CVE-2018-20669

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Summary

CVECVE-2018-20669
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-03-21 16:00:00 UTC
Updated2023-04-11 18:16:00 UTC
DescriptionAn issue where a provided address with access_ok() is not checked was discovered in i915_gem_execbuffer2_ioctl in drivers/gpu/drm/i915/i915_gem_execbuffer.c in the Linux kernel through 4.19.13. A local attacker can craft a malicious IOCTL function call to overwrite arbitrary kernel memory, resulting in a Denial of Service or privilege escalation.

Risk And Classification

Problem Types: CWE-20

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Linux Linux Kernel All All All All
Operating System Linux Linux Kernel All All All All
Hardware Netapp Cn1610 - All All All
Operating System Netapp Cn1610 Firmware - All All All
Application Netapp Hci Management Node - All All All
Application Netapp Snapprotect - All All All
Application Netapp Solidfire - All All All

References

ReferenceSourceLinkTags
[security-announce] openSUSE-SU-2019:0203-1: important: Security update MLIST lists.opensuse.org Mailing List, Third Party Advisory
oss-security - Linux Kernel: Missing access_ok() checks in IOCTL function (gpu/drm/i915 Driver) MLIST www.openwall.com Exploit, Mailing List, Patch, Third Party Advisory
support.f5.com/csp/article/K32059550 CONFIRM support.f5.com
CVE-2018-20669 - Red Hat Customer Portal MISC access.redhat.com Third Party Advisory
Linux Kernel CVE-2018-20669 Local Privilege Escalation Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
kernel/git/torvalds/linux.git - Linux kernel source tree MISC git.kernel.org Release Notes, Vendor Advisory
March 27th 2019 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product Security CONFIRM security.netapp.com
USN-4485-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 376899 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX2-SA-2019:0049)
  • 750508 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2020:2193-1)
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