CVE-2026-31777

CVE-2026-31777

Medium · published May 1, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
4.8
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

ALSA: ctxfi: Check the error for index mapping

The ctxfi driver blindly assumed a proper value returned from

daio_device_index(), but it's not always true. Add a proper error

check to deal with the error from the function.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00160 · 4.8th percentile
Published
2026-05-01T19:16Z
Affected products (7)
ProductVersionsFixed in
linux/linux_kernel≥ 2.6.31, < 6.19.126.19.12
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
References (3)
https://git.kernel.org/stable/c/277c6960d4ddb94d16198afd70c92c3d4593d131 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/971854e7b6ddda78669d3d0cf6566c7b8aca1fdb · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d4d3b8cbb70a2de247cbfe99bdb232aef9ed59bc · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 01 MAY 14:15Z
    ALSA: ctxfi: Check the error for index mapping
    cvelistv5