CVE-2011-1751 describes a use-after-free vulnerability in the PIIX4 Power Management emulation within qemu-kvm, specifically affecting the pciej_write function. A privileged guest user can trigger a denial of service (guest crash) and potentially execute arbitrary code by sending a crafted value to a specific I/O port, leading to an improper unplugging of the PCI-ISA bridge. The vulnerability has a CVSS score of 7.4, indicating high severity with an adjacent network attack vector, medium complexity, and complete impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, no known public exploit code (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.1.0CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:0.1.0:*:*:*:*:*:*:* | ||
0.1.1CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:0.1.1:*:*:*:*:*:*:* | ||
0.1.2CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:0.1.2:*:*:*:*:*:*:* | ||
0.1.3CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:0.1.3:*:*:*:*:*:*:* | ||
0.1.4CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:0.1.4:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:A/AC:M/Au:S/C:C/I:C/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 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.