High severity7.5NVD Advisory· Published Apr 14, 2016· Updated Jun 17, 2026

CVE-2015-8554

Description

Buffer overflow in hw/pt-msi.c in Xen 4.6.x and earlier, when using the qemu-xen-traditional (aka qemu-dm) device model, allows local x86 HVM guest administrators to gain privileges by leveraging a system with access to a passed-through MSI-X capable physical PCI device and MSI-X table entries, related to a "write path."

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Xen/Xen2 versions
cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*range: <=4.6.1
- (no CPE)range: <=4.6.x
osv-coords15 versions
pkg:rpm/opensuse/xen&distro=openSUSE%20Tumbleweed pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP4 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSS pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSS pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1
< 4.7.0_12-1.3+ 14 more
- (no CPE)range: < 4.7.0_12-1.3
- (no CPE)range: < 4.4.4_02-32.1
- (no CPE)range: < 4.4.4_02-22.19.1
- (no CPE)range: < 4.5.2_06-7.1
- (no CPE)range: < 4.1.6_08-26.1
- (no CPE)range: < 4.2.5_20-24.9
- (no CPE)range: < 4.4.4_02-32.1
- (no CPE)range: < 4.4.4_02-22.19.1
- (no CPE)range: < 4.5.2_06-7.1
- (no CPE)range: < 4.4.4_02-32.1
- (no CPE)range: < 4.4.4_02-22.19.1
- (no CPE)range: < 4.5.2_06-7.1
- (no CPE)range: < 4.4.4_02-32.1
- (no CPE)range: < 4.4.4_02-22.19.1
- (no CPE)range: < 4.5.2_06-7.1

Patches

Vulnerability mechanics

References

support.citrix.com/article/CTX203879nvdVendor Advisory
xenbits.xen.org/xsa/advisory-164.htmlnvdVendor Advisory
www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlnvd
www.securityfocus.com/bid/79579nvd
www.securitytracker.com/id/1034481nvd
security.gentoo.org/glsa/201604-03nvd

News mentions

No linked articles in our index yet.

cvss	0.488
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000