CVE-2026-93113 in Linux
要約
〜によって VulDB • 2026年09月17日
Linuxカーネルにおいて、以下の脆弱性が修正されました：
clk: qcom: camcc-sc8280xp: CAMCC_GDSC_CLKの_unregister_
clkおよびpmdomainサブシステムにsync_stateサポートが導入されたことにより、camcc-sc8280xpで未使用のクロックシャットダウン時に以下の警告が発生します：
[ 15.408367] titan_top_gdsc status stuck at 'on'
[ 15.408429] WARNING: drivers/clk/qcom/gdsc.c:178 at gdsc_toggle_logic+0x14c/0x160, CPU#2: kworker/u32:1/14
[ 15.408462] Modules linked in: bnep vfat fat ath11k_pci(+) ath11k mac80211 cfg80211 mhi libarc4 snd_soc_wcd938x snd_soc_wcd938x_sdw snd_soc_wcd_classh hci_uart snd_soc_wcd_common
snd_soc_sc8280xp soundwire_qcom snd_soc_wcd_mbhc snd_soc_qcom_sdw slimbus snd_soc_qcom_common regmap_sdw btqca btrtl qcom_camss soundwire_bus btbcm btintel snd_soc_sdca snd_soc_lpass_wsa_macro bluetooth snd_soc_lpass_tx_macro snd_soc_lpass_va_macro snd_soc_lpass_rx_macro snd_soc_hdmi_codec snd_soc_lpass_macro_common videobuf2_dma_sg ov5675 v4l2_fwnode videobuf2_memops qcom_spmi_adc5 snd_soc_core qcom_spmi_adc_tm5 videobuf2_v4l2 snd_seq snd_seq_device videobuf2_common v4l2_async qcom_vadc_common qcom_spmi_temp_alarm pm8941_pwrkey industrialio videodev snd_compress rfkill ac97_bus snd_pcm_dmaengine qcom_tsens mc qcom_edac snd_pcm pci_pwrctrl_pwrseq qcom_cpufreq_hw snd_timer snd qcomtee soundcore tee leds_gpio joydev binfmt_misc zram lz4hc_compress governor_simpleondemand panel_edp msm xhci_plat_hcd nvme nvme_core dwc3 qcom_pm8008_regulator [ 15.408688] ucsi_glink nvme_keyring nvme_auth pmic_glink_altmode udc_core typec_ucsi aux_hpd_bridge qcom_battmgr ulpi ubwc_config socinfo ocmem drm_gpuvm qcom_q6v5_pas drm_exec
qcom_pil_info leds_qcom_lpg gpu_sched led_class_multicolor rtc_pm8xxx qcom_pbs qcom_common drm_display_helper qcom_pon qcom_glink_smem qcom_glink ghash_ce pwrseq_qcom_wcn gpio_sbu_mux qcom_stats phy_qcom_qmp_combo qcom_q6v5 gf128mul cec dispcc_sc8280xp phy_qcom_edp camcc_sc8280xp i2c_qcom_cci qcom_sysmon drm_dp_aux_bus mdt_loader aux_bridge qcom_pm8008 i2c_hid_of_elan dwc3_qcom_legacy llcc_qcom icc_bwmon gpi typec qcom_refgen_regulator phy_qcom_qmp_usb nvmem_qfprom qcom_ipcc phy_qcom_snps_femto_v2 gpucc_sc8280xp pinctrl_sc8280xp_lpass_lpi qcom_hwspinlock pinctrl_lpass_lpi lpasscc_sc8280xp qrtr qcom_aoss pmic_glink pdr_interface phy_qcom_qmp_pcie qcom_smd qcom_pdr_msg icc_osm_l3 qcom_wdt qmi_helpers qcom_rng smp2p rpmsg_core gpio_keys pwm_bl smem hid_multitouch fuse i2c_dev [ 15.408928] CPU: 2 UID: 0 PID: 14 Comm: kworker/u32:1 Not tainted 7.1.0+ #2 PREEMPT(lazy)
[ 15.408937] Hardware name: LENOVO 21BX0016US/21BX0016US, BIOS N3HET88W (1.60 ) 03/14/2024
[ 15.408942] Workqueue: pm pm_runtime_work
[ 15.408959] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 15.408967] pc : gdsc_toggle_logic+0x14c/0x160
[ 15.408978] lr : gdsc_toggle_logic+0x14c/0x160
[ 15.408987] sp : ffff8000800f3b40
[ 15.408991] x29: ffff8000800f3b40 x28: 0000000000000000 x27: 0000000000000000
[ 15.409003] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000
[ 15.409014] x23: 0000000000000000 x22: 0000000000000001 x21: ffffa33f298fca88
[ 15.409024] x20: 0000000000000000 x19: ffffa33f298fc5b0 x18: 00cd15db75dacefd
[ 15.409035] x17: 000000040044ffff x16: ffffa33f3b1a3d88 x15: 726f776b80000002
[ 15.409045] x14: ffffffffffffffff x13: 0000000000000028 x12: 0101010101010101
[ 15.409056] x11: 7f7f7f7f7f7f7f7f x10: fefeff3039313274 x9 : ffffa33f3a5edafc
[ 15.409067] x8 : ffff8000800f3780 x7 : 0000000000000001 x6 : 0000000000000001
[ 15.409078] x5 : ffff000bf3ca1288 x4 : 0000000000000000 x3 : ffff5cccb6a3f000
[ 15.409088] x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff000080ae0000
[ 15.409098] Call trace:
[ 15.409103] gdsc_toggle_logic+0x14c/0x160 (P)
[ 15.409115] gdsc_disable+0x4c/0x190
[ 15.409126] _genp
---truncated---
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