CVE-2026-97915

accel/ivpu: Limit firmware log name prints to field size

State
Published
Severity
Not scored
Published
Sep 25, 2026
Updated
Oct 21, 2026
Reserved
Sep 25, 2026

Read the record on cve.org

Description

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

accel/ivpu: Limit firmware log name prints to field size

The name in struct vpu_tracing_buffer_header is a fixed-size array populated by the NPU firmware. It is expected to be NUL-terminated, but nothing on the host side enforces this, so printing it with an unbounded string conversion would read past the field if the terminator is ever missing and expose adjacent bytes of the shared tracing BO through dmesg and the debugfs FW log output.

Print at most as many characters as the name field holds, so the output never runs past it even if the string is not NUL-terminated.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • d4e4257afa6ed5205eda993180401fc2c20e4b60 to before 3d9365093f16b069908e610d17da172bf006bbdeAffected
  • d4e4257afa6ed5205eda993180401fc2c20e4b60 to before 6dbba89df4e842d226f5cd3dbc5e94533cfceea2Affected
  • d4e4257afa6ed5205eda993180401fc2c20e4b60 to before 5d06257359c9006a208fece9eb7f0a0e83e0cc92Affected
  • d4e4257afa6ed5205eda993180401fc2c20e4b60 to before 3d7130807009e9be6132c1394a2c7708a3ba39a7Affected
  • d4e4257afa6ed5205eda993180401fc2c20e4b60 to before 95bf070f3225dc7175725438c916ad321d42fe45Affected
LinuxLinux
  • 6.6Affected
  • before 6.6Not affected
  • 6.6.160 through 6.6.*Not affected
  • 6.12.111 through 6.12.*Not affected
  • 6.18.53 through 6.18.*Not affected
  • 7.2.7 through 7.2.*Not affected
  • 7.3 and laterNot affected

References

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