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Status published
Medium
CVE-2022-48639
net: sched: fix possible refcount leak in tc_new_tfilter()
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: sched: fix possible refcount leak in tc_new_tfilter() tfilter_put need to be called to put the refount got by tp->ops->get to avoid possible refcount leak when chain->tmplt_ops != NULL and chain->tmplt_ops != tp->ops.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/903f7d322c17d8e306d766404b4604e81653902a
- https://git.kernel.org/stable/c/8844c750eeb03452e2b3319c27a526f447b82596
- https://git.kernel.org/stable/c/f8162aed962be8fa07445b2b5928e84ab40dd8d7
- https://git.kernel.org/stable/c/0559d91ee3a2cd81b15ad5cd507539d6da867f88
- https://git.kernel.org/stable/c/c2e1cfefcac35e0eea229e148c8284088ce437b5
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Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
7d5509fa0d3ddfe252b4418513e493ac98de3317, 5.1, 0, 5.4.215, 5.10.146, 5.15.71, 5.19.12, 6.0
Timeline
Official Publish:
April 28th, 2024
Last Modified:
May 11th, 2026
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.