CVE-2018-20669

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.57% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 47.2% of scored records. A rank, not a probability.

NVD base score

7.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-03-18 16:33Z7 YR AGO

Last updated

2024-08-05 12:05Z2 YR AGO

Reserved

2019-01-03

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-20Improper Input ValidationClass
• CWE-822Untrusted Pointer DereferenceBase

Data version

5.1

Document digest

2cdaabd79fcafec4208c59a74afae8a98ada94e19cd66c1ee0da029a03ced97f

• www.securityfocus.com106748http://www.securityfocus.com/bid/106748vdb-entryx_refsource_BID
• git.kernel.orghttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/log/drivers/gpu/drm/i915/i915_gem_execbuffer.cx_refsource_MISC
• lists.opensuse.org[opensuse-security-announce] 20190218 [security-announce] openSUSE-SU-2019:0203-1: important: Security update for the Linux Kernelhttp://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.htmlmailing-listx_refsource_MLIST
• www.openwall.com[oss-security] 20190123 Linux Kernel: Missing access_ok() checks in IOCTL function (gpu/drm/i915 Driver)http://www.openwall.com/lists/oss-security/2019/01/23/6mailing-listx_refsource_MLIST
• access.redhat.comhttps://access.redhat.com/security/cve/cve-2018-20669x_refsource_MISC
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20190404-0002/x_refsource_CONFIRM
• support.f5.comhttps://support.f5.com/csp/article/K32059550x_refsource_CONFIRM
• usn.ubuntu.comUSN-4485-1https://usn.ubuntu.com/4485-1/vendor-advisoryx_refsource_UBUNTU