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android13-5.4-lahaina","web_links":[{"name":"GitHub","tooltip":"Open in GitWeb","url":"https://github.com/LineageOS/android_kernel_qcom_sm8350/commit/c0d386ea0a73b8b722867f666e543252379fb55a"}]}],"author":{"name":"Santosh Sakore","email":"quic_ssakore@quicinc.com","date":"2023-09-15 07:03:04.000000000","tz":330},"committer":{"name":"Michael Bestas","email":"mkbestas@lineageos.org","date":"2024-01-04 10:29:56.000000000","tz":120},"subject":"msm: adsprpc : Fix use after free in fastrpc_internal_mem_unmap","message":"msm: adsprpc : Fix use after free in fastrpc_internal_mem_unmap\n\nThread 1 can make a to call fastrpc_mmap_create under internal mem map\nand release fl-\u003emap_mutex. Thread 2 can make call to internal mem unmap,\nacquire fl-\u003emap_mutex and get same map though fastrpc_mmap_remove.\nThread 1 fail in fastrpc_mem_map_to_dsp jumps to bail and do map free.\nThread 2 still holds same map which can lead use after free. Serialize\nfastrpc internal mem map and unmap.\n\nChange-Id: I54a3602914b43fc67635c0de193bd21aa13daaa3\nSigned-off-by: Santosh Sakore \u003cquic_ssakore@quicinc.com\u003e\n","web_links":[{"name":"GitHub","tooltip":"Open in GitWeb","url":"https://github.com/LineageOS/android_kernel_qcom_sm8350/commit/8446d5189020875da7d22da76d81cdd0a7bd41a0"}],"resolve_conflicts_web_links":[{"name":"GitHub","tooltip":"Open in GitWeb","url":"https://github.com/LineageOS/android_kernel_qcom_sm8350/commit/8446d5189020875da7d22da76d81cdd0a7bd41a0"}]},"branch":"refs/heads/lineage-20"}},"requirements":[],"submit_records":[],"submit_requirements":[]}