{"id":"CVE-2021-47207","state":"PUBLISHED","title":"ALSA: gus: fix null pointer dereference on pointer block","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: gus: fix null pointer dereference on pointer block\n\nThe pointer block return from snd_gf1_dma_next_block could be\nnull, so there is a potential null pointer dereference issue.\nFix this by adding a null check before dereference.","publishedAt":"2024-04-10T18:56:39.655Z","updatedAt":"2026-05-11T13:50:05.424Z","severity":null,"assigner":"Linux","products":["Linux 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