CVE-2019-20808 — Out-of-bounds Read in Qemu
Severity
6.5MEDIUMNVD
EPSS
0.1%
top 68.89%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 31
Latest updateMay 24
Description
In QEMU 4.1.0, an out-of-bounds read flaw was found in the ATI VGA implementation. It occurs in the ati_cursor_define() routine while handling MMIO write operations through the ati_mm_write() callback. A malicious guest could abuse this flaw to crash the QEMU process, resulting in a denial of service.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:HExploitability: 2.0 | Impact: 4.0