Riskcovery

CVE-2026-92477

scsi: ufs: debugfs: Reserve space for a string terminator

State
Published
Severity
Not scored
Published
Sep 17, 2026
Updated
Oct 19, 2026
Reserved
Sep 16, 2026

Read the record on cve.org

Description

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

scsi: ufs: debugfs: Reserve space for a string terminator

ufs_saved_err_write() copies user input into a zero-initialized stack buffer and passes it to kstrtoint(). A write that fills the entire buffer overwrites its only terminator.

Reject an input whose length leaves no room for the trailing NUL.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 7340faae947400907e5e7581444712110d2811d5 to before b43890843e834300f967c69e74c7c2eb22cb1664Affected
  • 7340faae947400907e5e7581444712110d2811d5 to before 587be18e0935632ebd367b0f89e37aa5762e400fAffected
  • 7340faae947400907e5e7581444712110d2811d5 to before d223989e1a1edad217b673486b093bd157fb6c9aAffected
  • 7340faae947400907e5e7581444712110d2811d5 to before cc92af8cc0e4dacd4375d34475141b0f1a70c09eAffected
  • 7340faae947400907e5e7581444712110d2811d5 to before 2b3fb5693c25c21741f357a8c9d0e1f19b7e368fAffected
  • 7340faae947400907e5e7581444712110d2811d5 to before abd26e6b53c4169122d61fdd4cabe09bdd916aacAffected
LinuxLinux
  • 5.16Affected
  • before 5.16Not affected
  • 6.1.188 through 6.1.*Not affected
  • 6.6.157 through 6.6.*Not affected
  • 6.12.110 through 6.12.*Not affected
  • 6.18.52 through 6.18.*Not affected
  • 7.2.6 through 7.2.*Not affected
  • 7.3 and laterNot affected

References

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