Track vulnerabilities like this one.
Sign up free to get alerted when software you use is affected.
Btrfs File System: Unexpected Delayed Reference Error
published 6 months ago
Summary
A Btrfs file system error can occur when handling delayed references. This issue has been fixed, and it's now handled as a non-fatal error with logging. No action is required, as the issue has been resolved in the latest updates.
What to do
- Update linux kernel to version 6.19.6.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| Linux | linux | kernel |
>= 2.6.31, < 6.19.6 Fix: upgrade to 6.19.6
|
Original advisory text
btrfs: don't BUG() on unexpected delayed ref type in run_one_delayed_ref()
In the Linux kernel, the following vulnerability has been resolved:
btrfs: don't BUG() on unexpected delayed ref type in run_one_delayed_ref()
There is no need to BUG(), we can just return an error and log an error
message.
btrfs: don't BUG() on unexpected delayed ref type in run_one_delayed_ref()
There is no need to BUG(), we can just return an error and log an error
message.
References
- https://git.kernel.org/stable/c/5549743e11c06da23cfa7712a994b9f1e69064c6 URL
- https://git.kernel.org/stable/c/c7d1d4ff56744074e005771aff193b927392d51f URL
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43308... Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-43308 Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git Product
Timeline
Published8 May 2026
Updated16 Jul 2026
First seen16 Jul 2026
Track software like this
Free during beta