linux: A flaw was found in btrfs_get_root_ref in fs/btrfs/disk-io.c in the btrfs filesystem in the Linux Kernel due to a dou...
CVE-2023-4389 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-4389, released August 16, 2023. It is not reported as exploited. Patch Radar priority: High.
A flaw was found in btrfs_get_root_ref in fs/btrfs/disk-io.c in the btrfs filesystem in the Linux Kernel due to a double decrement of the reference count. This issue may allow a local attacker with user privilege to crash the system or may lead to leaked internal kernel information.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 5.17.6-1 | DEBIAN-CVE-2023-4389 | Aug 16, 2023 |
| linux · Debian 13.5 (trixie) | 5.17.6-1 | DEBIAN-CVE-2023-4389 | Aug 16, 2023 |
| linux · Debian 14 | 5.17.6-1 | DEBIAN-CVE-2023-4389 | Aug 16, 2023 |
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