#VU89048 Heap-based buffer overflow in QEMU - CVE-2024-3447
Published: April 29, 2024
Vulnerability identifier: #VU89048
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-3447
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
QEMU
QEMU
Software vendor:
QEMU
QEMU
Description
The vulnerability allows a malicious guest to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in the SDHCI device emulation. A malicious guest can set both "s->data_count" and the size of "s->fifo_buffer" to the value of "0x200" to trigger an out-of-bound memory access and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.