CVE-2025-38504

Summary

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

io_uring/zcrx: fix pp destruction warnings

With multiple page pools and in some other cases we can have allocated niovs on page pool destruction. Remove a misplaced warning checking that all niovs are returned to zcrx on io_pp_zc_destroy(). It was reported before but apparently got lost.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux34a3e60821ab9f335a58d43a88cccdbefdebdec3 < ad9f1b5bed082b9c910e2a24bae0286a70846909affected
LinuxLinux34a3e60821ab9f335a58d43a88cccdbefdebdec3 < 203817de269539c062724d97dfa5af3cdf77a3ecaffected
LinuxLinux6.15affected
LinuxLinux0 < 6.15unaffected
LinuxLinux6.15.7 <= 6.15.*unaffected
LinuxLinux6.16 <= *unaffected

Weaknesses

References