A use after free issue was addressed with improved memory management. This issue is fixed in macOS Mojave 10.14.4. An application may be able to gain elevated privileges.
Published 2019-12-18 18:15:24
Updated 2019-12-20 23:00:58
Source Apple Inc.
View at NVD,   CVE.org
Vulnerability category: Memory Corruption

CVE-2019-8526 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Apple macOS Use-After-Free Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Apple macOS contains a use-after-free vulnerability that could allow for privilege escalation.
Notes:
https://support.apple.com/en-us/HT209600
Added on 2023-04-17 Action due date 2023-05-08

Exploit prediction scoring system (EPSS) score for CVE-2019-8526

Probability of exploitation activity in the next 30 days: 0.14%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 49 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2019-8526

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
7.2
HIGH AV:L/AC:L/Au:N/C:C/I:C/A:C
3.9
10.0
NIST
7.8
HIGH CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1.8
5.9
NIST

CWE ids for CVE-2019-8526

  • Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-8526

Products affected by CVE-2019-8526

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