CVE Database›Document archive›CVE-2022-35414

CVE-2022-35414

QEMU: cputlb: uninitialized read during address translation leads to a crash

Loading…

Severity

Unknown

Red Hat Product Security

0

CVSS 3.1

Review impact separately from score.

Published · July 11, 2022

Updated · June 28, 2026

Description

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.

Statement

According to https://www.qemu.org/docs/master/system/security.html#non-virtualization-use-case, bugs affecting the Tiny Code Generator (TCG) are not considered security bugs at this time. As a result, Red Hat Product Security does not consider this bug to be a security issue.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 0
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:N

CWE-457 · Use of Uninitialized Variable