Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000618)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000618 advisory. arch/x86/kernel/entry64.S in the Linux kernel before 3.17.5 does not properly handle faults associated with the Stack Segment SS segment register, which allows local...

EUVD-2016-10195

Malware in sbrugna...

SUSE CVE-2016-9385

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

CVE-2016-9385

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

DEBIAN-CVE-2016-9385

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

CVE-2016-9385

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

ALPINE-CVE-2016-9385

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

CVE-2016-9385

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

CVE-2016-9385

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

CVE-2016-9385

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

CVE-2016-9385

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

CVE-2016-9385: Improper Input Validation

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

Security update for xen (important)

xen was updated to version 4.7.1 to fix 17 security issues. These security issues were fixed: - CVE-2016-9637: ioport array overflow allowing a malicious guest administrator can escalate their privilege to that of the host bsc1011652. - CVE-2016-9386: x86 null segments were not always treated as...

Debian DSA-3729-1 : xen - security update

Multiple vulnerabilities have been discovered in the Xen hypervisor. The Common Vulnerabilities and Exposures project identifies the following problems : - CVE-2016-7777 XSA-190 Jan Beulich from SUSE discovered that Xen does not properly honor CR0.TS and CR0.EM for x86 HVM guests, potentially...

FreeBSD : xen-kernel -- x86 segment base write emulation lacking canonical address checks (53dbd096-ba4d-11e6-ae1b-002590263bf5)

The Xen Project reports : Both writes to the FS and GS register base MSRs as well as the WRFSBASE and WRGSBASE instructions require their input values to be canonical, or a GP fault will be raised. When the use of those instructions by the hypervisor was enabled, the previous guard against GP...

Fedora 24 : xen (2016-95c104a4c6)

xen : various security flaws 1397383 x86 null segments not always treated as unusable XSA-191, CVE-2016-9386 x86 task switch to VM86 mode mis-handled XSA-192, CVE-2016-9382 x86 segment base write emulation lacking canonical address checks XSA-193, CVE-2016-9385 x86 64-bit bit test instruction...

PT-2017-10102

Name of the Vulnerable Software and Affected Versions Xen versions 4.4.x through 4.7.x Description The issue allows local x86 PV guest OS administrators to cause a denial of service, resulting in a host crash, by exploiting the lack of canonical address checks in the x86 segment base write...

CVE-2016-9385

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service host crash by leveraging lack of canonical address checks...

x86 segment base write emulation lacking canonical address checks

ISSUE DESCRIPTION Both writes to the FS and GS register base MSRs as well as the WRFSBASE and WRGSBASE instructions require their input values to be canonical, or a GP fault will be raised. When the use of those instructions by the hypervisor was enabled, the previous guard against GP faults havi...

kernel: x86: local privesc due to bad_iret and paranoid entry incompatibility

A flaw was found in the way the Linux kernel handled GS segment register base switching when recovering from a SS stack segment fault on an erroneous return to user space. A local, unprivileged user could use this flaw to escalate their privileges on the system...