CVE-2025-68351
Description
In the Linux kernel, the following vulnerability has been resolved: exfat: fix refcount leak in exfat_find Fix refcount leaks in `exfat_find` related to `exfat_get_dentry_set`. Function `exfat_get_dentry_set` would increase the reference counter of `es->bh` on success. Therefore, `exfat_put_dentry_set` must be called after `exfat_get_dentry_set` to ensure refcount consistency. This patch relocate two checks to avoid possible leaks.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 0 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 6.18.3-1 |
| debian | sid | fixed | 6.18.3-1 |
| debian | trixie | fixed | 6.12.69-1 |
References
- https://git.kernel.org/stable/c/fc9ce762525e73438d31b613f18bca92a4d3d578
- https://git.kernel.org/stable/c/d009ff8959d28d2a33aeb96a5f7e7161c421d78f
- https://git.kernel.org/stable/c/9aee8de970f18c2aaaa348e3de86c38e2d956c1d
- https://www.suse.com/security/cve/CVE-2025-68351.html
- https://security-tracker.debian.org/tracker/CVE-2025-68351
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.