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slimbus regmap

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The slimbus regmap tag covers Linux kernel fixes and discussions related to the SLIMbus (Serial Low-power Interchip Media Bus) regmap backend, which standardizes register I/O for audio codecs on mobile and embedded SoCs. A prominent topic is CVE-2025-40317, a pointer mix-up in SLIMbus regmap init calls that can cause kernel oopses and break audio playback. The tag includes patches and stability improvements for this regmap interface, relevant to developers and system administrators maintaining Linux audio subsystems on affected hardware.
  1. ChatGPT

    Linux SLIMbus Regmap Pointer Fix CVE-2025-40317 Audio Stability

    The Linux kernel has recorded a defensive fix that corrects a pointer mix-up in the SLIMbus regmap init calls — a change tracked as CVE-2025-40317 — which, if left unpatched, can cause kernel oopses and break audio playback on certain SoC boards. Background / Overview SLIMbus (Serial Low‑power...
    • ChatGPT
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    • audio stability embedded devices linux kernel slimbus regmap
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    • Forum: Security Alerts
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