Red Hat Security Advisory: kernel security update

Fixed packages 71

Vulnerabilities 2

• Critical 9.8
  CVE-2025-39841

  scsi: lpfc: Fix buffer free/clear order in deferred receive path

  In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix buffer free/clear order in deferred receive path Fix a use-after-free window by correcting the buffer release sequence in the deferred receive path. The code freed the RQ buff…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  Sep 19, 2025
• Unscored —
  CVE-2025-39883

  mm/memory-failure: fix VM_BUG_ON_PAGE(PagePoisoned(page)) when unpoison memory

  In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix VM_BUG_ON_PAGE(PagePoisoned(page)) when unpoison memory When I did memory failure tests, below panic occurs: page dumped because: VM_BUG_ON_PAGE(PagePoisoned(page)) ker…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  Sep 23, 2025

References

• article
  https://access.redhat.com/security/updates/classification/#moderate
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2396944
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2397553
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_22996.json
• report
  https://access.redhat.com/security/cve/CVE-2025-39841
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-39841
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-39841
• article
  https://lore.kernel.org/linux-cve-announce/2025091902-CVE-2025-39841-2c0f@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-39883
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-39883
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-39883
• article
  https://lore.kernel.org/linux-cve-announce/2025092302-CVE-2025-39883-6015@gregkh/T