Red Hat Security Advisory: pam security update
A moderate severity vulnerability (CVE-2024-22365) in Pluggable Authentication Modules (PAM) for Red Hat Enterprise Linux 9 allows an unprivileged user to block another user namespace. PAM is a system that manages authentication policies without requiring program recompilation. Red Hat has released security updates addressing this issue in Red Hat Enterprise Linux 9.4 and related extended update support versions. The vulnerability is related to improper access control (CWE-277).
AI Analysis
Technical Summary
CVE-2024-22365 is a vulnerability in PAM that permits an unprivileged user to block another user namespace, potentially impacting authentication policies. Red Hat has released a security update for Red Hat Enterprise Linux 9 to fix this issue. The advisory (RHSA-2024:2438) covers various RHEL 9 variants and architectures, including x86_64, s390x, ppc64le, and aarch64. The update addresses the vulnerability by patching the PAM package to prevent unauthorized blocking of user namespaces.
Potential Impact
The vulnerability allows an unprivileged user to interfere with another user namespace, which could disrupt authentication mechanisms or user isolation. The severity is rated moderate by Red Hat. There are no known exploits in the wild at this time.
Mitigation Recommendations
Red Hat has released an official security update for PAM in Red Hat Enterprise Linux 9 to fix this vulnerability. Users should apply the update as described in the Red Hat advisory RHSA-2024:2438 and the referenced article https://access.redhat.com/articles/11258. Applying this update mitigates the vulnerability. No additional mitigation steps are indicated by the vendor.
Red Hat Security Advisory: pam security update
Description
A moderate severity vulnerability (CVE-2024-22365) in Pluggable Authentication Modules (PAM) for Red Hat Enterprise Linux 9 allows an unprivileged user to block another user namespace. PAM is a system that manages authentication policies without requiring program recompilation. Red Hat has released security updates addressing this issue in Red Hat Enterprise Linux 9.4 and related extended update support versions. The vulnerability is related to improper access control (CWE-277).
Affected software
pkg:rpm/redhat/pamRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2024-22365 is a vulnerability in PAM that permits an unprivileged user to block another user namespace, potentially impacting authentication policies. Red Hat has released a security update for Red Hat Enterprise Linux 9 to fix this issue. The advisory (RHSA-2024:2438) covers various RHEL 9 variants and architectures, including x86_64, s390x, ppc64le, and aarch64. The update addresses the vulnerability by patching the PAM package to prevent unauthorized blocking of user namespaces.
Potential Impact
The vulnerability allows an unprivileged user to interfere with another user namespace, which could disrupt authentication mechanisms or user isolation. The severity is rated moderate by Red Hat. There are no known exploits in the wild at this time.
Mitigation Recommendations
Red Hat has released an official security update for PAM in Red Hat Enterprise Linux 9 to fix this vulnerability. Users should apply the update as described in the Red Hat advisory RHSA-2024:2438 and the referenced article https://access.redhat.com/articles/11258. Applying this update mitigates the vulnerability. No additional mitigation steps are indicated by the vendor.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2024:2438
- Cve Count
- 1
Threat ID: 6a3da1f84853345fc183506e
Added to database: 06/25/2026, 21:47:36 UTC
Last enriched: 06/25/2026, 22:50:55 UTC
Last updated: 09/10/2026, 19:36:47 UTC
Views: 60
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