High severity7.8NVD Advisory· Published Dec 12, 2017· Updated Jun 17, 2026
CVE-2017-17563
CVE-2017-17563
Description
An issue was discovered in Xen through 4.9.x allowing guest OS users to cause a denial of service (host OS crash) or gain host OS privileges by leveraging an incorrect mask for reference-count overflow checking in shadow mode.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
19- osv-coords17 versionspkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/xen&distro=SUSE%20OpenStack%20Cloud%206
< 4.7.4_06-43.24.1+ 16 more
- (no CPE)range: < 4.7.4_06-43.24.1
- (no CPE)range: < 4.9.1_08-3.26.1
- (no CPE)range: < 4.2.5_21-45.19.1
- (no CPE)range: < 4.2.5_21-45.19.1
- (no CPE)range: < 4.4.4_28-61.23.2
- (no CPE)range: < 4.5.5_24-22.43.1
- (no CPE)range: < 4.7.4_06-43.24.1
- (no CPE)range: < 4.9.1_08-3.26.1
- (no CPE)range: < 4.4.4_28-22.62.1
- (no CPE)range: < 4.4.4_28-61.23.2
- (no CPE)range: < 4.5.5_24-22.43.1
- (no CPE)range: < 4.7.4_06-43.24.1
- (no CPE)range: < 4.9.1_08-3.26.1
- (no CPE)range: < 4.4.4_28-61.23.2
- (no CPE)range: < 4.7.4_06-43.24.1
- (no CPE)range: < 4.9.1_08-3.26.1
- (no CPE)range: < 4.5.5_24-22.43.1
Patches
Vulnerability mechanics
References
9- xenbits.xen.org/xsa/advisory-249.htmlnvdMitigationPatchVendor Advisory
- www.openwall.com/lists/oss-security/2017/12/12/2nvdMailing List
- www.securityfocus.com/bid/102169nvd
- www.securitytracker.com/id/1040769nvd
- lists.debian.org/debian-lts-announce/2018/01/msg00003.htmlnvd
- lists.debian.org/debian-lts-announce/2018/10/msg00009.htmlnvd
- security.gentoo.org/glsa/201801-14nvd
- support.citrix.com/article/CTX232096nvd
- www.debian.org/security/2018/dsa-4112nvd
News mentions
0No linked articles in our index yet.