vulnerability
Ubuntu: (CVE-2022-49611): linux vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:C/I:N/A:N) | Feb 26, 2025 | Mar 3, 2025 | Jun 12, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:C/I:N/A:N)
Published
Feb 26, 2025
Added
Mar 3, 2025
Modified
Jun 12, 2025
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.
Solution(s)
ubuntu-upgrade-linuxubuntu-upgrade-linux-awsubuntu-upgrade-linux-aws-5-15ubuntu-upgrade-linux-aws-5-4ubuntu-upgrade-linux-aws-fipsubuntu-upgrade-linux-aws-hweubuntu-upgrade-linux-azureubuntu-upgrade-linux-azure-4-15ubuntu-upgrade-linux-azure-5-15ubuntu-upgrade-linux-azure-5-4ubuntu-upgrade-linux-azure-fipsubuntu-upgrade-linux-bluefieldubuntu-upgrade-linux-fipsubuntu-upgrade-linux-gcpubuntu-upgrade-linux-gcp-4-15ubuntu-upgrade-linux-gcp-5-15ubuntu-upgrade-linux-gcp-5-4ubuntu-upgrade-linux-gcp-fipsubuntu-upgrade-linux-gkeubuntu-upgrade-linux-gkeopubuntu-upgrade-linux-hweubuntu-upgrade-linux-hwe-5-15ubuntu-upgrade-linux-hwe-5-4ubuntu-upgrade-linux-ibmubuntu-upgrade-linux-ibm-5-4ubuntu-upgrade-linux-intel-iotgubuntu-upgrade-linux-intel-iotg-5-15ubuntu-upgrade-linux-iotubuntu-upgrade-linux-kvmubuntu-upgrade-linux-lowlatencyubuntu-upgrade-linux-lowlatency-hwe-5-15ubuntu-upgrade-linux-lts-xenialubuntu-upgrade-linux-oracleubuntu-upgrade-linux-oracle-5-15ubuntu-upgrade-linux-oracle-5-4ubuntu-upgrade-linux-raspiubuntu-upgrade-linux-raspi-5-4ubuntu-upgrade-linux-realtimeubuntu-upgrade-linux-riscv-5-15
References
- CVE-2022-49611
- https://attackerkb.com/topics/CVE-2022-49611
- URL-https://git.kernel.org/linus/9756bba28470722dacb79ffce554336dd1f6a6cd
- URL-https://git.kernel.org/stable/c/17a9fc4a7b91f8599223631bb6ae6416bc0de1c0
- URL-https://git.kernel.org/stable/c/3d323b99ff5c8c57005184056d65f6af5b0479d8
- URL-https://git.kernel.org/stable/c/4d7f72b6e1bc630bec7e4cd51814bc2b092bf153
- URL-https://git.kernel.org/stable/c/8c38306e2e9257af4af2819aa287a4711ff36329
- URL-https://git.kernel.org/stable/c/8d5cff499a6d740c91ff37963907e0e983c37f0f
- URL-https://git.kernel.org/stable/c/9756bba28470722dacb79ffce554336dd1f6a6cd
- URL-https://git.kernel.org/stable/c/f744b88dfc201bf8092833ec70b23c720188b527
- URL-https://www.cve.org/CVERecord?id=CVE-2022-49611
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