Out-of-Bounds Memory Read Vulnerability in AMD Processors
CVE-2021-26345
1.9LOW
Key Information:
- Vendor
- Amd
- Status
- Vendor
- CVE Published:
- 14 November 2023
Summary
A vulnerability exists in AMD processors due to improper validation of the APCB token value. This flaw allows a privileged attacker to manipulate the APCB token, potentially leading to an out-of-bounds memory read. Exploitation of this vulnerability may result in a denial of service, interrupting the functionality of affected systems. Users are advised to apply patches and updates to mitigate the risk associated with this vulnerability.
Affected Version(s)
2nd Gen AMD EPYC™ Processors x86 various
3rd Gen AMD EPYC™ Processors x86 various
4th Gen AMD EPYC™ Processors x86 various
References
CVSS V3.1
Score:
1.9
Severity:
LOW
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved