CVE-2017-18200 describes a denial-of-service vulnerability in the Linux kernel's f2fs file system implementation prior to version 4.14. This flaw, stemming from mishandled reference counts during f2fs_wait_discard_bios calls, allows local users to trigger a kernel BUG, as demonstrated by the fstrim utility. Rated Medium severity (CVSS 5.5), it requires local access and has a high impact on availability, but no impact on confidentiality or integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 4.13CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
No social media mentions found for this CVE.
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No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.