Vulnerability details
CVE-2023-53733
Linux Linux
net: sched: cls_u32: Undo tcf_bind_filter if u32_replace_hw_knode
CVSS 3.1
7.8High
Official description
In the Linux kernel, the following vulnerability has been resolved: net: sched: cls_u32: Undo tcf_bind_filter if u32_replace_hw_knode When u32_replace_hw_knode fails, we need to undo the tcf_bind_filter operation done at u32_set_parms.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.8High | 3.1 | CVEProject cvelistV5 (CNA) (Linux) | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Linux | Linux | 4.7 | CVEProject cvelistV5 (CNA) |
| Linux | Linux | d34e3e181395192d6d1f50dd97bd7854e04e33a4 ≤ v < d83345a8c0143ea31822be0aeb91a63bfc58215e | CVEProject cvelistV5 (CNA) |
| Linux | Linux | d34e3e181395192d6d1f50dd97bd7854e04e33a4 ≤ v < 3d5edcd3bca4aff15a18e45c79df1525059ab0e2 | CVEProject cvelistV5 (CNA) |
| Linux | Linux | d34e3e181395192d6d1f50dd97bd7854e04e33a4 ≤ v < a9345793469b65ee5ba7b033239916c2a67d3dd4 | CVEProject cvelistV5 (CNA) |
| Linux | Linux | d34e3e181395192d6d1f50dd97bd7854e04e33a4 ≤ v < 025159ed118ba5145b241d574edadb0e00d3c20f | CVEProject cvelistV5 (CNA) |
| Linux | Linux | d34e3e181395192d6d1f50dd97bd7854e04e33a4 ≤ v < 9cb36faedeafb9720ac236aeae2ea57091d90a09 | CVEProject cvelistV5 (CNA) |
References and advisories
5- https://git.kernel.org/stable/c/d83345a8c0143ea31822be0aeb91a63bfc58215e
- https://git.kernel.org/stable/c/3d5edcd3bca4aff15a18e45c79df1525059ab0e2
- https://git.kernel.org/stable/c/a9345793469b65ee5ba7b033239916c2a67d3dd4
- https://git.kernel.org/stable/c/025159ed118ba5145b241d574edadb0e00d3c20f
- https://git.kernel.org/stable/c/9cb36faedeafb9720ac236aeae2ea57091d90a09
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Details
- Published
- 2025-10-24
- Last updated
- 2026-10-30
- State
- Published
- Assigner (CNA)
- Linux
Exploit prediction (EPSS)
0.15%
Probability of exploitation in 30 days
4.4%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- —