Red Hat Security Advisory: kernel security update

Fixed packages 160

Vulnerabilities 5

• High 7.8
  CVE-2025-21919

  sched/fair: Fix potential memory corruption in child_cfs_rq_on_list

  In the Linux kernel, the following vulnerability has been resolved: sched/fair: Fix potential memory corruption in child_cfs_rq_on_list child_cfs_rq_on_list attempts to convert a 'prev' pointer to a cfs_rq. This 'prev' pointer can originate from struct rq's l…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  Apr 1, 2025
• High 7.8
  CVE-2025-23150

  ext4: fix off-by-one error in do_split

  In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in do_split Syzkaller detected a use-after-free issue in ext4_insert_dentry that was caused by out-of-bounds access due to incorrect splitting in do_split. BUG: KAS…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  May 1, 2025
• High 7.8
  CVE-2025-37738

  ext4: ignore xattrs past end

  In the Linux kernel, the following vulnerability has been resolved: ext4: ignore xattrs past end Once inside 'ext4_xattr_inode_dec_ref_all' we should ignore xattrs entries past the 'end' entry. This fixes the following KASAN reported issue: ==================…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  May 1, 2025
• Unscored —
  CVE-2025-21883

  ice: Fix deinitializing VF in error path

  In the Linux kernel, the following vulnerability has been resolved: ice: Fix deinitializing VF in error path If ice_ena_vfs() fails after calling ice_create_vf_entries(), it frees all VFs without removing them from snapshot PF-VF mailbox list, leading to list…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Mar 27, 2025
• Unscored —
  CVE-2025-22104

  ibmvnic: Use kernel helpers for hex dumps

  In the Linux kernel, the following vulnerability has been resolved: ibmvnic: Use kernel helpers for hex dumps Previously, when the driver was printing hex dumps, the buffer was cast to an 8 byte long and printed using string formatters. If the buffer size was…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Apr 16, 2025

References

• article
  https://access.redhat.com/security/updates/classification/#moderate
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2355415
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2356618
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2360265
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2363268
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2363305
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_9302.json
• report
  https://access.redhat.com/security/cve/CVE-2025-21883
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-21883
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-21883
• article
  https://lore.kernel.org/linux-cve-announce/2025032712-CVE-2025-21883-8b73@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-21919
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-21919
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-21919
• article
  https://lore.kernel.org/linux-cve-announce/2025040131-CVE-2025-21919-5f2a@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-22104
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-22104
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-22104
• article
  https://lore.kernel.org/linux-cve-announce/2025041622-CVE-2025-22104-0a82@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-23150
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-23150
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-23150
• article
  https://lore.kernel.org/linux-cve-announce/2025050127-CVE-2025-23150-15b8@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-37738
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-37738
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-37738
• article
  https://lore.kernel.org/linux-cve-announce/2025050132-CVE-2025-37738-deb1@gregkh/T