CVE-2017-17044 — Improper Check for Unusual or Exceptional Conditions in XEN

CWE-754 — Improper Check for Unusual or Exceptional ConditionsCWE-755 — Improper Handling of Exceptional ConditionsCWE-835 — Infinite Loop6 documents6 sources
Severity
6.5MEDIUMNVD
EPSS
0.1%
top 84.31%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
XENDebian XEN
Timeline
PublishedNov 28
Latest updateMay 13

Description

An issue was discovered in Xen through 4.9.x allowing HVM guest OS users to cause a denial of service (infinite loop and host OS hang) by leveraging the mishandling of Populate on Demand (PoD) errors.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:HExploitability: 2.0 | Impact: 4.0

Affected Packages3 packages

▶debiandebian/xen< xen 4.8.2+xsa245-0+deb9u1 (bookworm)
▶Debianxen/xen< 4.8.2+xsa245-0+deb9u1+3
▶NVDxen/xen4.9.1

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-pfw4-6v7q-26m4: An issue was discovered in Xen through 4↗2022-05-13
▶
OSV
CVE-2017-17044: An issue was discovered in Xen through 4↗2017-11-28
▶

📋Vendor Advisories

2
Red Hat
xen: x86: infinite loop due to missing PoD error checking (XSA-246)↗2017-11-28
▶
Debian
CVE-2017-17044: xen - An issue was discovered in Xen through 4.9.x allowing HVM guest OS users to caus...↗2017
▶

💬Community

1
Bugzilla
CVE-2017-17044 xsa246 xen: x86: infinite loop due to missing PoD error checking (XSA-246)↗2017-11-15
▶