CVE-2023-53733
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-24

Last updated on: 2025-10-27

Assigner: kernel.org

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.
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Meta Information
Published
2025-10-24
Last Modified
2025-10-27
Generated
2026-05-07
AI Q&A
2025-10-24
EPSS Evaluated
2026-05-05
NVD
CVE-2023-53733
EUVD
EUVD-2023-60037
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability involves the Linux kernel's network scheduler, specifically the cls_u32 module. When the function u32_replace_hw_knode fails, the system does not properly undo the tcf_bind_filter operation performed earlier in u32_set_parms, which can lead to inconsistent or incorrect filter states.


How can this vulnerability impact me? :

The impact of this vulnerability could include improper handling of network traffic filters, potentially causing network misbehavior or instability in the Linux kernel's traffic control subsystem. This might affect network performance or security filtering.


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