CVE-2017-18344 is an out-of-bounds read vulnerability in the Linux kernel, specifically affecting versions before 4.14.8, impacting Canonical, Linux, and Red Hat distributions. This flaw, residing in the timer_create syscall implementation, allows a local attacker to read arbitrary kernel memory by exploiting improper validation of the sigevent->sigev_notify field when /proc/$PID/timers is accessed. With a CVSS score of 5.5 (Medium), it requires local access and has high confidentiality impact but no integrity or availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.14.8CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
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:*:*:*:lts:*:*:* | ||
2.0CPE matchmatch criteria | cpe:2.3:a:redhat:mrg_realtime:2.0:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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.