CVE-2026-93817: perf: Fix addr_filter_ranges lifetime

Published Sep 24, 2026
·
Updated

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

perf: Fix addrfilterranges lifetime

Lee Jia Jie reported that since event::addrfilterranges is used under RCU, it should be RCU freed.

Affected Software

1 affected component
Linux Linux kernel

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Compensating control

    Ensure perf event::addr_filter_ranges is freed using RCU, since it is accessed under RCU.

Event History

Sep 24, 2026
CVE Published
via MITRE·04:02 PM
Data Sourced
via MITRE·04:02 PM
Description
Data Sourced
via NVD·05:17 PM
Description

Frequently Asked Questions

1

Are fixes available in stable kernel trees?

Yes. The provided references identify stable-tree commits cd8dab11046c03ab07899ce3fe2aa7d1a9702cf1, 6f1853b2b9f38f1343790bae8c0601b3f7554754, and e62d4192e593630f355094adc467058a05bdc935.

Contact

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