Red Hat Security Advisory: kernel security update

Fixed packages 91

Vulnerabilities 3

• Critical 9.8
  CVE-2025-68741

  scsi: qla2xxx: Fix improper freeing of purex item

  In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix improper freeing of purex item In qla2xxx_process_purls_iocb(), an item is allocated via qla27xx_copy_multiple_pkt(), which internally calls qla24xx_alloc_purex_item(). The…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  Dec 24, 2025
• High 7.8
  CVE-2026-23001 Public exploit

  macvlan: fix possible UAF in macvlan_forward_source()

  In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlan_forward_source() Add RCU protection on (struct macvlan_source_entry)->vlan. Whenever macvlan_hash_del_source() is called, we must clear entry->vlan pointe…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  Jan 25, 2026
• High 7.8
  CVE-2026-23111 Public exploit

  netfilter: nf_tables: fix inverted genmask check in nft_map_catchall_activate()

  In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fix inverted genmask check in nft_map_catchall_activate() nft_map_catchall_activate() has an inverted element activity check compared to its non-catchall counterpart nft…

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

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2425046
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2432664
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2439687
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_10996.json
• report
  https://access.redhat.com/security/cve/CVE-2025-68741
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-68741
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-68741
• article
  https://lore.kernel.org/linux-cve-announce/2025122415-CVE-2025-68741-894a@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2026-23001
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-23001
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-23001
• article
  https://lore.kernel.org/linux-cve-announce/2026012534-CVE-2026-23001-7ab0@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2026-23111
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-23111
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-23111
• article
  https://lore.kernel.org/linux-cve-announce/2026021300-CVE-2026-23111-9762@gregkh/T