CVE-2019-9857

kernel: memory leak in inotify_update_existing_watch() leads to denial of service

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Severity

Moderate

Red Hat Product Security

5.7

CVSS 3.0

Review impact separately from score.

Published · March 2, 2019

Updated · June 28, 2026

Description

A flaw in the inotify subsystem can allow a local attacker to create a denial of service (DOS) situation in which the memory use of watches on existing watchpoints were not accounted for correctly.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 5.7
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-400 · Uncontrolled Resource Consumption