RLSA-2026:91565

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Source
https://errata.rockylinux.org/RLSA-2026:91565
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:91565.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:91565
Upstream
CVE (16)
Published
2026-10-29T12:08:23Z
Modified
2026-10-29T12:30:03Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Important: kernel security, bug fix, and enhancement update
Details

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: tcp: restrict SO_ATTACH_FILTER to priv users (CVE-2026-53236)

  • kernel: fuse: re-lock request before replacing page cache folio (CVE-2026-53388)

  • kernel: net: shaper: rework the VALID marking (again) (CVE-2026-64027)

  • kernel: net/handshake: hand off the pinned file reference to accept_doit (CVE-2026-63979)

  • kernel: net/handshake: Drain pending requests at net namespace exit (CVE-2026-63978)

  • kernel: af_unix: Fix UAF read of tail->len in unix_stream_data_wait() (CVE-2026-64109)

  • kernel: net/handshake: Take a long-lived file reference at submit (CVE-2026-64523)

  • kernel: net: gro: fix double aggregation of flush-marked skbs (CVE-2026-68136)

  • kernel: net/packet: avoid fanout hook re-registration after unregister (CVE-2026-68338)

  • kernel: scsi: target: core: Fix iSCSI ISID use-after-free in REGISTER AND MOVE (CVE-2026-72083)

  • kernel: KVM: s390: pci: Reject adapter interrupt forwarding if already enabled (CVE-2026-74515)

  • kernel: net: smc: fix splice entry lifetime imbalance in smc_rx_splice (CVE-2026-74631)

  • kernel: usb: usbfs: fix use-after-free of usb_device in usbdev_release() (CVE-2026-80824)

  • kernel: smb: client: clear setuid/setgid bit on write with cifsacl/modefromsid/posix extensions (CVE-2026-89638)

  • kernel: vfio/pci: clear vdev->msi_perm after freeing it on init failure (CVE-2026-89777)

  • kernel: md/raid5-ppl: fix use-after-free in ppl_do_flush() (CVE-2026-93262)

Bug Fix(es) and Enhancement(s):

  • x86/microcode: Add platform mask to Intel microcode "old" list [Rocky Linux-10] [rhel-10.2.z] (JIRA:Rocky Linux-212778)

  • net: NULL pointer deref kernel panic in fib6_walk_continue under heavy VRF churn [rhel-10.2.z] (JIRA:Rocky Linux-245489)

  • backport fixes for lockdep issues reported with rt-debug [rhel-10.2.z] (JIRA:Rocky Linux-259937)

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.

Database specific 
{
    "license":  "CC-BY-4.0",
    "license_url":  "https://creativecommons.org/licenses/by/4.0/",
    "source_advisory":  "RHSA-2026:91565"
}
References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:10 / kernel

Package

Name
kernel
Purl
pkg:rpm/rocky-linux/kernel?distro=rocky-linux-10&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:6.12.0-211.69.1.el10_2
Database specific
Show details 
{
    "yum_repository":  "BaseOS"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:91565.json"