Read the docs
Red Hat Security Advisory

RHSA-2026:2212

kernel security update

Released 2026-02-09 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Fixes 16 records

Priority MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: fix race in hci_cmd_sync_dequeue_once hci_cmd_sync_dequeue_once() does lookup and then cancel the entry under two separate lock sec…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.0027 Published 2025-12-08 Partial fix · 6.1.159, 6.6.117 +4
TI-2025-26840 CVE-2025-40170 · GHSA-3vr4-gx8q-4fgg

net: use dst_dev_rcu() in sk_setup_caps()

Priority LOW 39

In the Linux kernel, the following vulnerability has been resolved: net: use dst_dev_rcu() in sk_setup_caps() Use RCU to protect accesses to dst->dev from sk_setup_caps() and sk_dst_gso_max_size().

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00193 Published 2025-11-12 Partial fix · 6.1.191, 6.6.160 +3
Priority LOW 37

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix possible UAF on iso_conn_free This attempt to fix similar issue to sco_conn_free where if the conn->sk is not set to NULL may lead t…

CVSS 3.1HIGH 8.0 Adjacent network Low privileges No interaction EPSS 0.00324 Published 2025-11-12 Partial fix · 6.1.156, 6.6.112 +3
TI-2025-26828 CVE-2025-40158 · GHSA-4g43-pmw7-v27w

ipv6: use RCU in ip6_output()

Priority LOW 36

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6_output() Use RCU in ip6_output() in order to use dst_dev_rcu() to prevent possible UAF.

CVSS 3.1HIGH 8.1 Network No auth No interaction EPSS 0.00555 Published 2025-11-12 Partial fix · 6.1.191, 6.6.160 +3
TI-2025-26806 CVE-2025-40135 · GHSA-q28q-889g-6rx2

ipv6: use RCU in ip6_xmit()

Priority LOW 36

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6_xmit() Use RCU in ip6_xmit() in order to use dst_dev_rcu() to prevent possible UAF.

CVSS 3.1HIGH 8.1 Network No auth No interaction EPSS 0.0071 Published 2025-11-12 Partial fix · 5.15.224, 6.1.167 +4
TI-2025-26941 CVE-2025-40271 · GHSA-r37x-wmxh-7hvh

fs/proc: fix uaf in proc_readdir_de()

Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix uaf in proc_readdir_de() Pde is erased from subdir rbtree through rb_erase(), but not set the node to EMPTY, which may result in uaf access…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00488 Published 2025-12-06 Partial fix · 5.4.302, 5.10.247 +6
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: io_uring/net: commit partial buffers on retry Ring provided buffers are potentially only valid within the single execution context in which they were ac…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00173 Published 2025-09-04 Partial fix · 6.6.103, 6.12.44 +3 CWE-787
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix infinite recursive call of clip_push().

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00205 Published 2025-07-25 Partial fix · 5.4.296, 5.10.240 +6 CWE-674
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: vsock/vmci: Clear the vmci transport packet properly when initializing it In vmci_transport_packet_init memset the vmci_transport_packet before populati…

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
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix slab-use-after-free Read in rxe_queue_cleanup bug Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x7d/0xa0 li…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00229 Published 2025-06-18 Partial fix · 5.4.294, 5.10.238 +6 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix "KASAN: slab-use-after-free Read in ib_register_device" problem Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x11…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00199 Published 2025-06-18 Partial fix · 5.10.248, 5.5 +6 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v2m: Prevent use after free of gicv2m_get_fwnode() With ACPI in place, gicv2m_get_fwnode() is registered with the pci subsystem as pci_msi_g…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00225 Published 2025-05-08 Partial fix · 5.4.294, 5.10.238 +6 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix nested key length validation in the set() action It's not safe to access nla_len(ovs_key) if the data is smaller than the netlink…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00223 Published 2025-05-01 Partial fix · 5.4.293, 5.10.237 +6
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fix potential overflow of PCM transfer buffer The PCM stream data in USB-audio driver is transferred over USB URB packet buffers, and e…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.0019 Published 2025-12-06 Partial fix · 4.4.230, 4.9.230 +11
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check return result of sb_min_blocksize Syzkaller reports an "UBSAN: shift-out-of-bounds in squashfs_bio_read" bug.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00225 Published 2025-07-25 Partial fix · 5.4.295, 5.10.239 +6 CWE-787
Priority LOW 30

In the Linux kernel, the following vulnerability has been resolved: usb: core: config: Prevent OOB read in SS endpoint companion parsing usb_parse_ss_endpoint_companion() checks descriptor type before length, enabling a…

CVSS 3.1HIGH 7.1 Local Low privileges No interaction EPSS 0.00179 Published 2025-09-11 Partial fix · 5.10.241, 5.15.190 +6 CWE-125