CVE-2018-10902
linux - security update
7.8
HIGH
CVSS 3.1
EPSS 0.04%
Description
It was found that the raw midi kernel driver does not protect against concurrent access which leads to a double realloc (double free) in snd_rawmidi_input_params() and snd_rawmidi_output_status() which are part of snd_rawmidi_ioctl() handler in rawmidi.c file. A malicious local attacker could possibly use this for privilege escalation.
How to fix CVE-2018-10902
To remediate CVE-2018-10902, upgrade the affected package to a fixed version below.
- —upgrade to 4.17.15-1 or later
- —upgrade to 4.9.110-3+deb9u5 or later
- —upgrade to 4.9.110-3+deb9u5~deb8u1 or later
Is CVE-2018-10902 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 4.17.15-1
- from 0, < 4.9.110-3+deb9u5
- from 0, < 4.9.110-3+deb9u5~deb8u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |