CVE-2015-8551 describes a denial-of-service vulnerability in the PCI backend driver of Xen, affecting x86 systems running Linux kernels 3.1.x through 4.3.x as the driver domain. A local guest administrator with access to a passed-through MSI/MSI-X capable PCI device can trigger a NULL pointer dereference and crash the host OS through crafted XEN_PCI_OP_* operations. This vulnerability has a CVSSv3.1 score of 6.0 (Medium), indicating a local attack vector with low complexity, requiring high privileges, and resulting in high availability impact. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.1, <= 3.1.10CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.3.0, <= 4.3.6CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
13.1CPE matchmatch criteria | cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/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.