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CVE-2025-6020— Linux-pam: linux-pam directory traversal

CVSS 7.8 · High EPSS 0.07% · P22

I. Basic Information for CVE-2025-6020

Vulnerability Information
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Vulnerability Title
Linux-pam: linux-pam directory traversal
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in linux-pam. The module pam_namespace may use access user-controlled paths without proper protection, allowing local users to elevate their privileges to root via multiple symlink attacks and race conditions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux-pam 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux-pam是Linux团队的一款用于Linux的支持插拔式的系统身份验证软件。 Linux-pam存在安全漏洞，该漏洞源于pam_namespace模块使用用户控制路径时保护不足，可能导致本地用户通过符号链接攻击和竞争条件提升至root权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
-- 0 ~ 1.7.1 -
Red HatRed Hat Enterprise Linux 10 0:1.6.1-8.el10 ~ * cpe:/o:redhat:enterprise_linux:10.1
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support 0:1.6.1-8.el10_0 ~ * cpe:/o:redhat:enterprise_linux_eus:10.0
Red HatRed Hat Enterprise Linux 7 Extended Lifecycle Support 0:1.1.8-23.el7_9.1 ~ * cpe:/o:redhat:rhel_els:7
Red HatRed Hat Enterprise Linux 8 0:1.3.1-37.el8_10 ~ * cpe:/o:redhat:enterprise_linux:8::baseos
Red HatRed Hat Enterprise Linux 8 0:1.3.1-38.el8_10 ~ * cpe:/o:redhat:enterprise_linux:8::baseos
Red HatRed Hat Enterprise Linux 8.2 Advanced Update Support 0:1.3.1-8.el8_2.1 ~ * cpe:/o:redhat:rhel_aus:8.2::baseos
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:1.3.1-14.el8_4.1 ~ * cpe:/o:redhat:rhel_aus:8.4::baseos
Red HatRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:1.3.1-16.el8_6.2 ~ * cpe:/o:redhat:rhel_aus:8.6::baseos
Red HatRed Hat Enterprise Linux 8.6 Telecommunications Update Service 0:1.3.1-16.el8_6.2 ~ * cpe:/o:redhat:rhel_aus:8.6::baseos
Red HatRed Hat Enterprise Linux 8.6 Update Services for SAP Solutions 0:1.3.1-16.el8_6.2 ~ * cpe:/o:redhat:rhel_aus:8.6::baseos
Red HatRed Hat Enterprise Linux 8.8 Telecommunications Update Service 0:1.3.1-26.el8_8.1 ~ * cpe:/o:redhat:rhel_e4s:8.8::baseos
Red HatRed Hat Enterprise Linux 8.8 Update Services for SAP Solutions 0:1.3.1-26.el8_8.1 ~ * cpe:/o:redhat:rhel_e4s:8.8::baseos
Red HatRed Hat Enterprise Linux 9 0:1.5.1-26.el9_6 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9 0:1.5.1-25.el9_6 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9 0:1.5.1-26.el9_6 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9 0:1.5.1-25.el9_6 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9.0 Update Services for SAP Solutions 0:1.5.1-9.el9_0.2 ~ * cpe:/o:redhat:rhel_e4s:9.0::baseos
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions 0:1.5.1-15.el9_2.1 ~ * cpe:/o:redhat:rhel_e4s:9.2::baseos
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support 0:1.5.1-24.el9_4 ~ * cpe:/a:redhat:rhel_eus:9.4::appstream
Red HatRed Hat Web Terminal 1.11 on RHEL 9 1.11-19 ~ * cpe:/a:redhat:webterminal:1.11::el9
Red HatRed Hat Web Terminal 1.11 on RHEL 9 1.11-8 ~ * cpe:/a:redhat:webterminal:1.11::el9
Red HatRed Hat Web Terminal 1.12 on RHEL 9 1.12-4 ~ * cpe:/a:redhat:webterminal:1.12::el9
Red HatRHEL-8 based Middleware Containers 7.13.5-4.1752066672 ~ * cpe:/a:redhat:rhosemc:1.0::el8
Red HatRHEL-8 based Middleware Containers 7.13.5-4.1752065732 ~ * cpe:/a:redhat:rhosemc:1.0::el8
Red HatRHEL-8 based Middleware Containers 7.13.5-4.1752065732 ~ * cpe:/a:redhat:rhosemc:1.0::el8
Red HatRHEL-8 based Middleware Containers 7.13.5-3.1752065737 ~ * cpe:/a:redhat:rhosemc:1.0::el8
Red HatRHEL-8 based Middleware Containers 7.13.5-4.1752065731 ~ * cpe:/a:redhat:rhosemc:1.0::el8
Red HatRHEL-8 based Middleware Containers 7.13.5-25 ~ * cpe:/a:redhat:rhosemc:1.0::el8
Red HatRHEL-8 based Middleware Containers 7.13.5-4.1752065736 ~ * cpe:/a:redhat:rhosemc:1.0::el8
Red HatRHEL-8 based Middleware Containers 7.13.5-2.1752065733 ~ * cpe:/a:redhat:rhosemc:1.0::el8
Red HatRHEL-8 based Middleware Containers 7.13.5-4.1752065755 ~ * cpe:/a:redhat:rhosemc:1.0::el8
Red HatRHOSS-1.36-RHEL-8 1.36.0-11 ~ * cpe:/a:redhat:openshift_serverless:1.36::el8
Red HatRHOSS-1.36-RHEL-8 1.36.0-11 ~ * cpe:/a:redhat:openshift_serverless:1.36::el8
Red HatRHOSS-1.36-RHEL-8 1.36.0-11 ~ * cpe:/a:redhat:openshift_serverless:1.36::el8
Red HatRHOSS-1.36-RHEL-8 1.36.0-10 ~ * cpe:/a:redhat:openshift_serverless:1.36::el8
Red HatRHOSS-1.36-RHEL-8 1.36.0-10 ~ * cpe:/a:redhat:openshift_serverless:1.36::el8
Red HatRHOSS-1.36-RHEL-8 1.36.0-4 ~ * cpe:/a:redhat:openshift_serverless:1.36::el8
Red HatRHOSS-1.36-RHEL-8 1.36.0-9 ~ * cpe:/a:redhat:openshift_serverless:1.36::el8
Red HatRHOSS-1.36-RHEL-8 1.36.0-18 ~ * cpe:/a:redhat:openshift_serverless:1.36::el8
Red HatRHOSS-1.36-RHEL-8 1.36.0-11 ~ * cpe:/a:redhat:openshift_serverless:1.36::el8
Red HatRHOSS-1.36-RHEL-8 1.36.0-7 ~ * cpe:/a:redhat:openshift_serverless:1.36::el8
Red Hatcert-manager operator for Red Hat OpenShift 1.16 sha256:1abdfac084e7c86e7a93a19e5cf6b54db79b903bfb7474a42200f753b29eda4b ~ * cpe:/a:redhat:cert_manager:1.16::el9
Red HatOpenShift Compliance Operator 1 sha256:06ad8599c4b0170264e40a45b0126504c87c37f0832265c7ff6541d2385b2049 ~ * cpe:/a:redhat:openshift_compliance_operator:1::el9
Red HatRed Hat Discovery 2 sha256:bd9cb502def3153c193713b56372694cb555a71b38d4fc0fd9d021bccc5602de ~ * cpe:/a:redhat:discovery:2::el9
Red HatRed Hat Discovery 2 sha256:1c67d8d526ab4f2854947f7dccd8752a2efd414c0f1cbab17706fa91147e7cda ~ * cpe:/a:redhat:discovery:2::el9
Red HatRed Hat Insights proxy 1.5 sha256:4ca38b33efec0d2dd17a8fd822a7c18281810676ceabb0c1db90953cb91cd5ea ~ * cpe:/a:redhat:insights_proxy:1.5::el9
Red HatRed Hat OpenShift distributed tracing 3.6.0 sha256:1faa5daf085b0844740653d96711b3fcfa766a77224fb523335d877b8e314b57 ~ * cpe:/a:redhat:openshift_distributed_tracing:3.6::el8
Red HatRed Hat OpenShift distributed tracing 3.6.0 sha256:39378c1e705973edca5f52f422b5c3693aaf5d2f22fb320d7676086b2cf846ba ~ * cpe:/a:redhat:openshift_distributed_tracing:3.6::el8
Red HatRed Hat OpenShift distributed tracing 3.6.0 sha256:18ca3c44f6f25cbfe67842a0b2c9491a8247a64dbd166f188dccf0a84cfd3e67 ~ * cpe:/a:redhat:openshift_distributed_tracing:3.6::el8
Red HatRed Hat OpenShift distributed tracing 3.6.0 sha256:34851d4dd94a887b27d0937a1238d09ac370b4ec06382fe880796dac86c4aa3e ~ * cpe:/a:redhat:openshift_distributed_tracing:3.6::el8
Red HatRed Hat OpenShift distributed tracing 3.6.0 sha256:3d281c9d7fe151c35605aac57a95fec699d20ecea6f4a5ea5b8cdc26a8808695 ~ * cpe:/a:redhat:openshift_distributed_tracing:3.6::el8
Red HatRed Hat OpenShift distributed tracing 3.6.0 sha256:2a37885dbd9735167854119a546f9ce1b37454a2b57d283fbd8da890c01db767 ~ * cpe:/a:redhat:openshift_distributed_tracing:3.6::el8
Red HatRed Hat OpenShift distributed tracing 3.6.0 sha256:8f2da1e0fc45a36cffbe91f9a1c4449eb0c71671865b7194951ad727c9f7b064 ~ * cpe:/a:redhat:openshift_distributed_tracing:3.6::el8
Red HatRed Hat OpenShift distributed tracing 3.6.0 sha256:1feaee0df48953c919df3ceb2dde3aa10345e69c0b1a7186a8a0fd6ab9b300f6 ~ * cpe:/a:redhat:openshift_distributed_tracing:3.6::el8
Red HatRed Hat OpenShift distributed tracing 3.6.0 sha256:54c5403a8a9e0300233e75a04318013e9dbe3d894be691927d27dc2fe53fddc0 ~ * cpe:/a:redhat:openshift_distributed_tracing:3.6::el8
Red HatRed Hat OpenShift sandboxed containers 1.1 sha256:24722900db1425bf0c27f6ad6f3fb7d79ff9ebc433bdab58423fa71bab76122b ~ * cpe:/a:redhat:confidential_compute_attestation:1.10::el9
Red HatRed Hat OpenShift sandboxed containers 1.1 sha256:9ff002e628e5646b5ab3cc9201087847bea29569b4a1bc135b89d5c1a5f0a422 ~ * cpe:/a:redhat:confidential_compute_attestation:1.10::el9
Red HatRed Hat OpenShift sandboxed containers 1.1 sha256:8f29671308ca658e32e97d5c3b482f7541aae1bca1b71f39b3276a9a334d8108 ~ * cpe:/a:redhat:confidential_compute_attestation:1.10::el9
Red HatRed Hat OpenShift sandboxed containers 1.1 sha256:59fb1f7f1653361d94f7d48b42d8fe19ed3263c1c78654837c11f2135544c1ac ~ * cpe:/a:redhat:confidential_compute_attestation:1.10::el9

II. Public POCs for CVE-2025-6020

#POC DescriptionSource LinkShenlong Link
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III. Intelligence Information for CVE-2025-6020

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IV. Related Vulnerabilities

Same weakness: CWE-22

V. Comments for CVE-2025-6020

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