netfilter: nf_conncount: fix leaked ct in error paths
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conncount: fix leaked ct in error paths There are some situations where ct might be leaked as error paths are skipping the refcounted check and return immediately. In order to solve it make sure that the check is always called.
02 / AFFECTED SOFTWARE
Affected packages
897 explicit affected versions
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conncount: fix leaked ct in error paths There are some situations where ct might be leaked as error paths are skipping the refcounted check and return immediately. In order to solve it make sure that the check is always called.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/08fa37f4c8c59c294e9c18fea2d083ee94074e5a
- https://git.kernel.org/stable/c/0b88be7211d21a0d68bb1e56dc805944e3654d6f
- https://git.kernel.org/stable/c/2e2a720766886190a6d35c116794693aabd332b6
- https://git.kernel.org/stable/c/325eb61bb30790ea27782203a17b007ce1754a67
- https://git.kernel.org/stable/c/4bd2b89f4028f250dd1c1625eb3da1979b04a5e8
- https://git.kernel.org/stable/c/e1ac8dce3a893641bef224ad057932f142b8a36f
- https://git.kernel.org/stable/c/f381a33f34dda9e4023e38ba68c943bca83245e9
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71146.json
- https://nvd.nist.gov/vuln/detail/CVE-2025-71146