The Bluetooth subsystem in QEMU mishandles negative values for length variables, leading to memory corruption.
Published 2018-12-06 23:29:01
Updated 2020-12-14 20:19:37
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowMemory Corruption

Exploit prediction scoring system (EPSS) score for CVE-2018-19665

Probability of exploitation activity in the next 30 days: 0.06%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 23 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2018-19665

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
2.7
LOW AV:A/AC:L/Au:S/C:N/I:N/A:P
5.1
2.9
NIST
5.7
MEDIUM CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
2.1
3.6
NIST

CWE ids for CVE-2018-19665

  • The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2018-19665

Products affected by CVE-2018-19665

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