{"cve":"CVE-2025-38649","nvd":{"published":"2025-08-22T16:15:39.617","modified":"2026-06-17T09:17:18.073","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\narm64: dts: qcom: qcs615: fix a crash issue caused by infinite loop for Coresight\n\nAn infinite loop has been created by the Coresight devices. When only a\nsource device is enabled, the coresight_find_activated_sysfs_sink function\nis recursively invoked in an attempt to locate an active sink device,\nultimately leading to a stack overflow and system crash. Therefore, disable\nthe replicator1 to break the infinite loop and prevent a potential stack\noverflow.\n\nreplicator1_out   ->   funnel_swao_in6   ->   tmc_etf_swao_in   ->  tmc_etf_swao_out\n     |                                                                     |\nreplicator1_in                                                     replicator_swao_in\n     |                                                                     |\nreplicator0_out1                                                   replicator_swao_out0\n     |                                                                     |\nreplicator0_in                                                     funnel_in1_in3\n     |                                                                     |\ntmc_etf_out <- tmc_etf_in <- funnel_merg_out <- funnel_merg_in1 <- funnel_in1_out\n\n[call trace]\n   dump_backtrace+0x9c/0x128\n   show_stack+0x20/0x38\n   dump_stack_lvl+0x48/0x60\n   dump_stack+0x18/0x28\n   panic+0x340/0x3b0\n   nmi_panic+0x94/0xa0\n   panic_bad_stack+0x114/0x138\n   handle_bad_stack+0x34/0xb8\n   __bad_stack+0x78/0x80\n   coresight_find_activated_sysfs_sink+0x28/0xa0 [coresight]\n   coresight_find_activated_sysfs_sink+0x5c/0xa0 [coresight]\n   coresight_find_activated_sysfs_sink+0x5c/0xa0 [coresight]\n   coresight_find_activated_sysfs_sink+0x5c/0xa0 [coresight]\n   coresight_find_activated_sysfs_sink+0x5c/0xa0 [coresight]\n   ...\n   coresight_find_activated_sysfs_sink+0x5c/0xa0 [coresight]\n   coresight_enable_sysfs+0x80/0x2a0 [coresight]\n\nside effect after the change:\nOnly trace data originating from AOSS can reach the ETF_SWAO and EUD sinks.","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-835"],"references":["https://git.kernel.org/stable/c/a9aaadcb0a6ce0c19616c46525112bc947c6f2b1","https://git.kernel.org/stable/c/bd4f35786d5f0798cc1f8c187a81a7c998e6c58f","https://git.kernel.org/stable/c/fbe5be7893b8c7f58c999a26839cd30bc07654c6"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:07:46.309729541+00:00"},"epss":{"cve":"CVE-2025-38649","score":0.00181,"percentile":0.07642,"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."]}