PT-2025-52992

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel’s netfilter component related to the nf tables subsystem. A flaw in the chain reference counter handling can lead to an underflow. Specifically, an...

Vulnerabilities of functions nftFlushTable(), nfTablesDelChain(), nfTablesNewRule(), nfTablesDelRule(), and __nftReleaseTable() in Linux kernel, which allow attackers to compromise the confidentiality, integrity, and accessibility of protected information, or enhance their privileges.

The vulnerabilities of the functions nftFlushTable, nfTablesDelChain, nfTablesNewRule, nfTablesDelRule, and nftReleaseTable in the Linux kernel are related to the reutilization of previously freed memory. Exploiting these vulnerabilities can allow an attacker to compromise the confidentiality,...

PT-2025-5681

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to an asymmetry between commit/abort and preparation phase in the Linux kernel's netfilter nf tables. This occurs when a set is a verdict map and timeouts are...

PT-2024-8457

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to an integer underflow in the nf tables addchain function, which can lead to a denial of service. The problem occurs because nf tables chain destroy after nft...