CVE-2018-7541 — XEN vulnerability

7 documents6 sources
Severity
8.8HIGHNVD
EPSS
0.1%
top 74.19%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
XENDebian XENDebian Linux
Timeline
PublishedFeb 27
Latest updateMay 13

Description

An issue was discovered in Xen through 4.10.x allowing guest OS users to cause a denial of service (hypervisor crash) or gain privileges by triggering a grant-table transition from v2 to v1.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HExploitability: 2.0 | Impact: 6.0

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/xen4.10.0

Also affects: Debian Linux 9.0

🔴Vulnerability Details

2
GHSA
GHSA-5f4c-q2q8-8v2r: An issue was discovered in Xen through 4↗2022-05-13
▶
OSV
CVE-2018-7541: An issue was discovered in Xen through 4↗2018-02-27
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📋Vendor Advisories

2
Red Hat
xen: grant table v2 -> v1 transition may crash Xen (XSA-255)↗2018-02-27
▶
Debian
CVE-2018-7541: xen - An issue was discovered in Xen through 4.10.x allowing guest OS users to cause a...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-7541 xen: xsa255 xen: grant table v2 -> v1 transition may crash Xen (XSA-255) [fedora-all]↗2018-02-27
▶
Bugzilla
CVE-2018-7541 xsa255 xen: grant table v2 -> v1 transition may crash Xen (XSA-255)↗2018-02-12
▶