{"id":"CVE-2026-46247","summary":"clk: qcom: gfx3d: add parent to parent request map","details":"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)","modified":"2026-06-18T03:56:12.335229569Z","published":"2026-06-03T15:49:42.833Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46247.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/2583cb925ca1ce450aa5d74a05a67448db970193"},{"type":"WEB","url":"https://git.kernel.org/stable/c/547ae2f17349c7586953af5ef50de43ef3f65e9e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/56360aa4ddd736fc19e6d0b0206c5e437e0d6ff8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/82cfe5292b11deb1dc33822f67f73cfbe8eafe25"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8aa972eba1f29068d13bec716d33abca30fb3f2a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/aed53da569fb96eec09b4817b1953bcc2e467eea"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46247.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46247"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"55213e1acec9218580c90d36034aa0370a51daab"},{"fixed":"82cfe5292b11deb1dc33822f67f73cfbe8eafe25"},{"fixed":"547ae2f17349c7586953af5ef50de43ef3f65e9e"},{"fixed":"56360aa4ddd736fc19e6d0b0206c5e437e0d6ff8"},{"fixed":"aed53da569fb96eec09b4817b1953bcc2e467eea"},{"fixed":"8aa972eba1f29068d13bec716d33abca30fb3f2a"},{"fixed":"2583cb925ca1ce450aa5d74a05a67448db970193"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-46247.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.5.0"},{"fixed":"6.1.165"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.128"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.75"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.14"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"6.19.4"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-46247.json"}}],"schema_version":"1.7.5"}