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Files from ianbeer

First Active2015-09-14
Last Active2019-01-31
iOS / MacOS PF_KEY Kernel Heap Overflow
Posted Jan 31, 2019
Authored by Google Security Research, ianbeer

iOS and MacOS suffer from a kernel heap overflow in PF_KEY due to lack of bounds checking when retrieving statistics.

tags | exploit, overflow, kernel
systems | ios
advisories | CVE-2019-6213
MD5 | 09930d55fbbd4be1e53ae5ebe0b2a4bf
XNU vm_map_copy Optimization Issue
Posted Jan 31, 2019
Authored by Google Security Research, ianbeer

XNU vm_map_copy optimization which requires atomicity is not atomic. This violates the semantics of mach message OOL memory, and leads to TOCTOU issues which can lead to memory corruption.

tags | exploit
advisories | CVE-2019-6205
MD5 | de2284e251a10f0384f76a0857085c48
iOS / MacOS iohideventsystem Sandbox Escape
Posted Jan 31, 2019
Authored by Google Security Research, ianbeer

iOS and MacOS suffers from sandbox escape vulnerabilities due to type confusions and memory safety issues in iohideventsystem.

tags | exploit, vulnerability
systems | ios
advisories | CVE-2019-6214
MD5 | 182ae62c76265741d73f711225502a7f
MacOS 10.14.1 libxpc Deallocation
Posted Jan 31, 2019
Authored by Google Security Research, ianbeer

libxpc on MacOS version 10.14.1 suffers from an arbitrary mach port name deallocation in XPC services due to invalid mach message parsing in _xpc_serializer_unpack.

tags | exploit, arbitrary
advisories | CVE-2019-6218
MD5 | 5aaf10f078ba260537df0d15456c6e15
Apple Intel GPU Driver Use-After-Free / Double-Delete
Posted Oct 19, 2018
Authored by Google Security Research, ianbeer

The Apple Intel GPU driver suffers from use-after-free and double-delete issues due to bad locking.

tags | advisory
systems | apple
advisories | CVE-2018-4334
MD5 | b351e27cbcb6569d7e176048b1d1639f
iOS / macOS HID Event System Sandbox Escape
Posted Oct 19, 2018
Authored by Google Security Research, ianbeer

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
MD5 | d02085ca3eebe96590a6bfad12954bf6
iOS copyin Check Kernel Stack Memory Disclosure
Posted Oct 19, 2018
Authored by Google Security Research, ianbeer

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
MD5 | dabae5d2d2f7dfbc02093d00e56e96e6
iOS / macOS MIG Object Lifetime Semantics Sandbox Escape
Posted Oct 19, 2018
Authored by Google Security Research, ianbeer

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
MD5 | b9de50e80a2ea80f7f9468bd16b597e3
iOS / macOS MIG Sandbox Escape
Posted Oct 19, 2018
Authored by Google Security Research, ianbeer

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
MD5 | 4f22a8f810b85991d35e76ab7b9861b4
iOS / macOS IOHIDResourceQueue::enqueueReport Integer Overflow
Posted Oct 19, 2018
Authored by Google Security Research, ianbeer

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

tags | advisory, overflow, kernel
MD5 | eaf771ae19474d20de705e51b77b51d3
iOS / macOS Mach Message Sandbox Escape
Posted Oct 19, 2018
Authored by Google Security Research, ianbeer

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

tags | advisory
systems | ios
MD5 | 212667e2b57588da87c0742e251ac563
iOS Kernel Personas Use-After-Free
Posted Oct 19, 2018
Authored by Google Security Research, ianbeer

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
MD5 | 00aa8ae882f2b6020f3e4a12749da1ee
macOS / iOS Kernel Heap Overflow
Posted Jun 5, 2018
Authored by Google Security Research, ianbeer

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
MD5 | 8bc2ddee4be107c0fed7f5978e377f2c
XNU Kernel MPTCP Head Overflow
Posted Jun 5, 2018
Authored by Google Security Research, ianbeer

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

tags | exploit, overflow, kernel
advisories | CVE-2018-4241
MD5 | 449d61519abf2905830578f282b2544c
macOS Kernel Use-After-Free
Posted Jun 5, 2018
Authored by Google Security Research, ianbeer

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
MD5 | 9df96b20c281d23bcd8105e681608b33
macOS Double mach_port_deallocate In kextd
Posted May 1, 2018
Authored by Google Security Research, ianbeer

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
MD5 | 3ed950f3129994df12395fa85baf3812
macOS/iOS ReportCrash Mach Port Replacement
Posted May 1, 2018
Authored by Google Security Research, ianbeer

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
MD5 | afd5e9434d99e4e48e8d1ec634a2c115
Google Software Updater Local Privilege Escalation
Posted Mar 21, 2018
Authored by Google Security Research, ianbeer

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
MD5 | f4d7f01c4f93843dc53c45e1355f3101
macOS AppleEmbeddedOSSupportHostClient::registerNotificationPort Use-After-Free
Posted Feb 8, 2018
Authored by Google Security Research, ianbeer

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
MD5 | ea0f5075fd72108cc6b63fbdbbf36665
macOS 10.13 Kernel Memory Disclosure
Posted Jan 18, 2018
Authored by Google Security Research, ianbeer

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
MD5 | 64dd02ddcdb2646e983a2c6616d02c4a
macOS / iOS Kernel IOSurfaceRootUserClient Double-Free
Posted Dec 12, 2017
Authored by Google Security Research, ianbeer

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
MD5 | 184f6e2345e9d5d30fb5251e4ff335fc
XNU Kernel Memory Corruption
Posted Dec 12, 2017
Authored by Google Security Research, ianbeer

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
MD5 | c638f3dbcc9363560aaf17fa6e01b0a5
macOS / iOS IOTimeSyncClockManagerUserClient Use-After-Free
Posted Dec 12, 2017
Authored by Google Security Research, ianbeer

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
MD5 | 91c42e10c5af4753d52cffa762abd8ac
macOS AppleIntelCapriController::GetLinkConfig Kernel Code Execution
Posted Dec 12, 2017
Authored by Google Security Research, ianbeer

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
MD5 | 5ae7dba93f843e9011a2eeac188240d3
macOS / iOS Kernel Double Free
Posted Dec 12, 2017
Authored by Google Security Research, ianbeer

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
MD5 | adea43dc13c8a03941deec88ab491ec2
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