CVE-2026-98566

Unknown

Description

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: clamp freelist reconstruction requests The firmware reconstruction count controls accesses to the request's fixed freelist ID array and the copy into the fixed response array. Neither access currently bounds the count to those protocol arrays. Clamp the count to the request capacity, which is shared by the response layout, and use that count consistently for reconstruction and response publication. Keep the firmware recovery exchange instead of dropping an oversized request without a response, as discussed with the firmware maintainer. The issue was found by our static-analysis tool.

SeverityUnknown
CVSS—
Exploit probability—
ProductLinux
PublishedOct 18, 2026
First seenOct 18, 2026

How to fix

Update
  • Linux Linuxb78f8f5532a077baa4aabccf657a4fb3b164659e, e0560db0ea6e10c283ebe7c259a7af8d3b6e61a6, eabd0ae3611769c826dbc118a1e240628731b348, 45585c3aa285854face65293acc95eff73063d6d or later

Affected products

ProductAffected versionsFixed in
Linux Linux6eedddab733b350886571f98b810108b13bf74ae ≤ v < b78f8f5532a077baa4aabccf657a4fb3b164659e, 6eedddab733b350886571f98b810108b13bf74ae ≤ v < e0560db0ea6e10c283ebe7c259a7af8d3b6e61a6, 6eedddab733b350886571f98b810108b13bf74ae ≤ v < eabd0ae3611769c826dbc118a1e240628731b348, 6eedddab733b350886571f98b810108b13bf74ae ≤ v < 45585c3aa285854face65293acc95eff73063d6d, 6.8b78f8f5532a077baa4aabccf657a4fb3b164659e, e0560db0ea6e10c283ebe7c259a7af8d3b6e61a6, eabd0ae3611769c826dbc118a1e240628731b348, 45585c3aa285854face65293acc95eff73063d6d

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CVE-2026-98566 · Linux · Dark Radar