CVE-2018-5344
HighIn the Linux kernel through 4.14.13, drivers/block/loop.c mishandles lo_release serialization, which allows attackers to cause a denial of service (__lock_acquire use-after-free) or possibly have unspecified other impact.
CVSS 3.0 score
7.8
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type
CWE-362CVE-2018-5344 is a Race Condition vulnerability
What is Race Condition?
The product contains a code sequence that can run concurrently with other code, creating unexpected states. Learn more on MITRE CWE
References
The following references provide additional information about CVE-2018-5344 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
-
Securityfocushttp://www.securityfocus.com/bid/102503Third Party Advisory VDB Entry
-
Third Party Advisory
-
Third Party Advisory
-
Third Party Advisory
-
Ubuntu Securityhttps://usn.ubuntu.com/3583-1/Third Party Advisory
-
Ubuntu Securityhttps://usn.ubuntu.com/3583-2/Third Party Advisory
-
Ubuntu Securityhttps://usn.ubuntu.com/3617-1/Third Party Advisory
-
Ubuntu Securityhttps://usn.ubuntu.com/3617-2/Third Party Advisory
-
Ubuntu Securityhttps://usn.ubuntu.com/3617-3/Third Party Advisory
-
Ubuntu Securityhttps://usn.ubuntu.com/3619-1/Third Party Advisory
-
Ubuntu Securityhttps://usn.ubuntu.com/3619-2/Third Party Advisory
-
Ubuntu Securityhttps://usn.ubuntu.com/3632-1/Third Party Advisory
-
PatchKernel patch commithttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ae6650163c66a7eff1acd6eb8b0f752dcfa8eba5
-
PatchKernel patch commithttps://github.com/torvalds/linux/commit/ae6650163c66a7eff1acd6eb8b0f752dcfa8eba5
Frequently asked questions
-
What is CVE-2018-5344?
CVE-2018-5344 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as a Race Condition flaw (CWE-362) . CVE-2018-5344 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
-
What is the CVSS score for CVE-2018-5344?
CVE-2018-5344 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.0). The vector string is
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. -
Is there a patch available for CVE-2018-5344?
No patch is currently available for CVE-2018-5344. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
-
Is CVE-2018-5344 actively exploited?
No — CVE-2018-5344 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
-
What is Race Condition (CWE-362)?
The product contains a code sequence that can run concurrently with other code, creating unexpected states. View CWE-362 on MITRE CWE →