{"cve":"CVE-2026-46247","nvd":{"published":"2026-06-03T18:16:24.930","modified":"2026-07-22T20:10:00.127","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nclk: qcom: gfx3d: add parent to parent request map\n\nAfter commit d228ece36345 (\"clk: divider: remove round_rate() in favor\nof determine_rate()\") determining GFX3D clock rate crashes, because the\npassed parent map doesn't provide the expected best_parent_hw clock\n(with the roundd_rate path before the offending commit the\nbest_parent_hw was ignored).\n\nSet the field in parent_req in addition to setting it in the req,\nfixing the crash.\n\n clk_hw_round_rate (drivers/clk/clk.c:1764) (P)\n clk_divider_bestdiv (drivers/clk/clk-divider.c:336)\n divider_determine_rate (drivers/clk/clk-divider.c:358)\n clk_alpha_pll_postdiv_determine_rate (drivers/clk/qcom/clk-alpha-pll.c:1275)\n clk_core_determine_round_nolock (drivers/clk/clk.c:1606)\n clk_core_round_rate_nolock (drivers/clk/clk.c:1701)\n __clk_determine_rate (drivers/clk/clk.c:1741)\n clk_gfx3d_determine_rate (drivers/clk/qcom/clk-rcg2.c:1268)\n clk_core_determine_round_nolock (drivers/clk/clk.c:1606)\n clk_core_round_rate_nolock (drivers/clk/clk.c:1701)\n clk_core_round_rate_nolock (drivers/clk/clk.c:1710)\n clk_round_rate (drivers/clk/clk.c:1804)\n dev_pm_opp_set_rate (drivers/opp/core.c:1440 (discriminator 1))\n msm_devfreq_target (drivers/gpu/drm/msm/msm_gpu_devfreq.c:51)\n devfreq_set_target (drivers/devfreq/devfreq.c:360)\n devfreq_update_target (drivers/devfreq/devfreq.c:426)\n devfreq_monitor (drivers/devfreq/devfreq.c:458)\n process_one_work (arch/arm64/include/asm/jump_label.h:36 include/trace/events/workqueue.h:110 kernel/workqueue.c:3284)\n worker_thread (kernel/workqueue.c:3356 (discriminator 2) kernel/workqueue.c:3443 (discriminator 2))\n kthread (kernel/kthread.c:467)\n ret_from_fork (arch/arm64/kernel/entry.S:861)","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":[],"references":["https://git.kernel.org/stable/c/2583cb925ca1ce450aa5d74a05a67448db970193","https://git.kernel.org/stable/c/547ae2f17349c7586953af5ef50de43ef3f65e9e","https://git.kernel.org/stable/c/56360aa4ddd736fc19e6d0b0206c5e437e0d6ff8","https://git.kernel.org/stable/c/82cfe5292b11deb1dc33822f67f73cfbe8eafe25","https://git.kernel.org/stable/c/8aa972eba1f29068d13bec716d33abca30fb3f2a"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:37:48.043517290+00:00"},"epss":{"cve":"CVE-2026-46247","score":0.00123,"percentile":0.02047,"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."]}