CVE-2022-49611
MEDIUMLinux Kernel < 4.14.297 RSB Underflow/Poisoning Attack Mitigation Bypass
Title source: llmDescription
In the Linux kernel, the following vulnerability has been resolved: x86/speculation: Fill RSB on vmexit for IBRS Prevent RSB underflow/poisoning attacks with RSB. While at it, add a bunch of comments to attempt to document the current state of tribal knowledge about RSB attacks and what exactly is being mitigated.
References (7)
Core 7
Core References
Scores
CVSS v3
5.5
EPSS
0.0028
EPSS Percentile
20.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
Status
published
Products (32)
linux/Kernel
< 4.14.297linux
linux/Kernel
4.15.0 - 5.4.217linux
linux/Kernel
4.20.0 - 5.10.133linux
linux/Kernel
5.11.0 - 5.18.14linux
linux/Kernel
5.5.0 - 5.15.57linux
Linux/Linux
< 4.15
Linux/Linux
117cc7a908c83697b0b737d15ae1eb5943afe35b - 17a9fc4a7b91f8599223631bb6ae6416bc0de1c0
Linux/Linux
117cc7a908c83697b0b737d15ae1eb5943afe35b - 4d7f72b6e1bc630bec7e4cd51814bc2b092bf153
Linux/Linux
117cc7a908c83697b0b737d15ae1eb5943afe35b - 8c38306e2e9257af4af2819aa287a4711ff36329
Linux/Linux
117cc7a908c83697b0b737d15ae1eb5943afe35b - 8d5cff499a6d740c91ff37963907e0e983c37f0f
... and 22 more
Published
Feb 26, 2025
Tracked Since
Feb 18, 2026