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Medium 5.5Published May 8, 2026
CVE-2026-43308btrfs: don't BUG() on unexpected delayed ref type in run_one_delayed_ref()
Updated under an hour ago ()
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It affects Linux and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Modified
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0 before 6ad4caadc6343c3d7987bf3211f15d66135c4c42; from 5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0 before 5549743e11c06da23cfa7712a994b9f1e69064c6; from 5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0 before c7d1d4ff56744074e005771aff193b927392d51f | CNA record |
linux linux_kernel linux:linux_kernel | from 2.6.31 before 6.19.6 | NVD |
References
- https://git.kernel.org/stable/c/6ad4caadc6343c3d7987bf3211f15d66135c4c42
- https://git.kernel.org/stable/c/5549743e11c06da23cfa7712a994b9f1e69064c6patch
- https://git.kernel.org/stable/c/c7d1d4ff56744074e005771aff193b927392d51fpatch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.