{"id":"CVE-2023-52888","revision":"28b280acacc84f458b10de06311d9092","records":[{"revision":"28b280acacc84f458b10de06311d9092","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2023-52888","aliases":[],"title":"media: mediatek: vcodec: Only free buffer VA that is not NULL","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: mediatek: vcodec: Only free buffer VA that is not NULL\n\nIn the MediaTek vcodec driver, while mtk_vcodec_mem_free() is mostly\ncalled only when the buffer to free exists, there are some instances\nthat didn't do the check and triggered warnings in practice.\n\nWe believe those checks were forgotten unintentionally. Add the checks\nback to fix the warnings.","state":0,"publishedAt":"2024-07-30T07:45:54.812+00:00","modifiedAt":"2026-05-11T19:34:58.177+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_av1_req_lat_if.c\",\n                        \"drivers/media/platform/mediatek/vcodec/encoder/venc/venc_h264_if.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"590577a4e5257ac3ed72999a94666ad6ba8f24bc\",\n                            \"lessThan\": \"5c217253c76c94f76d1df31d0bbdcb88dc07be91\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"590577a4e5257ac3ed72999a94666ad6ba8f24bc\",\n                            \"lessThan\": \"303d01082edaf817ee2df53a40dca9da637a2c04\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"590577a4e5257ac3ed72999a94666ad6ba8f24bc\",\n                            \"lessThan\": \"eb005c801ec70ff4307727bd3bd6e8280169ef32\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_av1_req_lat_if.c\",\n                        \"drivers/media/platform/mediatek/vcodec/encoder/venc/venc_h264_if.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.10\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.10\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.39\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.9.9\",\n                            \"lessThanOrEqual\": \"6.9.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.10\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/5c217253c76c94f76d1df31d0bbdcb88dc07be91","https://git.kernel.org/stable/c/303d01082edaf817ee2df53a40dca9da637a2c04","https://git.kernel.org/stable/c/eb005c801ec70ff4307727bd3bd6e8280169ef32"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-52888","license":"CVE Program Terms of Use","key":"cve-program:CVE-2023-52888","identifiers":["CVE-2023-52888"]},"retained":false,"historicalAffected":[]}],"coverage":[]}