AZL-6566
Dashboard / Vulnerabilities / AZL-6566
Summary: CVE-2021-34556 affecting package kernel for versions less than 5.10.78.1-1
Details: In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because the protection mechanism neglects the possibility of uninitialized memory locations on the BPF stack.
References: https://nvd.nist.gov/vuln/detail/CVE-2021-34556
Affected packages
Package
Name: kernel
Purl: pkg:rpm/azure-linux/kernel
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -5.10.78.1-1
Affected versions
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
