Resource Exhaustion Affecting xen package, versions <4.8.2+xsa245-0+deb9u1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published29 Jul 2026
- disclosed18 Oct 2017
Introduced: 18 Oct 2017
CVE-2017-15595 (opens in a new tab)How to fix?
Upgrade Echo:latest xen to version 4.8.2+xsa245-0+deb9u1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream xen package and not the xen package as distributed by Echo.
See How to fix? for Echo:latest relevant fixed versions and status.
An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to cause a denial of service (unbounded recursion, stack consumption, and hypervisor crash) or possibly gain privileges via crafted page-table stacking.
References
- https://advisory.echohq.com/cve/CVE-2017-15595
- https://lists.debian.org/debian-lts-announce/2017/11/msg00027.html
- https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html
- https://security.gentoo.org/glsa/201801-14
- https://support.citrix.com/article/CTX228867
- https://www.debian.org/security/2017/dsa-4050
- https://www.exploit-db.com/exploits/43014/
- https://xenbits.xen.org/xsa/advisory-240.html