Buffer overflow in Linux Kernel
CVE-2018-16276
An issue was discovered in yurex_read in drivers/usb/misc/yurex.c in the Linux kernel before 4.17.7. Local attackers could use user access read/writes with incorrect bounds checking in the yurex USB driver to crash the kernel or potentially escalate privileges.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (36.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel
- Canonical Ubuntu Linux — versions 12.04, 14.04, 16.04
- Debian Linux — versions 8.0, 9.0
Weakness classification (CWE)
References
- usn.ubuntu.com/3776-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3776-2/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3847-1/ (vendor-advisory, Third Party Advisory)
- github.com/torvalds/linux/commit/f1e255d60ae66a9f672ff9a207ee6cd8e33d2679 (Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2018/10/msg00003.html (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/3847-2/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3849-1/ (vendor-advisory, Third Party Advisory)
- bugzilla.suse.com/show_bug.cgi (Issue Tracking)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
- usn.ubuntu.com/3849-2/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-16276?
- CVE-2018-16276 is a high-severity vulnerability in Linux Kernel, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-08-31.
- How severe is CVE-2018-16276?
- High severity. CVSS v3 base score is 7.8 out of 10.