CVE-2017-8903

Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213...

CVE-2017-8904

Xen through 4.8.x mishandles the "contains segment descriptors" property during GNTTABOPtransfer aka guest transfer operations, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-214...

CVE-2017-8903

Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213...

CVE-2017-8904

Xen through 4.8.x mishandles the "contains segment descriptors" property during GNTTABOPtransfer aka guest transfer operations, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-214...

CVE-2017-8905

Xen through 4.6.x on 64-bit platforms mishandles a failsafe callback, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-215...

CVE-2017-8905

Xen through 4.6.x on 64-bit platforms mishandles a failsafe callback, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-215...

CVE-2017-8905

Xen through 4.6.x on 64-bit platforms mishandles a failsafe callback, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-215...

CVE-2017-8903

Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213...

CVE-2017-8905

CVE-2017-8905 affects Xen 4.6.x on 64-bit platforms. A failsafe callback is mishandled, which could allow a PV guest OS user to execute arbitrary code on the host (XSA-215). Connected sources confirm the issue and reference the XSA-215 advisory; SUSE notes CVE-2017-8905 in security updates. No ex...

CVE-2017-8905

Xen through 4.6.x on 64-bit platforms mishandles a failsafe callback, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-215...

CVE-2017-8903

CVE-2017-8903 affects Xen on 64-bit platforms (Xen through 4.8.x) where page tables are mishandled after an IRET hypercall. This could let a PV guest OS user execute arbitrary code on the host OS (XSA-213). Connected sources corroborate the body of the vulnerability (XSA-213) and describe the hos...

CVE-2017-8904

CVE-2017-8904 : Xen up to 4.8.x is affected by a flaw in the handling of the “contains segment descriptors” property during GNTTABOP_transfer (guest transfer). The underlying issue is the mishandling in guest transfer operations, which could allow a PV guest OS user to execute arbitrary code on t...

CVE-2017-8903

Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213...

CVE-2017-8905

Xen through 4.6.x on 64-bit platforms mishandles a failsafe callback, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-215...

Xen 64bit PV Guest - pagetable use-after-type-change Breakout Vulnerability

Exploit for linux platform in category local exploits Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1231 This is a bug in Xen that permits an attacker with control over the kernel of a 64bit X86 PV guest to write arbitrary entries into a live top-level pagetable. To prevent PV...

Xen 64bit PV Guest - pagetable use-after-type-change Breakout

Xen 64bit PV Guest - pagetable use-after-type-change Breakout Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1231 This is a bug in Xen that permits an attacker with control over the kernel of a 64bit X86 PV guest to write arbitrary entries into a live top-level pagetable. To...

CVE-2017-7995

Xen PV guest before Xen 4.3 checked access permissions to MMIO ranges only after accessing them, allowing host PCI device space memory reads, leading to information disclosure. This is an error in the getuser function. NOTE: the upstream Xen Project considers versions before 4.5.x to be EOL...

CVE-2017-7995

Xen PV guest before Xen 4.3 checked access permissions to MMIO ranges only after accessing them, allowing host PCI device space memory reads, leading to information disclosure. This is an error in the getuser function. NOTE: the upstream Xen Project considers versions before 4.5.x to be EOL...

Information disclosure

Xen PV guest before Xen 4.3 checked access permissions to MMIO ranges only after accessing them, allowing host PCI device space memory reads, leading to information disclosure. This is an error in the getuser function. NOTE: the upstream Xen Project considers versions before 4.5.x to be EOL...

DEBIAN-CVE-2017-7995

Xen PV guest before Xen 4.3 checked access permissions to MMIO ranges only after accessing them, allowing host PCI device space memory reads, leading to information disclosure. This is an error in the getuser function. NOTE: the upstream Xen Project considers versions before 4.5.x to be EOL...