CVE-2018-13093 describes a NULL pointer dereference vulnerability in the Linux kernel's XFS filesystem module (fs/xfs/xfs_icache.c) affecting versions through 4.17.3. This flaw, categorized as CWE-476, can lead to a system panic during pathwalks on a corrupted XFS image due to improper validation of cached inodes. With a CVSS score of 5.5 (Medium), it requires local access and user interaction (e.g., mounting a malicious XFS image) to trigger a denial of service (system crash). There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, suggesting a low current threat level.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 4.17.3CPE 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:N/UI:R/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
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.