Unrated severityNVD Advisory· Published Oct 30, 2015· Updated Jun 17, 2026
CVE-2015-7970
CVE-2015-7970
Description
The p2m_pod_emergency_sweep function in arch/x86/mm/p2m-pod.c in Xen 3.4.x, 3.5.x, and 3.6.x is not preemptible, which allows local x86 HVM guest administrators to cause a denial of service (CPU consumption and possibly reboot) via crafted memory contents that triggers a "time-consuming linear scan," related to Populate-on-Demand.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
21- osv-coords15 versionspkg:rpm/opensuse/xen&distro=openSUSE%20Tumbleweedpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012
< 4.7.0_12-1.3+ 14 more
- (no CPE)range: < 4.7.0_12-1.3
- (no CPE)range: < 4.2.5_18-21.1
- (no CPE)range: < 4.4.3_06-29.1
- (no CPE)range: < 4.4.3_06-22.15.1
- (no CPE)range: < 4.1.6_08-23.1
- (no CPE)range: < 4.2.5_18-21.1
- (no CPE)range: < 4.2.5_18-21.1
- (no CPE)range: < 4.4.3_06-29.1
- (no CPE)range: < 4.4.3_06-22.15.1
- (no CPE)range: < 4.2.5_18-21.1
- (no CPE)range: < 4.4.3_06-29.1
- (no CPE)range: < 4.4.3_06-22.15.1
- (no CPE)range: < 4.2.5_18-21.1
- (no CPE)range: < 4.4.3_06-29.1
- (no CPE)range: < 4.4.3_06-22.15.1
Patches
Vulnerability mechanics
References
10- xenbits.xen.org/xsa/advisory-150.htmlnvdVendor Advisory
- lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.htmlnvd
- lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.htmlnvd
- lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.htmlnvd
- lists.opensuse.org/opensuse-updates/2015-12/msg00053.htmlnvd
- support.citrix.com/article/CTX202404nvd
- www.debian.org/security/2015/dsa-3414nvd
- www.securityfocus.com/bid/77362nvd
- www.securitytracker.com/id/1034034nvd
- security.gentoo.org/glsa/201604-03nvd
News mentions
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