CVE-2026-97418

ALSA: es18xx: check control allocation before private data setup

N/A
Published: September 24, 2026 at 04:03 PM UTC
Updated: October 3, 2026 at 11:17 AM 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: ALSA: es18xx: check control allocation before private data setup snd_es18xx_mixer() creates controls with snd_ctl_new1() and then stores bookkeeping pointers or sets private_free before calling snd_ctl_add(). snd_ctl_new1() can return NULL on allocation failure, so those writes can dereference a NULL control pointer. Check the returned control pointers before using them and return -ENOMEM on allocation failure.

Affected

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

2.6.12 ≤ v < 5.10.2712.6.12 ≤ v < 5.15.2222.6.12 ≤ v < 6.1.1892.6.12 ≤ v < 6.12.1112.6.12 ≤ v < 6.18.532.6.12 ≤ v < 6.6.1582.6.12 ≤ v < 7.21da177e4c3f41524e886b7f1b8a0c1fc7321cac22.6.12
Vendor states this is fixed in 3d8adddf4e4a5a43847ee62e5e78ba05e756bdef (fixed)
Vendor states this is fixed in 422e42b7c2b882ba1d16d4afc8891bcea7c4de93 (fixed)
Vendor states this is fixed in 908323ed61d5e7ad74889524d327cfb6a65ec8df (fixed)
Vendor states this is fixed in 91c97a7969dae976de954453ab6e925e6522fecb (fixed)
Vendor states this is fixed in 978079238f40f1a08ddb12ce208c484246f6a1b0 (fixed)
Vendor states this is fixed in d88c24b76f285df9d206751e22c28e2613258cb3 (fixed)
Vendor states this is fixed in e6c84fe4cf6f98f7b1ad446a42cfcb46bae83f66 (fixed)
Vendor states this is fixed in 2.6.12 (unaffected)
Vendor states this is fixed in 5.10.271 (unaffected)
Vendor states this is fixed in 5.15.222 (unaffected)
Vendor states this is fixed in 6.1.189 (unaffected)
Vendor states this is fixed in 6.12.111 (unaffected)
Vendor states this is fixed in 6.18.53 (unaffected)
Vendor states this is fixed in 6.6.158 (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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