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

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-92477
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-17 17:17:49 UTC
Updated2026-10-19 09:19:38 UTC
DescriptionIn 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.

Risk And Classification

EPSS: 0.001730000 probability, percentile 0.070100000 (date 2026-09-18)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 7340faae947400907e5e7581444712110d2811d5 b43890843e834300f967c69e74c7c2eb22cb1664 git Not specified
CNA Linux Linux affected 7340faae947400907e5e7581444712110d2811d5 587be18e0935632ebd367b0f89e37aa5762e400f git Not specified
CNA Linux Linux affected 7340faae947400907e5e7581444712110d2811d5 d223989e1a1edad217b673486b093bd157fb6c9a git Not specified
CNA Linux Linux affected 7340faae947400907e5e7581444712110d2811d5 cc92af8cc0e4dacd4375d34475141b0f1a70c09e git Not specified
CNA Linux Linux affected 7340faae947400907e5e7581444712110d2811d5 2b3fb5693c25c21741f357a8c9d0e1f19b7e368f git Not specified
CNA Linux Linux affected 7340faae947400907e5e7581444712110d2811d5 abd26e6b53c4169122d61fdd4cabe09bdd916aac git Not specified
CNA Linux Linux affected 5.16 Not specified
CNA Linux Linux unaffected 5.16 semver Not specified
CNA Linux Linux unaffected 6.1.188 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.157 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.110 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.52 6.18.* semver Not specified
CNA Linux Linux unaffected 7.2.6 7.2.* semver Not specified
CNA Linux Linux unaffected 7.3 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/abd26e6b53c4169122d61fdd4cabe09bdd916aac 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/587be18e0935632ebd367b0f89e37aa5762e400f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/2b3fb5693c25c21741f357a8c9d0e1f19b7e368f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/cc92af8cc0e4dacd4375d34475141b0f1a70c09e 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/b43890843e834300f967c69e74c7c2eb22cb1664 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/d223989e1a1edad217b673486b093bd157fb6c9a 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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