05:19:01.707","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: imx-sdma: Fix a possible memory leak in sdma_transfer_init\n\nIf the function sdma_load_context() fails, the sdma_desc will be\nfreed, but the allocated desc->bd is forgot to be freed.\n\nWe already met the sdma_load_context() failure case and the log as\nbelow:\n[ 450.699064] imx-sdma 30bd0000.dma-controller: Timeout waiting for CH0 ready\n...\n\nIn this case, the desc->bd will not be freed without this change.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-401"],"references":["https://git.kernel.org/stable/c/1417f59ac0b02130ee56c0c50794b9b257be3d17","https://git.kernel.org/stable/c/43acd767bd90c5d4172ce7fee5d9007a9a08dea9","https://git.kernel.org/stable/c/80ee99e52936b2c04cc37b17a14b2ae2f9d282ac","https://git.kernel.org/stable/c/bd0050b7ffa87c7b260d563646af612f4112a778","https://git.kernel.org/stable/c/ce4745a6b8016fae74c95dcd457d4ceef7d98af1"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:00:28.034033815+00:00"},"epss":{"cve":"CVE-2022-49746","score":0.00195,"percentile":0.09188,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}