CVE-2017-11473 is a buffer overflow vulnerability in the Linux kernel, specifically affecting versions through 3.2, including Canonical and Ubuntu distributions. This flaw resides in the mp_override_legacy_irq() function and can be exploited by a local attacker using a crafted ACPI table. With a CVSS score of 7.8 (High), successful exploitation could lead to high confidentiality, integrity, and availability impacts, allowing for privilege escalation with low attack complexity and no user interaction. There is currently no public exploit code available (Metasploit, Nuclei, ExploitDB), and it is not listed in CISA's KEV catalog, indicating no active exploitation. Community discussion and media coverage are minimal, suggesting low public awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.2.95CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 3.3, < 3.16.50CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 3.17, < 3.18.63CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 3.19, < 4.1.44CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.2, < 4.4.79CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
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.