CVE-2024-49867: btrfs: wait for fixup workers before stopping cleaner kthread during umount
btrfs: wait for fixup workers before stopping cleaner kthread during umount
Other sources
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— Launchpad
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 5.10.234-1Fixed in 6.1.129-1Fixed in 6.1.135-1Fixed in 6.12.25-1Fixed in 6.12.27-1 - Upgrade
Upgrade
debian/linux-6.1to a version that resolves this vulnerability.Fixed in 6.1.129-1~deb11u1
Event History
Frequently Asked Questions
What is the severity of CVE-2024-49867?
The severity of CVE-2024-49867 is classified as medium.
How do I fix CVE-2024-49867?
To fix CVE-2024-49867, upgrade the Linux kernel to a version that is not affected by the vulnerability.
Which Linux kernel versions are affected by CVE-2024-49867?
CVE-2024-49867 affects Linux kernel versions prior to 5.11, from 5.10.227 to 5.10.x, and also certain versions between 5.11 to 6.11.x.
What type of vulnerability is CVE-2024-49867?
CVE-2024-49867 is a race condition vulnerability in the btrfs file system during the unmount process.
Is there a workaround for CVE-2024-49867 if I can't upgrade?
Currently, there are no documented workarounds for CVE-2024-49867, so upgrading is the recommended approach.