Red Hat Security Advisory: kernel security update
Red Hat has issued a security advisory for multiple vulnerabilities in the Linux kernel packages included in Red Hat Enterprise Linux 9 and related products. The update addresses five distinct security issues, including out-of-bounds access, null pointer dereference, improper pointer dereference, double read, and potential memory corruption. These vulnerabilities affect core kernel components such as kobject_uevent, ipvs, bonding, ELF handling, and nvme-tcp. The advisory rates the overall impact as important and recommends applying the update and rebooting the system to mitigate the risks.
AI Analysis
Technical Summary
This Red Hat security advisory (RHSA-2025:4341) addresses five kernel vulnerabilities: CVE-2024-42292 fixes an out-of-bounds access in kobject_uevent's zap_modalias_env function; CVE-2024-42322 corrects improper dereferencing of a pointer in ip_vs_add_service; CVE-2024-44990 resolves a null pointer dereference in bond_ipsec_offload_ok; CVE-2024-46826 fixes a double read issue in kernel.randomize_va_space; and CVE-2025-21927 mitigates potential memory corruption in nvme_tcp_recv_pdu. These issues affect Red Hat Enterprise Linux 9 and related variants across multiple architectures. The advisory confirms that patches are available and that a system reboot is required after applying updates.
Potential Impact
The vulnerabilities collectively could lead to kernel crashes, memory corruption, or undefined behavior due to out-of-bounds access, null pointer dereference, and improper pointer handling in critical kernel subsystems. Such flaws may impact system stability and security, potentially allowing attackers to cause denial of service or other unintended effects. The advisory rates the security impact as important (high severity). No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released patched kernel packages addressing these vulnerabilities. Users should apply the updates as provided in the advisory RHSA-2025:4341 and reboot affected systems to ensure the fixes take effect. For detailed update instructions, refer to https://access.redhat.com/articles/11258. No additional mitigations are specified or required beyond applying the official patches and rebooting.
Red Hat Security Advisory: kernel security update
Description
Red Hat has issued a security advisory for multiple vulnerabilities in the Linux kernel packages included in Red Hat Enterprise Linux 9 and related products. The update addresses five distinct security issues, including out-of-bounds access, null pointer dereference, improper pointer dereference, double read, and potential memory corruption. These vulnerabilities affect core kernel components such as kobject_uevent, ipvs, bonding, ELF handling, and nvme-tcp. The advisory rates the overall impact as important and recommends applying the update and rebooting the system to mitigate the risks.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This Red Hat security advisory (RHSA-2025:4341) addresses five kernel vulnerabilities: CVE-2024-42292 fixes an out-of-bounds access in kobject_uevent's zap_modalias_env function; CVE-2024-42322 corrects improper dereferencing of a pointer in ip_vs_add_service; CVE-2024-44990 resolves a null pointer dereference in bond_ipsec_offload_ok; CVE-2024-46826 fixes a double read issue in kernel.randomize_va_space; and CVE-2025-21927 mitigates potential memory corruption in nvme_tcp_recv_pdu. These issues affect Red Hat Enterprise Linux 9 and related variants across multiple architectures. The advisory confirms that patches are available and that a system reboot is required after applying updates.
Potential Impact
The vulnerabilities collectively could lead to kernel crashes, memory corruption, or undefined behavior due to out-of-bounds access, null pointer dereference, and improper pointer handling in critical kernel subsystems. Such flaws may impact system stability and security, potentially allowing attackers to cause denial of service or other unintended effects. The advisory rates the security impact as important (high severity). No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released patched kernel packages addressing these vulnerabilities. Users should apply the updates as provided in the advisory RHSA-2025:4341 and reboot affected systems to ensure the fixes take effect. For detailed update instructions, refer to https://access.redhat.com/articles/11258. No additional mitigations are specified or required beyond applying the official patches and rebooting.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:4341
- Cve Count
- 5
- Additional Cves
- ["CVE-2024-42322","CVE-2024-44990","CVE-2024-46826","CVE-2025-21927"]
Threat ID: 6a3da1d54853345fc1826c24
Added to database: 06/25/2026, 21:47:01 UTC
Last enriched: 08/19/2026, 15:22:32 UTC
Last updated: 09/10/2026, 19:36:48 UTC
Views: 45
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