Red Hat Security Advisory: kernel security update
This Red Hat security advisory addresses multiple moderate severity vulnerabilities in the Linux kernel packages for Red Hat Enterprise Linux 8. The issues include use-after-free bugs in RDMA/iwcm and tipc components, a memcpy usage fix in the scsi lpfc BIOS version handling, and a race condition in the net/sched sch_qfq module. These vulnerabilities could potentially lead to stability or security issues in affected systems. The advisory provides updated kernel packages to fix these vulnerabilities and requires a system reboot to apply the updates.
AI Analysis
Technical Summary
The advisory covers four kernel vulnerabilities: CVE-2025-38211 fixes a use-after-free of work objects after cm_id destruction in RDMA/iwcm; CVE-2025-38332 addresses improper memcpy usage for BIOS version in the scsi lpfc driver; CVE-2025-38464 resolves a use-after-free in tipc_conn_close(); and CVE-2025-38477 corrects a race condition in the sch_qfq scheduler aggregate function. These issues affect the Linux kernel core in Red Hat Enterprise Linux 8 and related products. The vendor has released updated kernel packages to remediate these vulnerabilities, and a system reboot is required for the fixes to take effect.
Potential Impact
The vulnerabilities involve use-after-free conditions and a race condition in kernel components, which can lead to potential memory corruption or instability. While no known exploits in the wild have been reported, these issues could be leveraged to cause denial of service or other unintended behavior in affected systems. The overall security impact is rated as moderate by Red Hat.
Mitigation Recommendations
Red Hat has released updated kernel packages that address these vulnerabilities. Users should apply the available kernel updates for Red Hat Enterprise Linux 8 as detailed in the advisory RHSA-2025:15008 and reboot affected systems to ensure the fixes take effect. No additional mitigation steps are indicated by the vendor.
Red Hat Security Advisory: kernel security update
Description
This Red Hat security advisory addresses multiple moderate severity vulnerabilities in the Linux kernel packages for Red Hat Enterprise Linux 8. The issues include use-after-free bugs in RDMA/iwcm and tipc components, a memcpy usage fix in the scsi lpfc BIOS version handling, and a race condition in the net/sched sch_qfq module. These vulnerabilities could potentially lead to stability or security issues in affected systems. The advisory provides updated kernel packages to fix these vulnerabilities and requires a system reboot to apply the updates.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The advisory covers four kernel vulnerabilities: CVE-2025-38211 fixes a use-after-free of work objects after cm_id destruction in RDMA/iwcm; CVE-2025-38332 addresses improper memcpy usage for BIOS version in the scsi lpfc driver; CVE-2025-38464 resolves a use-after-free in tipc_conn_close(); and CVE-2025-38477 corrects a race condition in the sch_qfq scheduler aggregate function. These issues affect the Linux kernel core in Red Hat Enterprise Linux 8 and related products. The vendor has released updated kernel packages to remediate these vulnerabilities, and a system reboot is required for the fixes to take effect.
Potential Impact
The vulnerabilities involve use-after-free conditions and a race condition in kernel components, which can lead to potential memory corruption or instability. While no known exploits in the wild have been reported, these issues could be leveraged to cause denial of service or other unintended behavior in affected systems. The overall security impact is rated as moderate by Red Hat.
Mitigation Recommendations
Red Hat has released updated kernel packages that address these vulnerabilities. Users should apply the available kernel updates for Red Hat Enterprise Linux 8 as detailed in the advisory RHSA-2025:15008 and reboot affected systems to ensure the fixes take effect. 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-2025:15008
- Cve Count
- 4
- Additional Cves
- ["CVE-2025-38332","CVE-2025-38464","CVE-2025-38477"]
- Cvss Version
- null
Threat ID: 6a3da1e54853345fc182d79b
Added to database: 06/25/2026, 21:47:17 UTC
Last enriched: 06/25/2026, 22:32:34 UTC
Last updated: 07/03/2026, 08:51:21 UTC
Views: 13
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