CVE-2017-17565 — Improper Input Validation in XEN

CWE-20 — Improper Input Validation7 documents6 sources
Severity
5.6MEDIUMNVD
EPSS
0.1%
top 79.34%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
XENDebian XEN
Timeline
PublishedDec 12
Latest updateMay 14

Description

An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause a denial of service (host OS crash) if shadow mode and log-dirty mode are in place, because of an incorrect assertion related to M2P.

CVSS vector

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:HExploitability: 1.1 | Impact: 4.0

Affected Packages3 packages

▶debiandebian/xen< xen 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5 (bookworm)
▶Debianxen/xen< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5+3
▶NVDxen/xen4.9.1

Patches

Patch: xenbits.xen.org ↗Patch: xenbits.xen.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-rv23-xwvf-5q5q: An issue was discovered in Xen through 4↗2022-05-14
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OSV
CVE-2017-17565: An issue was discovered in Xen through 4↗2017-12-12
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📋Vendor Advisories

2
Red Hat
xen: improper bug check in x86 log-dirty handling (XSA-251)↗2017-12-12
▶
Debian
CVE-2017-17565: xen - An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause...↗2017
▶

💬Community

2
Bugzilla
CVE-2017-17563 CVE-2017-17564 CVE-2017-17565 CVE-2017-17566 xen: various flaws [fedora-all]↗2017-12-12
▶
Bugzilla
CVE-2017-17565 xsa251 xen: improper bug check in x86 log-dirty handling (XSA-251)↗2017-11-29
▶