CVE-2026-68422
Unknown
Description
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.
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedAug 10, 2026
First seenAug 10, 2026
How to fix
Update
- Linux Linuxf89df93e8aefa4c1c813f835559f2ac727f79766, 3f586b4c92e4272fcd01bf0db0590b63acf3e85b, b3d39b03799600c76c33486e2d29b73a771023db, 72f673d1c1deb819554d3e7e154f6d84301eb735, 60a23d4ea169e27403f3bb023bb98036797c0206, 7591d1727067d6063247901ad25c4bdc4e5695c4, ce6050bafb4e33377dc17fcc357736bfc351180c or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 24213fa46c7080c31d79aa2e3e2f0d9480cab700 ≤ v < f89df93e8aefa4c1c813f835559f2ac727f79766, 24213fa46c7080c31d79aa2e3e2f0d9480cab700 ≤ v < 3f586b4c92e4272fcd01bf0db0590b63acf3e85b, 24213fa46c7080c31d79aa2e3e2f0d9480cab700 ≤ v < b3d39b03799600c76c33486e2d29b73a771023db, 24213fa46c7080c31d79aa2e3e2f0d9480cab700 ≤ v < 72f673d1c1deb819554d3e7e154f6d84301eb735, 24213fa46c7080c31d79aa2e3e2f0d9480cab700 ≤ v < 60a23d4ea169e27403f3bb023bb98036797c0206, 24213fa46c7080c31d79aa2e3e2f0d9480cab700 ≤ v < 7591d1727067d6063247901ad25c4bdc4e5695c4, 24213fa46c7080c31d79aa2e3e2f0d9480cab700 ≤ v < ce6050bafb4e33377dc17fcc357736bfc351180c, 5.13 | f89df93e8aefa4c1c813f835559f2ac727f79766, 3f586b4c92e4272fcd01bf0db0590b63acf3e85b, b3d39b03799600c76c33486e2d29b73a771023db, 72f673d1c1deb819554d3e7e154f6d84301eb735, 60a23d4ea169e27403f3bb023bb98036797c0206, 7591d1727067d6063247901ad25c4bdc4e5695c4, ce6050bafb4e33377dc17fcc357736bfc351180c |
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