CVE-2018-10840 describes a heap-based buffer overflow in the Linux kernel's ext4 filesystem, specifically within the ext4_xattr_set_entry() function. This vulnerability affects various Linux distributions, including Canonical, Red Hat, and generic Linux kernel versions. It carries a CVSS score of 6.6 (Medium), indicating that a local attacker with low privileges could achieve high confidentiality, integrity, and availability impacts by operating on a specially crafted ext4 image. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | ||
14.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | ||
18.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 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 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.