Issued at: 2026-09-19
Updated at: 2026-09-20
Advisory content derived from Red Hat RHSA-2026:68507, © Red Hat, Inc., used under CC BY 4.0, with modifications.
Synopsis
Important: kernel security, bug fix, and enhancement update
Description
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
* kernel: soc: qcom: socinfo: Avoid out of bounds read of serial number (CVE-2024-58007)
* kernel: Linux kernel t7xx WWAN driver: Denial of Service via buffer overflow (CVE-2026-23172)
* kernel: net: ena: PHC: Fix potential use-after-free in get_timestamp (CVE-2026-52971)
* kernel: IB/isert: Reject login PDUs shorter than ISER_HEADERS_LEN (CVE-2026-53176)
* kernel: ALSA: timer: Forcibly close timer instances at closing (CVE-2026-53193)
* kernel: ALSA: timer: Fix UAF at snd_timer_user_params() (CVE-2026-53192)
* kernel: wifi: mac80211: limit injected antenna index in ieee80211_parse_tx_radiotap (CVE-2026-63869)
* kernel: ALSA: seq: Serialize UMP output teardown with event_input (CVE-2026-64029)
* kernel: octeontx2-af: validate body pcifunc in rvu_mbox_handler_rep_event_notify (CVE-2026-63923)
* kernel: wifi: iwlwifi: mvm: fix driver-set TX rates on old devices (CVE-2026-64176)
* kernel: wifi: iwlwifi: mld: stop TX during firmware restart (CVE-2026-64175)
* kernel: netfilter: handle unreadable frags (CVE-2026-64414)
* kernel: hwrng: virtio: clamp device-reported used.len at copy_data() (CVE-2026-64456)
* kernel: Linux kernel: ALSA timer use-after-free vulnerability allows privilege escalation (CVE-2026-68200)
* kernel: Linux kernel SLIP: Out-of-bounds write due to race condition during MTU change (CVE-2026-68143)
* kernel: Linux kernel (ice): Denial of Service via out-of-range ptype in VIRTCHNL (CVE-2026-68128)
* kernel: Linux kernel: ath9k Wi-Fi driver use-after-free vulnerability leading to system crash (CVE-2026-68363)
* kernel: net: qrtr: restrict socket creation to the initial network namespace (CVE-2026-68294)
* kernel: dm_early_create: fix freeing used table on dm_resume failure (CVE-2026-72102)
Bug Fix(es) and Enhancement(s):
* nouveau vga_switcheroo binding holds Realtek ALC245 converter stream open ? analog output (device 0) returns EBUSY [rhel-10.2.z] (JIRA:Rocky Linux-239776)
* Rocky Linux 9.8: Multiuser Kerberized DFS shares fail to mount with UID mount option [rhel-10.2.z] (JIRA:Rocky Linux-254105)
* RHIVOS - [backport] S32G Fix STM driver linking failing modpost (JIRA:Rocky Linux-255225)
* RHIVOS - [backport] S32G Driver Enablement - OCOTP (JIRA:Rocky Linux-255516)
* RHIVOS - [backport] S32G Driver Enablement - INA231 (JIRA:Rocky Linux-255518)
* RHIVOS - [backport] S32G Driver Enablement - PIT (JIRA:Rocky Linux-255519)
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.