Summary
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
* kernel: net: openvswitch: fix nested key length validation in the set() action (CVE-2025-37789)
* kernel: Linux kernel: irqchip/gic-v2m use-after-free vulnerability (CVE-2025-37819)
* kernel: RDMA/core: Fix "KASAN: slab-use-after-free Read in ib_register_device" problem (CVE-2025-38022)
* kernel: Linux kernel: RDMA/rxe use-after-free vulnerability leading to potential arbitrary code execution (CVE-2025-38024)
* kernel: Linux kernel: Memory corruption in Squashfs due to incorrect block size calculation (CVE-2025-38415)
* kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it (CVE-2025-38403)
* kernel: Linux kernel: Denial of Service in ATM CLIP module via infinite recursion (CVE-2025-38459)
* kernel: Linux kernel: Data corruption and system instability due to improper io_uring/net buffer handling (CVE-2025-38730)
* kernel: Linux kernel: Denial of Service via out-of-bounds read in USB configuration parsing (CVE-2025-39760)
* kernel: net: use dst_dev_rcu() in sk_setup_caps() (CVE-2025-40170)
* kernel: ipv6: use RCU in ip6_xmit() (CVE-2025-40135)
* kernel: Bluetooth: ISO: Fix possible UAF on iso_conn_free (CVE-2025-40141)
* kernel: ipv6: use RCU in ip6_output() (CVE-2025-40158)
* kernel: Linux kernel: Use-after-free in proc_readdir_de() can lead to privilege escalation or denial of service. (CVE-2025-40271)
* kernel: Linux kernel ALSA USB audio driver: Buffer overflow leading to information disclosure and denial of service (CVE-2025-40269)
* kernel: Bluetooth: hci_sync: fix race in hci_cmd_sync_dequeue_once (CVE-2025-40318)
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.
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Rocky Linux · 9 | kernel | 0:5.14.0-611.30.1.el9_7 |
Vulnerabilities 16
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High 8.8
Bluetooth: hci_sync: fix race in hci_cmd_sync_dequeue_once
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 sections. Meanwhile, hci_cmd_sync_work() c…
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High 8.1
ipv6: use RCU in ip6_xmit()
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.
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High 8.1
ipv6: use RCU in ip6_output()
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. We can remove rcu_read_lock()/rcu_read_unlock() pairs from ip6_finish_output2().
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High 8.0
Bluetooth: ISO: Fix possible UAF on iso_conn_free
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 to UAF on iso_conn_free.
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High 7.8
net: openvswitch: fix nested key length validation in the set() action
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 header. Check that the attribute is OK …
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High 7.8
RDMA/core: Fix "KASAN: slab-use-after-free Read in ib_register_device" problem
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+0x116/0x1f0 lib/dump_stack.c:120 print_addr…
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High 7.8
RDMA/rxe: Fix slab-use-after-free Read in rxe_queue_cleanup bug
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 lib/dump_stack.c:120 print_address_descri…
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High 7.8
io_uring/net: commit partial buffers on retry
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 acquired. io_uring deals with this and in…
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High 7.8
net: use dst_dev_rcu() in sk_setup_caps()
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(). Also use dst_dev_rcu() in ip6_dst_mtu_maybe_forward(), and ip…
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High 7.8
ALSA: usb-audio: Fix potential overflow of PCM transfer buffer
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 each packet size is determined dynamical…
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High 7.8CVE-2025-40271 Public exploit
fs/proc: fix uaf in proc_readdir_de()
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. We should use RB_CLEAR_NODE() set the…
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Unscored —
irqchip/gic-v2m: Prevent use after free of gicv2m_get_fwnode()
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_get_fwnode_cb(), which may get invoked a…
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Unscored —
vsock/vmci: Clear the vmci transport packet properly when initializing it
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 populating the fields to avoid any uninitialise…
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Unscored —
Squashfs: check return result of sb_min_blocksize
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. Syzkaller forks multiple processes which after mounting the Squas…
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Unscored —
atm: clip: Fix infinite recursive call of clip_push().
In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix infinite recursive call of clip_push(). syzbot reported the splat below. [0] This happens if we call ioctl(ATMARP_MKIP) more than once. During the first call, clip_mkip() sets …
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Unscored —
usb: core: config: Prevent OOB read in SS endpoint companion parsing
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 potentially odd read outside of the buf…
References
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2363315
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2365032
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2373326
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2373354
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2383404
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2383421
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2383487
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2393191
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2394601
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2414506
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2414521
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2414522
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2414523
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2419837
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2419919
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2419920