CVE-2022-33744 is a Denial of Service (DoS) vulnerability affecting Arm guests within Xen environments, specifically impacting Debian and Linux kernel products. An unprivileged guest can exploit a race condition in Dom0's rbtree mapping process, leading to system crashes or an inability to manage memory pages. Rated as Medium severity (CVSS 4.7), it requires local access and high attack complexity, resulting in a high impact on availability. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.13, <= 5.18CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | ||
11.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
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The average CVE in this peer group has 0.4 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.