CVE-2016-1575 describes a privilege escalation vulnerability in the Linux kernel's overlayfs implementation, affecting various Canonical and Linux distributions. This flaw allows local users to gain privileges by manipulating POSIX ACL xattr data within a group-writable setgid directory. With a CVSS score of 7.8 (High), it presents a significant risk due to its low attack complexity and potential for complete compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, an exploit for Ubuntu 14.04/15.10 exists on ExploitDB, indicating practical exploitability despite minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 4.5.2CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
15.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_core:15.04:*:*:*:*:*:*:* | ||
12.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* | ||
14.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | ||
15.10CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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.