CVE - CVE-2018-20669

CVE-ID
CVE-2018-20669	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
An 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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
BID:106748 URL:http://www.securityfocus.com/bid/106748 CONFIRM:https://security.netapp.com/advisory/ntap-20190404-0002/ CONFIRM:https://support.f5.com/csp/article/K32059550 MISC:http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/log/drivers/gpu/drm/i915/i915_gem_execbuffer.c MISC:https://access.redhat.com/security/cve/cve-2018-20669 MLIST:[opensuse-security-announce] 20190218 [security-announce] openSUSE-SU-2019:0203-1: important: Security update for the Linux Kernel URL:http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.html MLIST:[oss-security] 20190123 Linux Kernel: Missing access_ok() checks in IOCTL function (gpu/drm/i915 Driver) URL:http://www.openwall.com/lists/oss-security/2019/01/23/6 UBUNTU:USN-4485-1 URL:https://usn.ubuntu.com/4485-1/
Assigning CNA
MITRE Corporation
Date Record Created
20190103	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20190103)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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