CVE-2023-54035

Description

In the Linux kernel, the following vulnerability has been resolved:netfilter: nf_tables: fix underflow in chain reference counterSet element addition error path decrements reference counter on chainstwice: once on element release and again via nft_data_release().Then, d6b478666ffa (netfilter: nf_tables: fix underflow in objectreference counter) incorrectly fixed this by removing the statefulobject reference count decrement.Restore the stateful object decrement as in b91d90368837 (netfilter:nf_tables: fix leaking object reference count) and letnft_data_release() decrement the chain reference counter, so this isdone only once.

Risk Information

Associated Vulnerability

Patch Details

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234