ClearanceKit 安全漏洞

ClearanceKit is a macOS file system access control tool developed by Craig J. Bass. Versions of ClearanceKit prior to 5.0.6 contained security vulnerabilities. These vulnerabilities stemmed from the opfilter Endpoint Security system extension, which could be suspended or terminated by the root...

ClearanceKit 安全漏洞

ClearanceKit is a macOS file system access control tool developed by Craig J. Bass. Versions of ClearanceKit prior to 5.0.5 contained security vulnerabilities. These vulnerabilities stemmed from improper handling of Team IDs and Signing IDs, allowing malware to impersonate Apple processes and...

PT-2026-34038

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.6, the opfilter Endpoint Security system extension bundle ID uk.craigbass.clearancekit.opfilter can be suspended with SIGSTOP or kill -STOP, or killed with SIGKILL/SIGTERM, by any...

CVE-2026-40191

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.4-beta-1f46165, ClearanceKit's Endpoint Security event handler only checked the source path of dual-path file operations against File Access Authorization FAA rules and App Jail...

CVE-2026-40191

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.4-beta-1f46165, ClearanceKit's Endpoint Security event handler only checked the source path of dual-path file operations against File Access Authorization FAA rules and App Jail...

CVE-2026-40191 ClearanceKit has a policy bypass via dual-path Endpoint Security events checking only source path

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.4-beta-1f46165, ClearanceKit's Endpoint Security event handler only checked the source path of dual-path file operations against File Access Authorization FAA rules and App Jail...

CVE-2026-40191

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.4-beta-1f46165, ClearanceKit's Endpoint Security event handler only checked the source path of dual-path file operations against File Access Authorization FAA rules and App Jail...

EUVD-2026-21595

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.4-beta-1f46165, ClearanceKit's Endpoint Security event handler only checked the source path of dual-path file operations against File Access Authorization FAA rules and App Jail...

CVE-2026-40191 ClearanceKit has a policy bypass via dual-path Endpoint Security events checking only source path

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.4-beta-1f46165, ClearanceKit's Endpoint Security event handler only checked the source path of dual-path file operations against File Access Authorization FAA rules and App Jail...

CVE-2026-40191 ClearanceKit has a policy bypass via dual-path Endpoint Security events checking only source path

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.4-beta-1f46165, ClearanceKit's Endpoint Security event handler only checked the source path of dual-path file operations against File Access Authorization FAA rules and App Jail...

ClearanceKit 安全漏洞

ClearanceKit is a macOS file system access control tool developed by Craig J. Bass. Versions of ClearanceKit prior to 5.0.4-beta-1f46165 contained security vulnerabilities. These vulnerabilities stemmed from the endpoint security event handler only checking the source path for double-path...

CVE-2026-34218

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to version 4.2.14, two related startup defects created a window during which only the single compile-time baseline rule was enforced by opfilter. All managed MDM-delivered and user-defined...

CVE-2026-34218

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to version 4.2.14, two related startup defects created a window during which only the single compile-time baseline rule was enforced by opfilter. All managed MDM-delivered and user-defined...

CVE-2026-34218

ClearanceKit on macOS had a startup window where only the compile-time baseline policy was enforced by opfilter, delaying application of all managed and user-defined file-access rules until the GUI mutated policies via XPC. This allowed per-process access policies to be temporarily unenforced dur...

CVE-2026-34218 ClearanceKit: Managed and user-defined policy rules not enforced between opfilter start and first policy modification

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to version 4.2.14, two related startup defects created a window during which only the single compile-time baseline rule was enforced by opfilter. All managed MDM-delivered and user-defined...

CVE-2026-34218 ClearanceKit: Managed and user-defined policy rules not enforced between opfilter start and first policy modification

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to version 4.2.14, two related startup defects created a window during which only the single compile-time baseline rule was enforced by opfilter. All managed MDM-delivered and user-defined...

CVE-2026-34218

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to version 4.2.14, two related startup defects created a window during which only the single compile-time baseline rule was enforced by opfilter. All managed MDM-delivered and user-defined...

ClearanceKit 安全漏洞

ClearanceKit is a macOS file system access control tool developed by Craig J. Bass. Versions of ClearanceKit prior to 4.2.14 contained security vulnerabilities. These vulnerabilities were caused by startup defects that led to incomplete loading of access policies, potentially resulting in imprope...

CVE-2026-33631

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. In versions on the 4.1 branch and earlier, the opfilter Endpoint Security system extension enforced file access policy exclusively by intercepting ESEVENTTYPEAUTHOPEN events. Seven additional file...

CVE-2026-33632

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to version 4.2.4, two file operation event types — ESEVENTTYPEAUTHEXCHANGEDATA and ESEVENTTYPEAUTHCLONE — were not intercepted by ClearanceKit's opfilter system extension, allowing local...