CVE-2022-49469 (GCVE-0-2022-49469)

Vulnerability from cvelistv5 – Published: 2025-02-26 02:13 – Updated: 2025-06-19 12:56
VLAI?
Title
btrfs: fix anon_dev leak in create_subvol()
Summary
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix anon_dev leak in create_subvol() When btrfs_qgroup_inherit(), btrfs_alloc_tree_block, or btrfs_insert_root() fail in create_subvol(), we return without freeing anon_dev. Reorganize the error handling in create_subvol() to fix this.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 2dfb1e43f57dd3aeaa66f7cf05d068db2d4c8788 , < d887b3de318834f9aa637ecf79c6bc66cba7c69a (git)
Affected: 2dfb1e43f57dd3aeaa66f7cf05d068db2d4c8788 , < 7a875ad8706f0903a0e812e0dd701956ee9826ff (git)
Affected: 2dfb1e43f57dd3aeaa66f7cf05d068db2d4c8788 , < 2256e901f5bddc56e24089c96f27b77da932dfcc (git)
Affected: 917d608fe375041eb7f29befa6a6d7fd3cf32dde (git)
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    Linux Linux Affected: 5.9
Unaffected: 0 , < 5.9 (semver)
Unaffected: 5.17.14 , ≤ 5.17.* (semver)
Unaffected: 5.18.3 , ≤ 5.18.* (semver)
Unaffected: 5.19 , ≤ * (original_commit_for_fix)
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      "descriptions": [
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: fix anon_dev leak in create_subvol()\n\nWhen btrfs_qgroup_inherit(), btrfs_alloc_tree_block, or\nbtrfs_insert_root() fail in create_subvol(), we return without freeing\nanon_dev. Reorganize the error handling in create_subvol() to fix this."
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      "providerMetadata": {
        "dateUpdated": "2025-06-19T12:56:20.479Z",
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    "dateReserved": "2025-02-26T02:08:31.578Z",
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