CVE-2017-5856 describes a memory leak vulnerability in QEMU's megasas_handle_dcmd function, affecting Debian and QEMU products. A local, privileged guest OS user can trigger a denial of service by sending MegaRAID Firmware Interface (MFI) commands with an oversized sglist, leading to host memory exhaustion. Rated as MEDIUM severity (CVSS 6.5), this vulnerability has a low attack complexity and requires local access, but can result in high availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage for this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.8.1.1CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
No social media mentions found for this CVE.
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.