CVE-2024-35869
In the Linux kernel, the following vulnerability has been resolved: smb: client: guarantee refcounted children from parent session Avoid potential use-after-free bugs when walking DFS referrals, mounting and performing DFS failover by ensuring that all…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.65%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In the Linux kernel, the following vulnerability has been resolved: smb: client: guarantee refcounted children from parent session Avoid potential use-after-free bugs when walking DFS referrals, mounting and performing DFS failover by ensuring that all children from parent @tcon->ses are also refcounted. They're all needed across the entire DFS mount. Get rid of @tcon->dfs_ses_list while we're at it, too.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.65% probability · 49th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/062a7f0ff46eb57aff526897bd2bebfdb1d3046aPatch
- https://git.kernel.org/stable/c/645f332c6b63499cc76197f9b6bffcc659ba64ccPatch
- https://git.kernel.org/stable/c/e1db9ae87b7148c021daee1fcc4bc71b2ac58a79Patch
- https://git.kernel.org/stable/c/062a7f0ff46eb57aff526897bd2bebfdb1d3046aPatch
- https://git.kernel.org/stable/c/645f332c6b63499cc76197f9b6bffcc659ba64ccPatch
- https://git.kernel.org/stable/c/e1db9ae87b7148c021daee1fcc4bc71b2ac58a79Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.