Vulnerability Details : CVE-2019-6205
A memory corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, tvOS 12.1.2. A malicious application may cause unexpected changes in memory shared between processes.
Vulnerability category: Memory Corruption
Products affected by CVE-2019-6205
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-6205
0.25%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 66 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-6205
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2019-6205
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-6205
-
https://support.apple.com/HT209447
About the security content of tvOS 12.1.2 - Apple SupportVendor Advisory
-
http://www.securityfocus.com/bid/106695
Apple macOS/tvOS/iOS Multiple Memory Corruption VulnerabilitiesThird Party Advisory
-
https://www.exploit-db.com/exploits/46299/
macOS < 10.14.3 / iOS < 12.1.3 XNU - 'vm_map_copy' Optimization which Requires Atomicity isn't AtomicExploit;Third Party Advisory;VDB Entry
-
http://packetstormsecurity.com/files/156051/XNU-vm_map_copy-Insufficient-Fix.html
XNU vm_map_copy Insufficient Fix ≈ Packet Storm
-
https://support.apple.com/HT209446
About the security content of macOS Mojave 10.14.3, Security Update 2019-001 High Sierra, Security Update 2019-001 Sierra - Apple SupportVendor Advisory
-
https://support.apple.com/HT209443
About the security content of iOS 12.1.3 - Apple SupportVendor Advisory
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