CVEvulnerability
CVE-2018-14775
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2018-08-01
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.5 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.9 MEDIUM — AV:L/AC:L/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-20
Description
tss_alloc in sys/arch/i386/i386/gdt.c in OpenBSD 6.2 and 6.3 has a Local Denial of Service (system crash) due to incorrect I/O port access control on the i386 architecture.
Affected configurations
• openbsd openbsd 6.2
• openbsd openbsd 6.3
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c Issue Tracking, Patch, Vendor Advisory
- http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c.diff?r1=1.37&r2=1.37.8.1&f=h Patch, Vendor Advisory
- http://www.securitytracker.com/id/1041550 Third Party Advisory, VDB Entry
- https://ftp.openbsd.org/pub/OpenBSD/patches/6.2/common/020_ioport.patch.sig Patch, Vendor Advisory
- https://ftp.openbsd.org/pub/OpenBSD/patches/6.3/common/015_ioport.patch.sig Patch, Vendor Advisory
- http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c Issue Tracking, Patch, Vendor Advisory
- http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c.diff?r1=1.37&r2=1.37.8.1&f=h Patch, Vendor Advisory
- http://www.securitytracker.com/id/1041550 Third Party Advisory, VDB Entry
- https://ftp.openbsd.org/pub/OpenBSD/patches/6.2/common/020_ioport.patch.sig Patch, Vendor Advisory
- https://ftp.openbsd.org/pub/OpenBSD/patches/6.3/common/015_ioport.patch.sig Patch, Vendor Advisory