CVE-2017-2456: Race Condition
Kernel. A race condition was addressed through improved memory handling.
Other sources
An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves the "Kernel" component. A race condition allows attackers to execute arbitrary code in a privileged context via a crafted app.
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Apple iOS and iPadOSto a version that resolves this vulnerability.Fixed in 10.3
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2017-2397
- CVE-2017-2430
- CVE-2017-2462
- CVE-2017-2379
- CVE-2017-2417
- CVE-2017-2444
- CVE-2017-2435
- CVE-2017-2450
- CVE-2017-2461
- CVE-2017-2414
- CVE-2017-2487
- CVE-2017-2406
- CVE-2017-2407
- CVE-2017-2439
- CVE-2017-2434
- CVE-2017-2428
- CVE-2017-2416
- CVE-2017-2432
- CVE-2017-2467
- CVE-2016-3619
- CVE-2017-2412
- CVE-2017-2491
- CVE-2017-2492
- CVE-2017-2398
- CVE-2017-2401
- CVE-2017-2440
- CVE-2017-2456
- CVE-2017-2472
- CVE-2017-2473
- CVE-2017-2474
- CVE-2017-2478
- CVE-2017-2482
- CVE-2017-2483
- CVE-2017-2490
- CVE-2017-2458
- CVE-2017-2448
- CVE-2017-2390
- CVE-2017-2441
- CVE-2017-5029
- CVE-2017-2399
- CVE-2017-2484
- CVE-2017-2380
- CVE-2017-2404
- CVE-2017-2376
- CVE-2017-2384
- CVE-2017-2389
- CVE-2017-2453
- CVE-2017-2393
- CVE-2017-2400
- CVE-2017-6976
- CVE-2017-2423
- CVE-2017-2451
- CVE-2017-2485
- CVE-2017-2452
- CVE-2017-2378
- CVE-2017-2486
- CVE-2017-2386
- CVE-2017-2394
- CVE-2017-2396
- CVE-2016-9642
- CVE-2017-2395
- CVE-2017-2454
- CVE-2017-2455
- CVE-2017-2457
- CVE-2017-2459
- CVE-2017-2460
- CVE-2017-2464
- CVE-2017-2465
- CVE-2017-2466
- CVE-2017-2468
- CVE-2017-2469
- CVE-2017-2470
- CVE-2017-2476
- CVE-2017-2481
- CVE-2017-2415
- CVE-2017-2419
- CVE-2016-9643
- CVE-2017-2424
- CVE-2017-2433
- CVE-2017-2364
- CVE-2017-2367
- CVE-2017-2445
- CVE-2017-2446
- CVE-2017-2447
- CVE-2017-2463
- CVE-2017-2471
- CVE-2017-2475
- CVE-2017-2479
- CVE-2017-2480
- CVE-2017-2493
- CVE-2017-2442
- CVE-2017-2377
- CVE-2017-2405
Frequently Asked Questions
What is the severity of CVE-2017-2456?
CVE-2017-2456 has been assessed with a high severity due to the potential for exploitation leading to unauthorized access or system crashes.
How do I fix CVE-2017-2456?
To fix CVE-2017-2456, update your affected Apple device to iOS 10.3, macOS 10.12.4, tvOS 10.2, or watchOS 3.2 or later.
Which Apple products are affected by CVE-2017-2456?
CVE-2017-2456 affects iOS prior to 10.3, macOS prior to 10.12.4, tvOS prior to 10.2, and watchOS prior to 3.2.
What type of issue does CVE-2017-2456 represent?
CVE-2017-2456 represents a race condition in the kernel that can lead to various vulnerabilities in the affected systems.
Is there a workaround for CVE-2017-2456?
There are no specific workarounds for CVE-2017-2456 apart from applying the relevant updates to the affected Apple devices.