Red Hat Security Advisory: kernel security update
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: drm/vkms: Fix use after free and double free on init error (CVE-2025-22097) * kernel: scsi: lpfc: Use memcpy() for BIOS version (CVE-2025-38332) * kernel: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del() (CVE-2025-38352) * kernel: drm/gem: Acquire references on GEM handles for framebuffers (CVE-2025-38449) 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
Red Hat Product Security issued an advisory (RHSA-2025:15661) for kernel security updates addressing four vulnerabilities: CVE-2025-22097 fixes a use-after-free and double free on initialization error in drm/vkms; CVE-2025-38332 corrects unsafe memory copying in the scsi lpfc BIOS version handling; CVE-2025-38352 resolves a race condition between handle_posix_cpu_timers() and posix_cpu_timer_del(); and CVE-2025-38449 ensures proper reference acquisition on GEM handles for framebuffers. These fixes are included in updated kernel packages for Red Hat Enterprise Linux 9 and related variants. The advisory rates the update as Important (high severity) and requires rebooting the system after applying the update.
Potential Impact
The vulnerabilities affect the Linux kernel core components, potentially leading to memory corruption issues such as use-after-free, double free, race conditions, and improper resource handling. These could result in system instability or security breaches if exploited. The advisory does not report known exploits in the wild. The impact is rated as high by Red Hat.
Mitigation Recommendations
Red Hat has released updated kernel packages that fix these vulnerabilities. Users should apply the security update as described in the Red Hat advisory (https://access.redhat.com/articles/11258) and reboot their systems to ensure the fixes take effect. No additional mitigation steps are indicated beyond applying the official update and rebooting.
Red Hat Security Advisory: kernel security update
Description
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: drm/vkms: Fix use after free and double free on init error (CVE-2025-22097) * kernel: scsi: lpfc: Use memcpy() for BIOS version (CVE-2025-38332) * kernel: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del() (CVE-2025-38352) * kernel: drm/gem: Acquire references on GEM handles for framebuffers (CVE-2025-38449) 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
Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Red Hat Product Security issued an advisory (RHSA-2025:15661) for kernel security updates addressing four vulnerabilities: CVE-2025-22097 fixes a use-after-free and double free on initialization error in drm/vkms; CVE-2025-38332 corrects unsafe memory copying in the scsi lpfc BIOS version handling; CVE-2025-38352 resolves a race condition between handle_posix_cpu_timers() and posix_cpu_timer_del(); and CVE-2025-38449 ensures proper reference acquisition on GEM handles for framebuffers. These fixes are included in updated kernel packages for Red Hat Enterprise Linux 9 and related variants. The advisory rates the update as Important (high severity) and requires rebooting the system after applying the update.
Potential Impact
The vulnerabilities affect the Linux kernel core components, potentially leading to memory corruption issues such as use-after-free, double free, race conditions, and improper resource handling. These could result in system instability or security breaches if exploited. The advisory does not report known exploits in the wild. The impact is rated as high by Red Hat.
Mitigation Recommendations
Red Hat has released updated kernel packages that fix these vulnerabilities. Users should apply the security update as described in the Red Hat advisory (https://access.redhat.com/articles/11258) and reboot their systems to ensure the fixes take effect. No additional mitigation steps are indicated beyond applying the official update 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-2025:15661
- Cve Count
- 4
- Additional Cves
- ["CVE-2025-38332","CVE-2025-38352","CVE-2025-38449"]
- Cvss Version
- null
Threat ID: 6a3da1e44853345fc182cfb1
Added to database: 06/25/2026, 21:47:16 UTC
Last enriched: 06/25/2026, 22:31:48 UTC
Last updated: 07/03/2026, 13:06:46 UTC
Views: 17
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.