Vulnerability · Published Aug 22, 2023 · Assigned by mitre
CVE-2022-36648
Critical 10.0
In plain English
A critical-severity security flaw in the qemu package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 78% of all known vulnerabilities).
Severity (CVSS NVD)10.0Critical
Exploit odds (30 days)1.7%top 22.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier, allows remote attackers to crash the host qemu and potentially execute code on the host via execute a malformed program in the guest OS. Note: This has been disputed by multiple third parties as not a valid vulnerability due to the rocker device not falling within the virtualization use case.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | qemu | no fix listed | DEBIAN-CVE-2022-36648 |
| Debian:13 | qemu | no fix listed | DEBIAN-CVE-2022-36648 |
| Debian:14 | qemu | no fix listed | DEBIAN-CVE-2022-36648 |