btrfs: don't BUG() on unexpected delayed ref type in run_one_delayed_ref()
Summary
| CVE | CVE-2026-43308 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-08 14:16:38 UTC |
| Updated | 2026-11-06 16:18:33 UTC |
| Description | 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. |
Risk And Classification
Primary CVSS: v3.1 5.5 MEDIUM from [email protected]
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.001230000 probability, percentile 0.020460000 (date 2026-10-31)
Problem Types: NVD-CWE-noinfo
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0 c614b64bee2c3cbb0c80dd3a9ee492c74364e275 git | Not specified |
| CNA | Linux | Linux | affected 5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0 0e77f1c8ebf5b1f858b5ac613baceb79919d6d3f git | Not specified |
| CNA | Linux | Linux | affected 5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0 a5ac87aabdedd31e832b40466605e83f428136aa git | Not specified |
| CNA | Linux | Linux | affected 5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0 6ad4caadc6343c3d7987bf3211f15d66135c4c42 git | Not specified |
| CNA | Linux | Linux | affected 5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0 5549743e11c06da23cfa7712a994b9f1e69064c6 git | Not specified |
| CNA | Linux | Linux | affected 5d4f98a28c7d334091c1b7744f48a1acdd2a4ae0 c7d1d4ff56744074e005771aff193b927392d51f git | Not specified |
| CNA | Linux | Linux | affected 2.6.31 | Not specified |
| CNA | Linux | Linux | unaffected 2.6.31 semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.191 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.160 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.114 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.57 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.19.6 6.19.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/0e77f1c8ebf5b1f858b5ac613baceb79919d6d3f | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/c614b64bee2c3cbb0c80dd3a9ee492c74364e275 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/c7d1d4ff56744074e005771aff193b927392d51f | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/5549743e11c06da23cfa7712a994b9f1e69064c6 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/a5ac87aabdedd31e832b40466605e83f428136aa | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/6ad4caadc6343c3d7987bf3211f15d66135c4c42 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.