CVE-2022-35414

** DISPUTED ** softmmu/physmem.c in QEMU through 7.0.0 can perform an uninitialized read on the translate_fail path, leading to an io_readx or io_writex crash. NOTE: a third party states that the Non-virtualization Use Case in the qemu.org reference applies here, i.e., "Bugs affecting the non-virtualization use case are not considered security bugs at this time."

CVSS v3.0 8.8 HIGH
CVSS v2.0 6.1 MEDIUM

8.8^/10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.0 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

6.1^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:C

Exploitability : 3.9 / Impact : 8.5

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact COMPLETE

References

Link	Resource
https://www.mail-archive.com/qemu-devel@nongnu.org/msg895266.html	Mailing List Third Party Advisory
https://gitlab.com/qemu-project/qemu/-/issues/1065	Issue Tracking Mitigation Patch Third Party Advisory
https://github.com/qemu/qemu/commit/418ade7849ce7641c0f7333718caf5091a02fd4c	Patch Third Party Advisory
https://github.com/qemu/qemu/blob/v7.0.0/include/exec/cpu-all.h#L145-L148	Release Notes Third Party Advisory
https://github.com/qemu/qemu/commit/3517fb726741c109cae7995f9ea46f0cab6187d6#diff-83c563ed6330dc5d49876f1116e7518b5c16654bbc6e9b4ea8e28f5833d576fcR482.aa	Patch Third Party Advisory
https://github.com/qemu/qemu/blob/f200ff158d5abcb974a6b597a962b6b2fbea2b06/softmmu/physmem.c	Patch Third Party Advisory
https://github.com/qemu/qemu/commit/3517fb726741c109cae7995f9ea46f0cab6187d6#diff-83c563ed6330dc5d49876f1116e7518b5c16654bbc6e9b4ea8e28f5833d576fcR482	Patch Third Party Advisory
https://sick.codes/sick-2022-113	Exploit Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html	Mailing List Third Party Advisory
https://www.qemu.org/docs/master/system/security.html#non-virtualization-use-case	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Information

Published : 2022-07-10 19:15

Updated : 2022-12-09 08:14

NVD link : CVE-2022-35414

Mitre link : CVE-2022-35414

JSON object : View

CWE

CWE-908

Use of Uninitialized Resource

Products Affected

debian

debian_linux

qemu

qemu

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8.8 /10