CVE-2026-68422
CVE-2026-68422: 1 tracked advisory record across Red Hat. Compare vendor sources.
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Red Hat
1 advisory- Advisory severityMedium5.5
Medium [CVE-2026-68422] fix root leak if its reloc root is unexpected in merge_reloc_roots
CVE-2026-68422Source published Source updated
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix root leak if its reloc root is unexpected in merge_reloc_roots() If we have an unexpected reloc_root for our root, we jump to the out label but never drop the reference we obtained for root, resulting in a leak. Add a missing btrfs_put_root() call. A flaw was found in the btrfs filesystem component of the Linux kernel. An unexpected relocation root in the `merge_reloc_roots()` function can lead to a resource leak. This occurs because a reference to the root is not properly released, potentially causing system instability or a denial of service due to resource exhaustion. This issue affects systems using the Btrfs file system during balance/relocation operations. If merge_reloc_roots() encounters an unexpected…
- Affected products in this advisory
- Red Hat Enterprise Linux 10
- Red Hat package: kernel
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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