Logo
-

Byte Open Security

(ByteOS Network)

Log In

Sign Up

ByteOS

Security
Vulnerability Details
Registries
Custom Views
Weaknesses
Attack Patterns
Filters & Tools
CVE Vulnerability Details :
CVE-2022-49611
PUBLISHED
More InfoOfficial Page
Assigner-Linux
Assigner Org ID-416baaa9-dc9f-4396-8d5f-8c081fb06d67
View Known Exploited Vulnerability (KEV) details
Published At-26 Feb, 2025 | 02:23
Updated At-23 Dec, 2025 | 13:24
Rejected At-
▼CVE Numbering Authority (CNA)
x86/speculation: Fill RSB on vmexit for IBRS

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.

Affected Products
Vendor
Linux Kernel Organization, IncLinux
Product
Linux
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Program Files
  • arch/x86/include/asm/cpufeatures.h
  • arch/x86/kernel/cpu/bugs.c
  • arch/x86/kvm/vmx/vmenter.S
Default Status
unaffected
Versions
Affected
  • From b9cdaaf0a3becc52e8b4662fef28c452c4f009b4 before 3d323b99ff5c8c57005184056d65f6af5b0479d8 (git)
  • From 117cc7a908c83697b0b737d15ae1eb5943afe35b before f744b88dfc201bf8092833ec70b23c720188b527 (git)
  • From 117cc7a908c83697b0b737d15ae1eb5943afe35b before 17a9fc4a7b91f8599223631bb6ae6416bc0de1c0 (git)
  • From 117cc7a908c83697b0b737d15ae1eb5943afe35b before 4d7f72b6e1bc630bec7e4cd51814bc2b092bf153 (git)
  • From 117cc7a908c83697b0b737d15ae1eb5943afe35b before 8d5cff499a6d740c91ff37963907e0e983c37f0f (git)
  • From 117cc7a908c83697b0b737d15ae1eb5943afe35b before 8c38306e2e9257af4af2819aa287a4711ff36329 (git)
  • From 117cc7a908c83697b0b737d15ae1eb5943afe35b before 9756bba28470722dacb79ffce554336dd1f6a6cd (git)
  • 68d1f7a3f1a35639a563bbad768d5df885b4ff05 (git)
  • 20e080e2752d108388d386ecc0b33d7797dfb18f (git)
  • eebc3f8adee0a6f43a4789ef0bf5c5b35de8cfe4 (git)
  • c1ddd99a029636e234a800f28790a60d6ac0318f (git)
Vendor
Linux Kernel Organization, IncLinux
Product
Linux
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Program Files
  • arch/x86/include/asm/cpufeatures.h
  • arch/x86/kernel/cpu/bugs.c
  • arch/x86/kvm/vmx/vmenter.S
Default Status
affected
Versions
Affected
  • 4.15
Unaffected
  • From 0 before 4.15 (semver)
  • From 4.14.297 through 4.14.* (semver)
  • From 4.19.266 through 4.19.* (semver)
  • From 5.4.217 through 5.4.* (semver)
  • From 5.10.133 through 5.10.* (semver)
  • From 5.15.57 through 5.15.* (semver)
  • From 5.18.14 through 5.18.* (semver)
  • From 5.19 through * (original_commit_for_fix)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://git.kernel.org/stable/c/3d323b99ff5c8c57005184056d65f6af5b0479d8
N/A
https://git.kernel.org/stable/c/f744b88dfc201bf8092833ec70b23c720188b527
N/A
https://git.kernel.org/stable/c/17a9fc4a7b91f8599223631bb6ae6416bc0de1c0
N/A
https://git.kernel.org/stable/c/4d7f72b6e1bc630bec7e4cd51814bc2b092bf153
N/A
https://git.kernel.org/stable/c/8d5cff499a6d740c91ff37963907e0e983c37f0f
N/A
https://git.kernel.org/stable/c/8c38306e2e9257af4af2819aa287a4711ff36329
N/A
https://git.kernel.org/stable/c/9756bba28470722dacb79ffce554336dd1f6a6cd
N/A
Hyperlink: https://git.kernel.org/stable/c/3d323b99ff5c8c57005184056d65f6af5b0479d8
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/f744b88dfc201bf8092833ec70b23c720188b527
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/17a9fc4a7b91f8599223631bb6ae6416bc0de1c0
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/4d7f72b6e1bc630bec7e4cd51814bc2b092bf153
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/8d5cff499a6d740c91ff37963907e0e983c37f0f
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/8c38306e2e9257af4af2819aa287a4711ff36329
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/9756bba28470722dacb79ffce554336dd1f6a6cd
Resource: N/A
Details not found