CVE-2017-18269 describes a critical vulnerability in the GNU C Library (glibc) versions 2.21 through 2.27, specifically within an SSE2-optimized memmove implementation for i386. This flaw, affecting products like GNU glibc and Linux kernel, allows for incorrect overlapping memory checks, leading to data corruption during copy operations. With a CVSS score of 9.8 (Critical), the vulnerability is easily exploitable over the network with low complexity, potentially leading to information disclosure, denial of service, or even remote code execution. Despite its severity, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.21, <= 2.27CPE matchmatch criteria | cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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.