Medium severity · published May 15, 2026
CVE-2025-48516
Insecure default configuration state of DDR5 memory module by AGESA Bootloader Firmware could allow an attacker with local user privilege to abuse the unprotected PMIC interface…
6.9
CVSS
0.1%
EPSS
No
On KEV
Description
Insecure default configuration state of DDR5 memory module by AGESA Bootloader Firmware could allow an attacker with local user privilege to abuse the unprotected PMIC interface to create a permanent denial of service condition or affect the integrity of the memory module.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 0% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AA
AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics · AMD
All versions, or not specified · source: vendor
AA
AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 3000 Series Desktop Processors · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 4000 Series Desktop Processors · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 5000 Series Desktop Processors · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 7000 Series Desktop Processors · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics · AMD
All versions, or not specified · source: vendor
Affected product
AA
AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics
AMD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-48516
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-48516
www.amd.com
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4017.html
More from AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics
8.8
CVE-2024-36342
Improper input validation in the GPU driver could allow an attacker to exploit a heap overflow potentially resulting in arbitrary code execution
8.5
CVE-2026-0432
Incorrect default permissions in the installation directory for the AMD chipset driver could allow an attacker to achieve privilege escalation resulting in arbitrary code…
8.2
CVE-2024-0179
SMM Callout vulnerability within the AmdCpmDisplayFeatureSMM driver could allow locally authenticated attackers to overwrite SMRAM, potentially resulting in arbitrary code…
8.2
CVE-2022-23815
Improper bounds checking in APCB firmware may allow an attacker to perform an out of bounds write, corrupting the APCB entry, potentially leading to arbitrary code execution
8.2
CVE-2021-26344
An out of bounds memory write when processing the AMD PSP1 Configuration Block (APCB) could allow an attacker with access the ability to modify the BIOS image, and the ability to…