CVE-2022-4172

An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.

CVSS v3.0 6.5 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.0 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://gitlab.com/qemu-project/qemu/-/commit/defb7098	Patch Third Party Advisory
https://gitlab.com/qemu-project/qemu/-/issues/1268	Exploit Issue Tracking Third Party Advisory
https://lore.kernel.org/qemu-devel/20221024154233.1043347-1-lk@c--e.de/	Patch Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I7J5IRXJYLELW7D43A75LOWRUE5EU54O/	Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20230127-0013/	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:7.0.0:-:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*

Information

Published : 2022-11-29 10:15

Updated : 2023-02-01 08:02

NVD link : CVE-2022-4172

Mitre link : CVE-2022-4172

JSON object : View

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-190

Integer Overflow or Wraparound

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Products Affected

fedoraproject

fedora

qemu

qemu

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