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Red Hat Security Advisory

RHSA-2025:14985

kernel security update

Released 2025-09-02 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Fixes 4 records

Priority MEDIUM 47

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6_send() igmp6_send() can be called without RTNL or RCU being held.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.07804 Published 2025-02-27 Partial fix · 5.10.271, 5.15.222 +5 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free in tipc_conn_close().

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00217 Published 2025-07-25 Partial fix · 5.4.296, 5.10.240 +6 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_core: Fix use-after-free in vhci_flush() syzbot reported use-after-free in vhci_flush() without repro.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00182 Published 2025-07-09 Partial fix · 5.10.259, 5.15.209 +5 CWE-416
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix huge_pmd_unshare() vs GUP-fast race huge_pmd_unshare() drops a reference on a page table that may have previously been shared across pro…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.0016 Published 2025-06-28 Partial fix · 5.10.239, 5.15.186 +5 CWE-362