SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-28555

Transient DOS in Audio while remapping channel buffer in media codec decoding.

HIGH 7.5EPSS 0.41%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Transient DOS in Audio while remapping channel buffer in media codec decoding.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.41% probability · 35th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-126, CWE-125
Affected
qualcomm/ar8035 firmware · qualcomm/wcn3991 firmware · qualcomm/wcn3998 firmware · qualcomm/wcn6750 firmware · qualcomm/wcn685x-5 firmware · qualcomm/wcn685x-1 firmware · qualcomm/wcn785x-1 firmware · qualcomm/wcn785x-5 firmware · qualcomm/mdm9628 firmware · qualcomm/qam8295p firmware · qualcomm/qca6564a firmware · qualcomm/qca6564au firmware · qualcomm/qca6574 firmware · qualcomm/qca6574a firmware · qualcomm/qca6574au firmware · qualcomm/qca6595au firmware · qualcomm/qca6696 firmware · qualcomm/qca8081 firmware · qualcomm/qca8337 firmware · qualcomm/qcm4325 firmware · +40 more
Source
product-security@qualcomm.com
EPSS trend
0%3%5%27 October 2026: 0.41%27 October 202627 October 2026

EPSS 0.4% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.