CVE-2014-8086

Description

Race condition in the ext4_file_write_iter function in fs/ext4/file.c in the Linux kernel through 3.17 allows local users to cause a denial of service (file unavailability) via a combination of a write action and an F_SETFL fcntl operation for the O_DIRECT flag.

Weakness classification

• CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Primary references

• cve@mitre.org — Mailing List, Third Party Advisory
• cve@mitre.org — Third Party Advisory
• cve@mitre.org — Third Party Advisory
• cve@mitre.org — Mailing List, Third Party Advisory
• cve@mitre.org — Third Party Advisory, VDB Entry
• cve@mitre.org — Exploit, Mailing List, Third Party Advisory
• cve@mitre.org — Mailing List, Patch, Third Party Advisory
• cve@mitre.org — Issue Tracking, Patch, Third Party Advisory
• cve@mitre.org — Third Party Advisory, VDB Entry
• cve@mitre.org — Exploit, Mailing List, Third Party Advisory
• cve@mitre.org — Exploit, Mailing List, Third Party Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory