Alpaquita LinuxStreamSecurity Advisory
Search Cve

CVE-2021-35477

Published: August 2, 2021Last modified: November 8, 2023

Description

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 a certain preempting store operation does not necessarily occur before a store operation that has an attacker-controlled value.

Severity score breakdown

ParameterValue
Base score5.5
Attack VectorLOCAL
Attack complexityLOW
Privileges requiredLOW
User interactionNONE
ScopeUNCHANGED
ConfidentialityHIGH
Integrity impactNONE
Availability impactNONE
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Status

ProductReleasePackageStatus
Alpaquita LinuxStreamlinux-ltsUnknown (6.1.33-r0)

References

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