{"id":"CVE-2025-38438","title":"ASoC: SOF: Intel: hda: Use devm_kstrdup() to avoid memleak.","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: Intel: hda: Use devm_kstrdup() to avoid memleak.\n\nsof_pdata->tplg_filename can have address allocated by kstrdup()\nand can be overwritten. Memory leak was de…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= dd96daca6c83ecaf37f38ff49d8d174bbff576b4 < 68397fda2caa90e99a7c0bcb2cf604e42ef3b91f","Linux >= dd96daca6c83ecaf37f38ff49d8d174bbff576b4 < 58ecf51af12cb32b890858b52b2c34e80590c74a","Linux >= dd96daca6c83ecaf37f38ff49d8d174bbff576b4 < 6c038b58a2dc5a008c7e7a1297f5aaa4deaaaa7e","Linux 5.2"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:56:37.226691Z"},"published":"2025-07-25","updated":"2026-11-05","sourceUpdated":"2026-11-05T21:02:37.960Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-38438","references":[{"url":"https://git.kernel.org/stable/c/68397fda2caa90e99a7c0bcb2cf604e42ef3b91f"},{"url":"https://git.kernel.org/stable/c/58ecf51af12cb32b890858b52b2c34e80590c74a"},{"url":"https://git.kernel.org/stable/c/6c038b58a2dc5a008c7e7a1297f5aaa4deaaaa7e"}],"tags":["cve.org"],"epss":0.00187,"epssPercentile":0.08303,"ingestedAt":"2026-11-05T22:38:31.970Z","slug":"CVE-2025-38438","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: Intel: hda: Use devm_kstrdup() to avoid memleak.\n\nsof_pdata->tplg_filename can have address allocated by kstrdup()\nand can be overwritten. Memory leak was detected with kmemleak:\n\nunreferenced object 0xffff88812391ff60 (size 16):\n  comm \"kworker/4:1\", pid 161, jiffies 4294802931\n  hex dump (first 16 bytes):\n    73 6f 66 2d 68 64 61 2d 67 65 6e 65 72 69 63 00  sof-hda-generic.\n  backtrace (crc 4bf1675c):\n    __kmalloc_node_track_caller_noprof+0x49c/0x6b0\n    kstrdup+0x46/0xc0\n    hda_machine_select.cold+0x1de/0x12cf [snd_sof_intel_hda_generic]\n    sof_init_environment+0x16f/0xb50 [snd_sof]\n    sof_probe_continue+0x45/0x7c0 [snd_sof]\n    sof_probe_work+0x1e/0x40 [snd_sof]\n    process_one_work+0x894/0x14b0\n    worker_thread+0x5e5/0xfb0\n    kthread+0x39d/0x760\n    ret_from_fork+0x31/0x70\n    ret_from_fork_asm+0x1a/0x30\n\n## Affected\n\n- `Linux >= dd96daca6c83ecaf37f38ff49d8d174bbff576b4 < 68397fda2caa90e99a7c0bcb2cf604e42ef3b91f`\n- `Linux >= dd96daca6c83ecaf37f38ff49d8d174bbff576b4 < 58ecf51af12cb32b890858b52b2c34e80590c74a`\n- `Linux >= dd96daca6c83ecaf37f38ff49d8d174bbff576b4 < 6c038b58a2dc5a008c7e7a1297f5aaa4deaaaa7e`\n- `Linux 5.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}