The Drift Corpus: Ring 0

mrxsmb.sys — connection-info parser refactor and alternative-port feature staging

KB5077179

KB published 2026-02-10

mrxsmb.sys — WIL feature-flag graduation in SMB negotiate

KB5077181

KB published 2026-02-10

mrxsmb.sys — SMB-over-QUIC compression transform header recognition staged behind a WIL feature flag

KB5083769

KB published 2026-04-14

msisadrv.sys — KMDF static-stub rebuild plus defensive stack-slot zeroing in init/enumeration paths

KB5087545

KB published 2026-05-12

msrpc.sys — MES type-pickling refactor and toolchain rebuild

KB5082142

KB published 2026-04-14

mssecwfp.sys — feature-staged WFP filter-condition matching rollout with the old comparison path retained

KB5078752

KB published 2026-03-10

mup.sys — WIL feature-state cache library churn

KB5094126

KB published 2026-06-09

mup.sys — WIL feature-staging library churn

KB5079466

KB published 2026-03-10

ndis.sys — per-processor slot free loop is a compiler codegen difference

KB5079466

KB published 2026-03-10

ataport.sys — cross-version refactor and defense-in-depth stack initialization

KB5094128

KB published 2026-06-09

bthpan.sys — feature-staged async request-lifetime refactor

KB5094127

KB published 2026-06-09

bthport.sys — feature-staged advertising-request teardown refactor

KB5094127

KB published 2026-06-09

ci.dll — SymCrypt library rebuild and WIL feature-staged TrustedLaunch development

KB5094126

KB published 2026-06-09

clfs.sys — WIL-staged large-sector device alignment rollout

KB5078885

KB published 2026-03-10

cmimcext.sys — WIL feature-staging library churn, pool-API modernization, and a feature-gated rollout

KB5082142

KB published 2026-04-14

cmimcext.sys — WIL feature-staging library rebuild and IMC feature-flag rollout

KB5094128

KB published 2026-06-09

cng.sys — SymCrypt point-format element-count generalization

KB5089549

KB published 2026-05-12

cng.sys — statically-linked SymCrypt ML-DSA rejection-sampling bounded-iteration hardening

KB5083768

KB published 2026-04-14

csc.sys — feature-gated directory-enumeration double-buffering refactor in CscQueryDirectory

KB5094127

KB published 2026-06-09

csc.sys — WIL feature-staging gate graduated to unconditional NULL check

KB5078752

KB published 2026-03-10

e1i63x64.sys — NDIS OID request-type check already present in both builds; patch relocates OID extraction into a helper

KB5078752

KB published 2026-03-10

fastfat.sys — integer-overflow-check refactor and ExAllocatePool2 migration in the EFS PFile-header builder

KB5094128

KB published 2026-06-09

fileinfo.sys — RB-tree root pointer-encoding completed, but encoding is disabled on every reachable path

KB5078752

KB published 2026-03-10

fsdepends.sys — recompilation; WCOS support flag enabled

KB5087545

KB published 2026-05-12

afd.sys — WIL staged-feature rollout finalizing AfdCreateConnection

KB5094127

KB published 2026-06-09

afd.sys — manual user-buffer probe idiom replaced with equivalent ProbeForRead calls

KB5094128

KB published 2026-06-09

afd.sys — feature-staged device-identity check, unpatched path retained behind a feature flag

KB5087538

KB published 2026-05-12

atapi.sys — device-absent 0xFF status check consolidated from callers into AtapiNoDeviceConnected

KB5094128

KB published 2026-06-09

atapi.sys — recompilation and refactoring; transfer-size clamps preserved

KB5082142

KB published 2026-04-14

ci.dll — added ETW telemetry field to three Code Integrity events

KB5073455

KB published 2026-01-13

i8042prt.sys — version-churn diff; keyboard-hook IOCTL handler identical in both builds

KB5073723

KB published 2026-01-13

ialpss2i_i2c.sys — hardware-support gate relaxed in CheckSupportedHardware

KB5073723

KB published 2026-01-13

ialpss2i_i2c_bxt_p.sys — compiler codegen refactor of identical I2C command / RX-FIFO-threshold logic

KB5073723

KB published 2026-01-13

ialpssi_i2c.sys — I2C spike-suppression register programming added; speed-mode writes refactored per mode

KB5073723

KB published 2026-01-13

kbldfltr.sys — modifier-key state-tracking feature, lock-scope refactor, and debug tracing

KB5073723

KB published 2026-01-13

mrxsmb.sys — WIL feature-staged endpoint-reference path and telemetry

KB5073724

KB published 2026-01-13

mrxsmb.sys — defensive hardening of SMB-over-QUIC connection-parameter buffer handling

KB5074109

KB published 2026-01-13

msdsm.sys — toolchain rebuild; DsmInquire allocation/copy logic identical in both builds

KB5073723

KB published 2026-01-13

msgpioclx.sys — PoFx registration structure layout/version update

KB5073723

KB published 2026-01-13

netio.sys — feature-gated NSI parameter-size rollout, old path retained

KB5074109

KB published 2026-01-13

nfsrdr.sys — redundant XDR error-state early-out removed from XdrDecodeString

KB5073723

KB published 2026-01-13

nfssvr.sys — XDR error-path redundant null-terminator write removed

KB5073723

KB published 2026-01-13

acpials.sys — KMDF framework stub library rebuild

KB5073723

KB published 2026-01-13

dxgmms2.sys — feature-staged reference-count balancing gated behind disabled-by-default servicing flags

KB5075912

KB published 2026-02-10