CVE-2016-3135 is an integer overflow vulnerability in the Linux kernel's netfilter component (xt_alloc_table_info function) affecting 32-bit platforms, including various Canonical and Linux distributions. This flaw allows local users to achieve privilege escalation or trigger a denial of service through heap memory corruption via a crafted IPT_SO_SET_REPLACE setsockopt 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. While not listed in CISA's KEV catalog and showing no active exploitation or community discussion, a public exploit (EDB-39545) exists, indicating the potential for exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.2, < 4.4.21CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.5, < 4.6CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
14.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | ||
15.10CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* | ||
16.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* |
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.