CVE-2014-8086 describes a race condition in the Linux kernel's ext4 filesystem, specifically within the ext4_file_write_iter function, affecting Linux kernel versions up to 3.17 and various SUSE Linux Enterprise Server products. This vulnerability allows a local attacker to trigger a denial of service by combining a write operation with an F_SETFL fcntl operation using the O_DIRECT flag. Rated with a CVSS score of 4.7 (Medium), it requires low privileges and high attack complexity, leading to a high impact on availability. There is no evidence of active exploitation, public exploit code, or significant community discussion, indicating a low likelihood of widespread exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.17CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
11CPE matchmatch criteria | cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp2:*:*:ltss:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
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The average CVE in this peer group has 0.4 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.