Red Hat Security Advisory: kernel security update

Fixed packages 158

Vulnerabilities 2

• High 7.8
  CVE-2025-39818

  HID: intel-thc-hid: intel-thc: Fix incorrect pointer arithmetic in I2C regs save

  In the Linux kernel, the following vulnerability has been resolved: HID: intel-thc-hid: intel-thc: Fix incorrect pointer arithmetic in I2C regs save Improper use of secondary pointer (&dev->i2c_subip_regs) caused kernel crash and out-of-bounds error: BUG: KAS…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Sep 16, 2025
• High 7.8
  CVE-2025-68800

  mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats

  In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex (instead of RTNL) to protect the multicast route list, so that it will not chan…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  Jan 13, 2026

References

• article
  https://access.redhat.com/security/updates/classification/#moderate
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2395797
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2429065
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_4759.json
• report
  https://access.redhat.com/security/cve/CVE-2025-39818
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-39818
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-39818
• article
  https://lore.kernel.org/linux-cve-announce/2025091615-CVE-2025-39818-f1b9@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-68800
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-68800
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-68800
• article
  https://lore.kernel.org/linux-cve-announce/2026011307-CVE-2025-68800-39d2@gregkh/T