CVE-2017-18204: Medium severity Linux Linux kernel vulnerability
Last updated 4 July 2026
Other sources
The ocfs2setattr function in fs/ocfs2/file.c in the Linux kernel before 4.14.2 allows local users to cause a denial of service (deadlock) via DIO requests.
— Launchpad
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 5.10.223-1Fixed in 5.10.262-1Fixed in 6.1.176-1Fixed in 6.1.180-1Fixed in 6.12.94-1Fixed in 6.12.101-1Fixed in 7.1.8-1Fixed in 7.1.8-2 - Upgrade
Upgrade
Linux kernel ocfs2 (fs/ocfs2/file.c)to a version that resolves this vulnerability.Fixed in 4.14.2
Event History
Frequently Asked Questions
What is the severity of CVE-2017-18204?
CVE-2017-18204 is a local denial of service vulnerability that can cause a deadlock in the Linux kernel.
How do I fix CVE-2017-18204?
To mitigate CVE-2017-18204, upgrade to a patched version of the Linux kernel, specifically versions 5.10.223-1, 5.10.226-1, 6.1.123-1, 6.1.119-1, or 6.12.10-1.
Which versions of the Linux kernel are affected by CVE-2017-18204?
CVE-2017-18204 affects the Linux kernel versions prior to 4.14.2.
What is the impact of CVE-2017-18204?
The impact of CVE-2017-18204 is that it allows local users to trigger a denial of service by causing system deadlock.
Is CVE-2017-18204 exploitable remotely?
CVE-2017-18204 is not remotely exploitable as it requires local user access to the system.