Vulnerability Details : CVE-2023-34320
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.
Products affected by CVE-2023-34320
- cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
- cpe:2.3:o:arm:cortex-a77_firmware:r0p0:*:*:*:*:*:*:*
- cpe:2.3:o:arm:cortex-a77_firmware:r1p0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-34320
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-34320
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2023-34320
-
The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-34320
-
https://xenbits.xenproject.org/xsa/advisory-436.html
XSA-436 - Xen Security AdvisoriesThird Party Advisory
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