CVE-2023-34320

5.5 MEDIUM
Published: December 08, 2023 Modified: November 04, 2025

Description

Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412 where software, under certain circumstances, could deadlock a core due to the execution of either a load to device or non-cacheable memory, and either a store exclusive or register read of the Physical Address Register (PAR_EL1) in close proximity.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://xenbits.xenproject.org/xsa/advisory-436.html
Source: security@xen.org
Third Party Advisory
http://xenbits.xen.org/xsa/advisory-436.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://xenbits.xenproject.org/xsa/advisory-436.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.5 / 10.0
EPSS (Exploit Probability)
0.1%
21th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

arm xen