CVE-2018-20961

Advisory lineage Upstream: 0 Downstream: 3
Modified
Published: 07 Aug 2019, 14:48
Last modified:05 Aug 2024, 12:19

Vulnerability Summary

Overall Risk (default)
critical
90/100
CVSS Score
10 HIGH
v2.0 (nvd)
EPSS Score
7.8% LOW
8% probability +2.03%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

07 Aug 2019, 14:48
Published
Vulnerability first disclosed
05 Aug 2024, 12:19
Last Modified
Vulnerability information updated

Description

In the Linux kernel before 4.16.4, a double free vulnerability in the f_midi_set_alt function of drivers/usb/gadget/function/f_midi.c in the f_midi driver may allow attackers to cause a denial of service or possibly have unspecified other impact.

CVSS Metrics

  • v3.1•CRITICAL•Score: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • v2.0•HIGH•Score: 10AV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS Trends

Current EPSS score: 7.80%• Percentile: 92%

Techniques & Countermeasures

  • CWE-415•Double Free

    The product calls free() twice on the same memory address.

Affected Systems

  • linux•linux_kernel

    ≥ 4.4, < 4.4.190 | ≥ 4.5, < 4.9.96 | ≥ 4.10, < 4.14.36 | ≥ 4.15.0, < 4.16.4

References (10)