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CVE-2026-97491— net/rds: Don't sleep inside rds_ib_conn_path_shutdown

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，以下漏洞已得到解决： net/rds：在 rds_ib_conn_path_shutdown 中避免睡眠 新的 rds RDMA 自测发现在拆除 IB（InfiniBand）网络配置时会发生挂起。这是由于关闭工作线程在 wait_event 调用处睡眠，阻塞了队列中的其他工作项。通过将 wait_event 改为带超时的 wait_event_timeout，并在等待检查成功前进行循环，从而修复了该问题。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 16

VendorProduct Version RangeStatus
Linux Linux ec16227e14141e4fd7ae76354c09dadfe2449d9e< b3621acf640e32dcb986d9b3767f2387f29dad05 affected
ec16227e14141e4fd7ae76354c09dadfe2449d9e< ac0bc28da5150c4fa81a76172fff5ec70f2063eb affected
ec16227e14141e4fd7ae76354c09dadfe2449d9e< 934a6381c79d815680c955d676791322e020bfda affected
ec16227e14141e4fd7ae76354c09dadfe2449d9e< 07a348d48e589b91a0d5a5cfa0de137cc703fabf affected
ec16227e14141e4fd7ae76354c09dadfe2449d9e< db22e77df66353f1299153f6fa9620a2825bc63f affected
ec16227e14141e4fd7ae76354c09dadfe2449d9e< caa51e6da596ed6008cd06605a725568b8e7be4e affected
ec16227e14141e4fd7ae76354c09dadfe2449d9e< 16f48efaeb6991193fb7775c577f06f5b20b0c90 affected
2.6.30 affected
… +8 more rows
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I. Basic Information for CVE-2026-97491

Vulnerability Information
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Vulnerability Title
net/rds: Don't sleep inside rds_ib_conn_path_shutdown
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net/rds: Don't sleep inside rds_ib_conn_path_shutdown New rds rdma self tests exposed a hang when tearing down the ib network configs. This is caused by the shutdown worker thread sleeping on the wait_event call, which blocks other work items in the queue. Fix this by changing wait_event to wait_event timeout, and looping until the wait check succeeds.
Source: CVE Program / CVE List V5
CVSS Information
N/A
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 ec16227e14141e4fd7ae76354c09dadfe2449d9e ~ b3621acf640e32dcb986d9b3767f2387f29dad05 -
Linux Linux 2.6.30 -

II. Public POCs for CVE-2026-97491

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III. Intelligence Information for CVE-2026-97491

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Patches & Fixes for CVE-2026-97491 (7)

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-2026-93799 8.8 HIGH wifi: iwlwifi: mvm: validate sta_id in BA window status notif
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-2026-93806 8.8 HIGH wifi: cfg80211: validate assoc response length before status and IE access
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-2026-97509 8.8 HIGH thunderbolt: Keep XDomain reference during the lifetime of a service
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-2026-97451 8.4 HIGH ACPICA: Fix integer overflow in acpi_ex_opcode_3A_1T_1R() (mid_op)
CVE-2026-97452 8.4 HIGH ACPICA: Prevent adding invalid references
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-2026-93221 8.1 HIGH nfsd: convert nfsd_net boolean flags to unsigned long flags word
CVE-2026-93786 8.1 HIGH ksmbd: preserve VFS inherited POSIX ACL mask

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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