CVE-2026-46028

Summary

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

crypto: algif_aead - snapshot IV for async AEAD requests

AF_ALG AEAD AIO requests currently use the socket-wide IV buffer during request processing. For async requests, later socket activity can update that shared state before the original request has fully completed, which can lead to inconsistent IV handling.

Snapshot the IV into per-request storage when preparing the AEAD request, so in-flight operations no longer depend on mutable socket state.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxd887c52d6ae43aeebd249b5f2f1333e60236aa60 < 08ea39a556ecd39b33c2b4888861001c6706a62eaffected
LinuxLinuxd887c52d6ae43aeebd249b5f2f1333e60236aa60 < a920cabdb0b7cf1f4e11a20524253ae5bd09092baffected
LinuxLinuxd887c52d6ae43aeebd249b5f2f1333e60236aa60 < fa0fcec9b49d58e71df7ede91ecd86855f608e85affected
LinuxLinuxd887c52d6ae43aeebd249b5f2f1333e60236aa60 < c2138c9bd02af19e0b407376140cd5435b0d81daaffected
LinuxLinuxd887c52d6ae43aeebd249b5f2f1333e60236aa60 < 46fdb39e83227b5d39f7c934a0947ea913f13c18affected
LinuxLinuxd887c52d6ae43aeebd249b5f2f1333e60236aa60 < ebc235675f24b0e3f8bc92b8419471d42f837d8faffected
LinuxLinuxd887c52d6ae43aeebd249b5f2f1333e60236aa60 < 3d72f8c6490dc79210b64270740cb2a8619361a4affected
LinuxLinuxd887c52d6ae43aeebd249b5f2f1333e60236aa60 < 5aa58c3a572b3e3b6c786953339f7978b845cc52affected
LinuxLinux4.14affected
LinuxLinux0 < 4.14unaffected
LinuxLinux5.10.254 <= 5.10.*unaffected
LinuxLinux5.15.204 <= 5.15.*unaffected
LinuxLinux6.1.170 <= 6.1.*unaffected
LinuxLinux6.6.137 <= 6.6.*unaffected
LinuxLinux6.12.85 <= 6.12.*unaffected
LinuxLinux6.18.27 <= 6.18.*unaffected
LinuxLinux7.0.4 <= 7.0.*unaffected
LinuxLinux7.1 <= *unaffected

Weaknesses

References