CVE-2026-72260

ASoC: mediatek: mt8192: Check runtime resume during probe

N/A
Published: August 15, 2026 at 05:54 AM UTC
Updated: August 23, 2026 at 01:17 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8192: Check runtime resume during probe The MT8192 AFE probe enables runtime PM temporarily while reinitializing the regmap cache from hardware, but it uses pm_runtime_get_sync() without checking the return value. If runtime resume fails, probe keeps going without the device necessarily being accessible, and pm_runtime_get_sync() may leave the PM usage count incremented. The regmap_reinit_cache() failure path also returns before dropping the temporary PM reference and before clearing pm_runtime_bypass_reg_ctl. Use pm_runtime_resume_and_get() so resume failures do not leak a usage count, and clear the temporary bypass flag after dropping the probe PM reference on all regmap_reinit_cache() outcomes.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

5.11 ≤ v < 5.15.2175.11 ≤ v < 6.1.1845.11 ≤ v < 6.12.1015.11 ≤ v < 6.18.405.11 ≤ v < 6.6.1485.11 ≤ v < 7.1.55.11 ≤ v < 7.2125ab5d588b0b3b842064c4d53a666ca74521ae85.11
Vendor states this is fixed in 6e2ee6eacc3ec7b339753abcf33812d27e03efe5 (fixed)
Vendor states this is fixed in 91b20e8c9b64042056d14394c89c81fc16a1c327 (fixed)
Vendor states this is fixed in 9339266a8a720889d0385cfd78ba6652fe7bb1a8 (fixed)
Vendor states this is fixed in e0f276f1918a202e9c3ac72baffd311cecb6b8db (fixed)
Vendor states this is fixed in e24d5dde56a50946020b134fa8448869093db76a (fixed)
Vendor states this is fixed in f6e424835cc05d215c57b6370b2c1e353dd02915 (fixed)
Vendor states this is fixed in faa97a1a6cab01cd3e2055deb4db4e57efc43ff2 (fixed)
Vendor states this is fixed in 5.11 (unaffected)
Vendor states this is fixed in 5.15.217 (unaffected)
Vendor states this is fixed in 6.1.184 (unaffected)
Vendor states this is fixed in 6.12.101 (unaffected)
Vendor states this is fixed in 6.18.40 (unaffected)
Vendor states this is fixed in 6.6.148 (unaffected)
Vendor states this is fixed in 7.1.5 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

Quick Info

StatusRECEIVED

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