Out-of-bounds Read in Linux Kernel
CVE-2019-15918
An issue was discovered in the Linux kernel before 5.0.10. SMB2_negotiate in fs/cifs/smb2pdu.c has an out-of-bounds read because data structures are incompletely updated after a change from smb30 to smb21.
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: 0.006 (47.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Linux Kernel
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
Weakness classification (CWE)
References
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.10 (Release Notes, Vendor Advisory)
- github.com/torvalds/linux/commit/b57a55e2200ede754e4dc9cce4ba9402544b9365 (Patch, Third Party Advisory)
- security.netapp.com/advisory/ntap-20191004-0001/ (Third Party Advisory)
- usn.ubuntu.com/4162-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4162-2/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-15918?
- CVE-2019-15918 is a high-severity vulnerability in Linux Kernel, classified under Out-of-bounds Read. CVSS score: 7.8/10. Published 2019-09-04.
- How severe is CVE-2019-15918?
- High severity. CVSS v3 base score is 7.8 out of 10.