Red Hat Security Advisory: kernel-rt security update
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: gpiolib: cdev: Fix use after free in lineinfo_changed_notify (CVE-2024-36899) * kernel: wifi: mac80211: Avoid address calculations via out of bounds array indexing (CVE-2024-41071) * kernel: ice: Fix improper extts handling (CVE-2024-42139) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
The Red Hat kernel-rt security update addresses three vulnerabilities: CVE-2024-36899 fixes a use-after-free in the GPIO library's cdev lineinfo_changed_notify function; CVE-2024-41071 prevents out-of-bounds array indexing in the mac80211 WiFi subsystem; and CVE-2024-42139 corrects improper extts handling in the ice network driver. These issues could lead to memory corruption or instability. The advisory applies to Red Hat Enterprise Linux 9.2 Extended Update Support kernel-rt packages. The update is available and requires a system reboot to activate the fixes.
Potential Impact
The vulnerabilities fixed by this update could allow local or remote attackers to cause memory corruption or use-after-free conditions, potentially leading to system instability or denial of service. The advisory does not report known exploits in the wild. The impact is rated as important by Red Hat, indicating a significant security risk if unpatched.
Mitigation Recommendations
Red Hat has released an official security update for the kernel-rt packages in Red Hat Enterprise Linux 9.2 Extended Update Support. Users should apply the update as detailed in the Red Hat advisory RHSA-2024:7005 and reboot the system to ensure the fixes take effect. No additional mitigations are indicated by the vendor.
Red Hat Security Advisory: kernel-rt security update
Description
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: gpiolib: cdev: Fix use after free in lineinfo_changed_notify (CVE-2024-36899) * kernel: wifi: mac80211: Avoid address calculations via out of bounds array indexing (CVE-2024-41071) * kernel: ice: Fix improper extts handling (CVE-2024-42139) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Red Hat kernel-rt security update addresses three vulnerabilities: CVE-2024-36899 fixes a use-after-free in the GPIO library's cdev lineinfo_changed_notify function; CVE-2024-41071 prevents out-of-bounds array indexing in the mac80211 WiFi subsystem; and CVE-2024-42139 corrects improper extts handling in the ice network driver. These issues could lead to memory corruption or instability. The advisory applies to Red Hat Enterprise Linux 9.2 Extended Update Support kernel-rt packages. The update is available and requires a system reboot to activate the fixes.
Potential Impact
The vulnerabilities fixed by this update could allow local or remote attackers to cause memory corruption or use-after-free conditions, potentially leading to system instability or denial of service. The advisory does not report known exploits in the wild. The impact is rated as important by Red Hat, indicating a significant security risk if unpatched.
Mitigation Recommendations
Red Hat has released an official security update for the kernel-rt packages in Red Hat Enterprise Linux 9.2 Extended Update Support. Users should apply the update as detailed in the Red Hat advisory RHSA-2024:7005 and reboot the system to ensure the fixes take effect. No additional mitigations 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-2024:7005
- Cve Count
- 3
- Additional Cves
- ["CVE-2024-41071","CVE-2024-42139"]
Threat ID: 6a3da1ef4853345fc1831b83
Added to database: 06/25/2026, 21:47:27 UTC
Last enriched: 06/25/2026, 22:42:48 UTC
Last updated: 09/10/2026, 19:36:48 UTC
Views: 66
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