CVE-2015-8701

Description

QEMU (aka Quick Emulator) built with the Rocker switch emulation support is vulnerable to an off-by-one error. It happens while processing transmit (tx) descriptors in tx_consume routine, if a descriptor was to have more than allowed (ROCKER_TX_FRAGS_MAX=16) fragments. A privileged user inside guest could use this flaw to cause memory leakage on the host or crash the QEMU process instance resulting in DoS issue.

Risk Information

Base Score

6.5

MODERATE

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

EPSS Score

Exploitation Probability

0.07

Associated Vulnerability

Vulnerability	OS Platform
Multiple vulnerabilities affected in QEMU 2.4.1	Windows
Multiple Vulnerabilities are affected in QEMU 2.4.1	Windows

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234