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Files from Ian Beer

Email addressianbeer at google.com
First Active2014-12-02
Last Active2023-02-03
iOS / macOS HID Event System Sandbox Escape
Posted Oct 19, 2018
Authored by Google Security Research, Ian Beer

iOS and macOS suffers from a sandbox escape due to trusted length field in shared memory used by the HID event subsystem.

tags | advisory
systems | ios
SHA-256 | 9f92e17a4bc90ee3be401ed5757d7b0662a8fcc83025305c4d6a1dcfb6c4d537
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iOS copyin Check Kernel Stack Memory Disclosure
Posted Oct 19, 2018
Authored by Google Security Research, Ian Beer

iOS suffers from a kernel stack memory disclosure due to failure to check copyin return value.

tags | advisory, kernel
systems | cisco, ios
advisories | CVE-2018-4363
SHA-256 | 60108b89486cb359363b2d03bb42b7169fee6f244ce5cebe800da43c4e47b46b
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iOS / macOS MIG Object Lifetime Semantics Sandbox Escape
Posted Oct 19, 2018
Authored by Google Security Research, Ian Beer

iOS and macOS suffer from a sandbox escape vulnerability due to failure to comply with MIG object lifetime semantics in the iohideventsystem_client subsystem.

tags | advisory
systems | apple
SHA-256 | ff9f40b9c0d00a8ee0be928d095a2be9b2f36e3eb4f05ff0773213385268c2ab
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iOS / macOS MIG Sandbox Escape
Posted Oct 19, 2018
Authored by Google Security Research, Ian Beer

iOS and macOS suffer from sandbox escape vulnerabilities due to MIG failing to use correct out-of-line descriptor lengths when parsing reply messages.

tags | advisory, vulnerability
systems | ios
SHA-256 | 5091c4468fab2e2a1470f04489a28ba0db8e5cf1a82d942ae755cb6a186288b4
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iOS / macOS IOHIDResourceQueue::enqueueReport Integer Overflow
Posted Oct 19, 2018
Authored by Google Security Research, Ian Beer

iOS and macOS suffers from a kernel memory corruption vulnerability due to integer overflow in IOHIDResourceQueue::enqueueReport.

tags | advisory, overflow, kernel
SHA-256 | 0dbe4b20474f95c05693ec94926bd5cf5da65a1cbf559520b14b1deda15e2456
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iOS / macOS Mach Message Sandbox Escape
Posted Oct 19, 2018
Authored by Google Security Research, Ian Beer

iOS and macOS suffers from a sandbox escape vulnerability due to mach message sent from shared memory.

tags | advisory
systems | ios
SHA-256 | a3d215b3dcbb576bdd541af3b90d6ce149694fdd4b79be4354ec9f8a117ca103
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iOS Kernel Personas Use-After-Free
Posted Oct 19, 2018
Authored by Google Security Research, Ian Beer

The iOS kernel suffers from a use-after-free vulnerability due to bad error handling in personas.

tags | advisory, kernel
systems | ios
advisories | CVE-2018-4337
SHA-256 | aa2e893e44b3383afac1e9706aeb1eb72350ea667bfc363aae18388d5c8a4888
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macOS / iOS Kernel Heap Overflow
Posted Jun 5, 2018
Authored by Google Security Research, Ian Beer

The macOS and iOS kernels suffer from a heap overflow due to a lack of lower size check in getvolattrlist.

tags | exploit, overflow, kernel
systems | cisco, ios
advisories | CVE-2018-4243
SHA-256 | f1c3b9023d02313f1fc1abb64c64d84e4ea581179d6b4d5a3425103544649ed7
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XNU Kernel MPTCP Head Overflow
Posted Jun 5, 2018
Authored by Google Security Research, Ian Beer

The XNU kernel suffers from a heap overflow vulnerability due to bad bounds checking in MPTCP.

tags | exploit, overflow, kernel
advisories | CVE-2018-4241
SHA-256 | ab1dba51b69b26269ebf87264489c261941c2b7f55161734beeceefe097f984c
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macOS Kernel Use-After-Free
Posted Jun 5, 2018
Authored by Google Security Research, Ian Beer

The macOS kernel suffers from a use-after-free vulnerability due to a lack of locking in the nvidia GeForce driver.

tags | exploit, kernel
advisories | CVE-2018-4230
SHA-256 | d0dcd6d0f0048420298561799aa73fc74597cbca38483aca36320551f2eeae4a
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macOS Double mach_port_deallocate In kextd
Posted May 1, 2018
Authored by Google Security Research, Ian Beer

macOS suffers from a double mach_port_deallocate in kextd due to failure to comply with MIG ownership rules.

tags | exploit
advisories | CVE-2018-4139
SHA-256 | 3ddb3eed2c7396dd51ab0e7ff9f7a7b3a4392e5bd040e466a63d30befb46062a
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macOS/iOS ReportCrash Mach Port Replacement
Posted May 1, 2018
Authored by Google Security Research, Ian Beer

macOS/iOS ReportCrash suffers from a mach port replacement due to failure to respect MIG ownership rules.

tags | exploit
systems | cisco, ios
advisories | CVE-2018-4206
SHA-256 | 2cd4e635bdd91862b3c2bfd770e7f8bd4e4eca619058739936bbf85ce351d526
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Google Software Updater Local Privilege Escalation
Posted Mar 21, 2018
Authored by Google Security Research, Ian Beer

Google software updater suffers from a local privilege escalation vulnerability on MacOS due to unsafe use of Distributed Objects.

tags | exploit, local
advisories | CVE-2018-6084
SHA-256 | 822ce848f9f1b05721b777be30e35ae0e8bf4ac89fae50e6d3282fdb215603ce
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macOS AppleEmbeddedOSSupportHostClient::registerNotificationPort Use-After-Free
Posted Feb 8, 2018
Authored by Google Security Research, Ian Beer

The macOS kernel suffers from a use-after-free issue due to a lack of locking in AppleEmbeddedOSSupportHostClient::registerNotificationPort.

tags | exploit, kernel
advisories | CVE-2018-4083
SHA-256 | eec797130f52da70dd819480af48fe7a16912703424066995f6aff06c66f0548
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macOS 10.13 Kernel Memory Disclosure
Posted Jan 18, 2018
Authored by Google Security Research, Ian Beer

macOS version 10.13 suffers from a kernel memory disclosure due to lack of bounds checking in AppleIntelCapriController::getDisplayPipeCapability.

tags | exploit, kernel
advisories | CVE-2017-13878
SHA-256 | fb130620dcdb600a2ebb81e91fb99499f91f82761f79a1fbcc6eee1ab19cfe5d
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macOS / iOS Kernel IOSurfaceRootUserClient Double-Free
Posted Dec 12, 2017
Authored by Google Security Research, Ian Beer

macOS and iOS suffer from a kernel double free vulnerability due to IOSurfaceRootUserClient not respecting MIG ownership rules.

tags | exploit, kernel
systems | cisco, ios
advisories | CVE-2017-13861
SHA-256 | 4314c9b3d4d919fbf8280f16f7d8de49f26550f782ad1c352b5a319dee587e69
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XNU Kernel Memory Corruption
Posted Dec 12, 2017
Authored by Google Security Research, Ian Beer

The XNU kernel suffers from a memory corruption vulnerability due to an integer overflow in the __offsetof usage in posix_spawn on 32-bit platforms.

tags | exploit, overflow, kernel
advisories | CVE-2017-13876
SHA-256 | f7fc095e9ffc9005294cb0c5bdf1bae20905714fe9a1dccd5bb6d3e940f2bfd2
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macOS / iOS IOTimeSyncClockManagerUserClient Use-After-Free
Posted Dec 12, 2017
Authored by Google Security Research, Ian Beer

macOS / iOS suffer from multiple kernel use-after-free vulnerabilities due to incorrect IOKit object lifetime management in IOTimeSyncClockManagerUserClient.

tags | exploit, kernel, vulnerability
systems | cisco, ios
advisories | CVE-2017-13847
SHA-256 | 752bf8adfa42c1db21266f6817c3ff5c3ef4a4a157ab2fbb3882400fdc6fb035
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macOS AppleIntelCapriController::GetLinkConfig Kernel Code Execution
Posted Dec 12, 2017
Authored by Google Security Research, Ian Beer

The macOS kernel suffers from a code execution vulnerability due to a lack of bounds checking in AppleIntelCapriController::GetLinkConfig.

tags | exploit, kernel, code execution
advisories | CVE-2017-13875
SHA-256 | e6906ea2b28432c3baf84f42363204bf8884dc823824bf02ba0d05aa103772e9
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macOS / iOS Kernel Double Free
Posted Dec 12, 2017
Authored by Google Security Research, Ian Beer

macOS and iOS suffer from a kernel double free due to incorrect API usage in flow divert socket option handling.

tags | exploit, kernel
systems | cisco, ios
advisories | CVE-2017-13867
SHA-256 | 0b5dfcc9863d0ed99660566f6392ccc4d9189ce7b6334fa7a00773db58a29596
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XNU Kernel API Memory Disclosure
Posted Dec 12, 2017
Authored by Google Security Research, Ian Beer

There is a XNU kernel memory disclosure flaw caused by a bug in the kernel API for detecting kernel memory disclosures. No, this isn't a failure at writing a description.

tags | exploit, kernel
advisories | CVE-2017-13865
SHA-256 | ba49fa13feb0b9639612d9036d4af3a7b5d132687f6e588b7a54efb2a037d8ed
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macOS / iOS xpc_data Objects Sandbox Escapes
Posted Aug 2, 2017
Authored by Google Security Research, Ian Beer

macOS and iOS sandbox escapes and privilege escalation vulnerabilities exist due to unexpected shared memory-backed xpc_data objects.

tags | exploit, vulnerability
systems | cisco, ios
advisories | CVE-2017-7047
SHA-256 | 405eaaf340b03d53f3015ef4449fe9eaf691f0e32d6d231209f1632dfa391afd
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MacOS/iOS Userspace Entitlement Checking Race Condition
Posted Jun 12, 2017
Authored by Google Security Research, Ian Beer

MacOS and iOS suffer from a userspace entitlement race condition.

tags | exploit
systems | ios
advisories | CVE-2017-7004
SHA-256 | 4ebafbb5739c54a9e9cc89090e800144ff08cbe890ca0a497d69232449556a6c
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Microsoft MsMpEng GC Engine Use-After-Free
Posted May 31, 2017
Authored by Google Security Research, Ian Beer

Microsoft Windows MsMpEng suffers from a remotely exploitable use-after-free vulnerability due to a design issue in the GC engine.

tags | exploit
systems | windows
advisories | CVE-2017-8540
SHA-256 | d279bd01ec69e2a865d0f1da9c97d28f84fd74c96f36a4000b1826c9ad115979
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Apple MacOS HIServices Privilege Escalation
Posted May 24, 2017
Authored by Google Security Research, Ian Beer

Apple MacOS suffers from a local elevation of privilege vulnerability due to a lack of bounds checking in HIServices custom CFObject serialization.

tags | exploit, local
systems | apple
advisories | CVE-2017-6978
SHA-256 | 1aa8e11c6dd2564941d452637180beeaffbdf5025cab2320d31049cd5d306643
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