Red Hat Security AdvisoryRHSA-2026:1690
kernel security update
Released 2026-02-02 · Red Hat rating Important · View on Red Hat →
Fixes 19 records
Priority MEDIUM 48
In the Linux kernel, the following vulnerability has been resolved: net: atlantic: fix fragment overflow handling in RX path The atlantic driver can receive packets with more than MAX_SKB_FRAGS (17) fragments when handli…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00467 · Published 2025-12-16 · Partial fix · 5.10.247, 5.15.197 +6
Priority MEDIUM 43
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race condition in mptcp_schedule_work() syzbot reported use-after-free in mptcp_schedule_work() [1] Issue here is that mptcp_schedule_work()…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00498 · Published 2025-12-04 · Partial fix · 5.10.247, 5.15.197 +5
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
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 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
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
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: drm/xe: Fix vm_bind_ioctl double free bug If the argument check during an array bind fails, the bind_ops are freed twice as seen below.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00158 · Published 2025-09-05 · Fixed in 6.16.4, 6.17 CWE-415
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: net/sched: mqprio: fix stack out-of-bounds write in tc entry parsing TCA_MQPRIO_TC_ENTRY_INDEX is validated using NLA_POLICY_MAX(NLA_U32, TC_QOPT_MAX_QU…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00176 · Published 2025-08-19 · Partial fix · 6.6.102, 6.12.42 +3 CWE-787
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: eventpoll: don't decrement ep refcount while still holding the ep mutex Jann Horn points out that epoll is decrementing the ep refcount and then doing a…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00184 · Published 2025-07-18 · Partial fix · 5.15.222, 6.1.178 +4 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 33
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: validate skb length for unknown CC opcode In hci_cmd_complete_evt(), if the command complete event has an unknown opcode, we assum…
CVSS 3.1HIGH 7.6· Adjacent network · No auth · No interaction · EPSS 0.00271 · Published 2025-12-08 · Fixed in 6.1.159, 6.6.117 +3
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: devlink: rate: Unset parent pointer in devl_rate_nodes_destroy The function devl_rate_nodes_destroy is documented to "Unset parent for all rate objects"…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00166 · Published 2025-12-04 · Partial fix · 6.1.164, 6.6.118 +3 CWE-476
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: vsock: Ignore signal/timeout on connect() if already established During connect(), acting on a signal/timeout by disconnecting an already established so…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00168 · Published 2025-12-04 · Partial fix · 5.4.302, 5.10.247 +6
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: io_uring/msg_ring: ensure io_kiocb freeing is deferred for RCU syzbot reports that defer/local task_work adding via msg_ring can hit a request that has…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00187 · Published 2025-07-25 · Fixed in 6.12.46, 6.15.7 +1
Priority LOW 24
In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: bytcr_rt5640: Fix invalid quirk input mapping When an invalid value is passed via quirk option, currently bytcr_rt5640 driver only shows an…
CVSS — · EPSS 0.00211 · Published 2025-11-12 · Partial fix · 5.4.301, 5.10.246 +6
Priority LOW 22
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sock: Prevent race in socket write iter and sock bind There is a potential race condition between sock bind and socket write iter.
CVSS — · EPSS 0.00187 · Published 2025-12-16 · Partial fix · 6.6.119, 6.12.61 +3
Priority LOW 22
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix OOB access in parse_adv_monitor_pattern() In the parse_adv_monitor_pattern() function, the value of the 'length' variable is curren…
CVSS — · EPSS 0.00201 · Published 2025-12-08 · Partial fix · 6.1.159, 6.6.117 +3