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Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-3638

An out-of-bounds memory access flaw was found in the ATI VGA device emulation of QEMU. This flaw occurs in the ati_2d_blt() routine while handling MMIO write operations when the guest provides invalid values for the destination display parameters. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.0

EPSS Ranking 0.8%

CVSS Severity

CVSS v3 Score 6.5

CVSS v2 Score 2.1

References

Products affected by CVE-2021-3638

Qemu » Qemu » Version: 4.0.0

cpe:2.3:a:qemu:qemu:4.0.0
Qemu » Qemu » Version: 4.0.1

cpe:2.3:a:qemu:qemu:4.0.1
Qemu » Qemu » Version: 4.1.0

cpe:2.3:a:qemu:qemu:4.1.0
Qemu » Qemu » Version: 4.1.1

cpe:2.3:a:qemu:qemu:4.1.1
Qemu » Qemu » Version: 4.2.0

cpe:2.3:a:qemu:qemu:4.2.0
Qemu » Qemu » Version: 4.2.0-34

cpe:2.3:a:qemu:qemu:4.2.0-34
Qemu » Qemu » Version: 4.2.1

cpe:2.3:a:qemu:qemu:4.2.1
Qemu » Qemu » Version: 5.0

cpe:2.3:a:qemu:qemu:5.0
Qemu » Qemu » Version: 5.0.0

cpe:2.3:a:qemu:qemu:5.0.0
Qemu » Qemu » Version: 5.0.1

cpe:2.3:a:qemu:qemu:5.0.1
Qemu » Qemu » Version: 5.1.0

cpe:2.3:a:qemu:qemu:5.1.0
Qemu » Qemu » Version: 5.1.1

cpe:2.3:a:qemu:qemu:5.1.1
Qemu » Qemu » Version: 5.2.0

cpe:2.3:a:qemu:qemu:5.2.0
Qemu » Qemu » Version: 5.2.50

cpe:2.3:a:qemu:qemu:5.2.50
Qemu » Qemu » Version: 6.0.0

cpe:2.3:a:qemu:qemu:6.0.0
Qemu » Qemu » Version: 6.1.0

cpe:2.3:a:qemu:qemu:6.1.0
Fedoraproject » Fedora » Version: 36

cpe:2.3:o:fedoraproject:fedora:36
Fedoraproject » Fedora » Version: 37

cpe:2.3:o:fedoraproject:fedora:37

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-3638

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