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CVE-2026-97509— thunderbolt: Keep XDomain reference during the lifetime of a service

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Linux 内核中，已解决以下漏洞： thunderbolt：在服务的整个生命周期内保持对 XDomain 的引用 之所以需要如此，是因为我们在 中释放了服务 ID，而该 ID 数组由父级 XDomain 所拥有。

CVSS 8.8 · High EPSS 0.24% · P13

Affected Version Matrix 12

VendorProduct Version RangeStatus
Linux Linux d1ff70241a275133e1a0258b7c23588b122276c8< a4567e5380e4e46d0ea9a28d2d675e5c6f013d54 affected
d1ff70241a275133e1a0258b7c23588b122276c8< daeaa6c7211d03ed061b0dd22a875fad9372b090 affected
d1ff70241a275133e1a0258b7c23588b122276c8< 8ab12d015884b8aa85ea7ed58c5a0bae4264fe60 affected
d1ff70241a275133e1a0258b7c23588b122276c8< ea60ae6233ca0fc0d414e9c11f0d86c63b303fc7 affected
d1ff70241a275133e1a0258b7c23588b122276c8< 8b4060998637f06975fceee9b73845d8672d411e affected
4.15 affected
< 4.15 unaffected
5.10.266≤ 5.10.* unaffected
… +4 more rows
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I. Basic Information for CVE-2026-97509

Vulnerability Information
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Vulnerability Title
thunderbolt: Keep XDomain reference during the lifetime of a service
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Keep XDomain reference during the lifetime of a service This is needed because we release the service ID in tb_service_release() and the ID array is owned by the parent XDomain.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux d1ff70241a275133e1a0258b7c23588b122276c8 ~ a4567e5380e4e46d0ea9a28d2d675e5c6f013d54 -
Linux Linux 4.15 -

II. Public POCs for CVE-2026-97509

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III. Intelligence Information for CVE-2026-97509

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Patches & Fixes for CVE-2026-97509 (5)

Same Patch Batch · Linux · 2026-09-24 · 234 CVEs total

CVE-2026-93207 9.8 CRITICAL SUNRPC: Zero rpc_gss_wire_cred at svcauth_gss_decode_credbody() entry
CVE-2026-97413 9.8 CRITICAL RDMA/rtrs-srv: Fix integer underflow in process_read and process_write
CVE-2026-93228 9.1 CRITICAL svcrdma: Reject Write/Reply chunks with segcount 0
CVE-2026-93806 8.8 HIGH wifi: cfg80211: validate assoc response length before status and IE access
CVE-2026-97442 8.8 HIGH wifi: ath11k: fix invalid data access in ath11k_dp_rx_h_undecap_nwifi
CVE-2026-97409 8.8 HIGH nvme-fc: Do not cancel requests in io target before it is initialized
CVE-2026-93799 8.8 HIGH wifi: iwlwifi: mvm: validate sta_id in BA window status notif
CVE-2026-93793 8.8 HIGH wifi: iwlwifi: mvm: validate TX_CMD response layout
CVE-2026-93790 8.8 HIGH wifi: iwlwifi: mvm: fix out-of-bounds tid_data access in BA notif
CVE-2026-93284 8.8 HIGH drm/pagemap: dma-unmap pages before handling migration errors
CVE-2026-93280 8.8 HIGH greybus: audio: bound the topology section sizes against the fetched size
CVE-2026-93827 8.4 HIGH virtio-fs: avoid double-free on failed queue setup
CVE-2026-97450 8.4 HIGH ACPICA: validate handler object type in two places
CVE-2026-97452 8.4 HIGH ACPICA: Prevent adding invalid references
CVE-2026-97451 8.4 HIGH ACPICA: Fix integer overflow in acpi_ex_opcode_3A_1T_1R() (mid_op)
CVE-2026-97455 8.4 HIGH ACPICA: Fix use-after-free in acpi_ds_terminate_control_method()
CVE-2026-97433 8.2 HIGH nvme: validate FDP configuration descriptor sizes
CVE-2026-93787 8.1 HIGH smb: client: bound dirent name against end of SMB response in cifs_filldir
CVE-2026-93786 8.1 HIGH ksmbd: preserve VFS inherited POSIX ACL mask
CVE-2026-93282 8.1 HIGH ksmbd: fix maximum allowed access checks

Showing top 20 of 234 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

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