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CVE-2026-43208

net: do not pass flow_id to set_rps_cpu() PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: net: do not pass flow_id to set_rps_cpu() Blamed commit made the assumption that the RPS table for each receive queue would have the same size, and that it would not change. Compute flow_id in set_rps_cpu(), do not assume we can use the value computed by get_rps_cpu(). Otherwise we risk out-of-bound access and/or crashes.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 48aa30443e52c9666d5cd5e67532e475f212337e before 5455a232edea6b946b99449f15ca771a8874a5a6; affected 48aa30443e52c9666d5cd5e67532e475f212337e before ed712dc0d64dee5f0d05e4d8ca57711f8a9c850c; affected 48aa30443e52c9666d5cd5e67532e475f212337e before 8a8a9fac9efa6423fd74938b940cb7d731780718
Linux / Linuxaffected 6.18; unaffected 0 before 6.18; unaffected 6.18.16 through 6.18.*; unaffected 6.19.6 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References