vulnerability
Ubuntu: (CVE-2021-4148): linux-kvm vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:N/I:N/A:C) | Mar 23, 2022 | Nov 19, 2024 | Jan 23, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
Mar 23, 2022
Added
Nov 19, 2024
Modified
Jan 23, 2025
Description
A vulnerability was found in the Linux kernel's block_invalidatepage in fs/buffer.c in the filesystem. A missing sanity check may allow a local attacker with user privilege to cause a denial of service (DOS) problem.
Solution(s)
ubuntu-upgrade-linux-awsubuntu-upgrade-linux-aws-5-13ubuntu-upgrade-linux-azureubuntu-upgrade-linux-azure-5-13ubuntu-upgrade-linux-gcpubuntu-upgrade-linux-gcp-5-13ubuntu-upgrade-linux-hwe-5-13ubuntu-upgrade-linux-kvmubuntu-upgrade-linux-oem-5-14ubuntu-upgrade-linux-oracleubuntu-upgrade-linux-oracle-5-13ubuntu-upgrade-linux-raspiubuntu-upgrade-linux-riscv
References
- CVE-2021-4148
- https://attackerkb.com/topics/CVE-2021-4148
- URL-https://lkml.org/lkml/2021/9/12/323
- URL-https://lkml.org/lkml/2021/9/17/1037
- URL-https://lore.kernel.org/linux-mm/a07564a3-b2fc-9ffe-3ace-3f276075ea5c@google.com/
- URL-https://lore.kernel.org/lkml/CACkBjsYwLYLRmX8GpsDpMthagWOjWWrNxqY6ZLNQVr6yx+f5vA@mail.gmail.com/
- URL-https://lore.kernel.org/lkml/CAHbLzkrdGva2dzO36r62LKv_ip5trbMK0BO3vCeSBk2_7OE-zA@mail.gmail.com/
- URL-https://www.cve.org/CVERecord?id=CVE-2021-4148
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