CVE-2022-35414

 

Published at: - 11-07-2022 04:15

Last modified: - 07-09-2022 04:15

Total changes: - 4

Description

** 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."

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

 

Verification logic

 

Reference

• https://www.mail-archive.com/qemu-devel@nongnu.org/msg895266.html
• https://gitlab.com/qemu-project/qemu/-/issues/1065
• https://github.com/qemu/qemu/commit/418ade7849ce7641c0f7333718caf5091a02fd4c
• https://github.com/qemu/qemu/blob/v7.0.0/include/exec/cpu-all.h#L145-L148
• https://github.com/qemu/qemu/commit/3517fb726741c109cae7995f9ea46f0cab6187d6#diff-83c563ed6330dc5d49876f1116e7518b5c16654bbc6e9b4ea8e28f5833d576fcR482.aa
• https://github.com/qemu/qemu/blob/f200ff158d5abcb974a6b597a962b6b2fbea2b06/softmmu/physmem.c
• https://github.com/qemu/qemu/commit/3517fb726741c109cae7995f9ea46f0cab6187d6#diff-83c563ed6330dc5d49876f1116e7518b5c16654bbc6e9b4ea8e28f5833d576fcR482
• https://sick.codes/sick-2022-113
• [debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update-
• https://www.qemu.org/docs/master/system/security.html#non-virtualization-use-case

 

Keywords

NVD

 

CVE-2022-35414

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures