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net/netfilter/nf_conntrack_standalone.c in the Linux kernel before 5.12.2 allows observation of changes in any net namespace because these changes are leaked into all other net namespaces. This is related to the NF_SYSCTL_CT_MAX NF_SYSCTL_CT_EXPECT_MAX and NF_SYSCTL_CT_BUCKETS sysctls.
| Reporter | Title | Published | Views | Family All 138 |
|---|---|---|---|---|
 | The vulnerabilities of the parameters NF_SYSCTL_CT_MAX, NF_SYSCTL_CT_EXPECT_MAX, and NF_SYSCTL_CT_BUCKETS in the Linux kernel’s net/netfilter/nf_conntrack_standalone.c component allow attackers to disclose protected information. | 5 Oct 202100:00 | – | bdu_fstec |
 | CVE-2021-38209 affecting package kernel 5.10.189.1-1 | 9 Sep 202115:03 | – | cbl_mariner |
| CVE-2021-38209 affecting package kernel for versions less than 5.10.78.1-1 | 9 Apr 202206:52 | – | cbl_mariner |
 | CVE-2021-38209 | 9 Aug 202100:36 | – | circl |
 | Linux kernel 安全漏洞 | 8 Aug 202100:00 | – | cnnvd |
 | Linux kernel information disclosure vulnerability (CNVD-2021-60524) | 10 Aug 202100:00 | – | cnvd |
 | CVE-2021-38209 | 8 Aug 202119:21 | – | cve |
 | CVE-2021-38209 | 8 Aug 202119:21 | – | cvelist |
 | CVE-2021-38209 | 8 Aug 202119:21 | – | debiancve |
 | EulerOS Virtualization 3.0.2.0 : kernel (EulerOS-SA-2021-2818) | 29 Dec 202100:00 | – | nessus |
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16 Dec 2021 08:00Current
6.8Medium risk
Vulners AI Score6.8
CVSS 22.1
CVSS 3.13.3
EPSS0.00047