CVE-2016-5126 describes a heap-based buffer overflow in the iscsi_aio_ioctl function within QEMU, impacting various distributions including Canonical, Debian, Oracle, and Red Hat. This vulnerability allows local guest OS users to trigger a denial of service or potentially execute arbitrary code through a crafted iSCSI asynchronous I/O ioctl call. With a CVSS score of 7.8 (HIGH), it presents a significant risk due to its low attack complexity and high impact on confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code, or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.6.2CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* | ||
12.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* | ||
14.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* | ||
16.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | ||
7CPE matchmatch criteria | cpe:2.3:o:oracle:linux:7:-:*:*:*:*:*:* |
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.