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.
No analysis available yet.
No remediation available yet.
Tracking
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| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2022-54621 | 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. |
Thu, 23 Oct 2025 12:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Linux
Linux linux Kernel |
|
| Weaknesses | NVD-CWE-noinfo | |
| CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:5.19:rc4:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:5.19:rc5:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:5.19:rc6:*:*:*:*:*:* |
|
| Vendors & Products |
Linux
Linux linux Kernel |
|
| Metrics |
cvssV3_1
|
cvssV3_1
|
Wed, 21 May 2025 03:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Redhat
Redhat rhel Eus |
|
| CPEs | cpe:/a:redhat:rhel_eus:9.0 | |
| Vendors & Products |
Redhat
Redhat rhel Eus |
Wed, 02 Apr 2025 03:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-1037 | |
| Metrics |
cvssV3_1
|
Thu, 27 Feb 2025 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
| |
| Metrics |
threat_severity
|
threat_severity
|
Wed, 26 Feb 2025 02:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | x86/speculation: Fill RSB on vmexit for IBRS | |
| References |
|
|
Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2025-12-23T13:24:45.604Z
Reserved: 2025-02-26T02:21:30.418Z
Link: CVE-2022-49611
No data.
Status : Analyzed
Published: 2025-02-26T07:01:36.553
Modified: 2025-10-23T12:08:28.643
Link: CVE-2022-49611
OpenCVE Enrichment
No data.
EUVD