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CVE-2024-40986

dmaengine: xilinx: xdma: Fix data synchronisation in xdma_channel_isr()

MEDIUM
5.5
CVSS Score
Published: July 12, 2024 at 12:37 PM UTC
Updated: August 5, 2026 at 12:04 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: xilinx: xdma: Fix data synchronisation in xdma_channel_isr() Requests the vchan lock before using xdma->stop_request.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
v ≥ 6.8.96.8.9 ≤ v < 6.96.9 ≤ v < 6.106.9 ≤ v < 6.9.76.9.1 ≤ v < 6.9.7582ce5d734190d74e5ce9cd711cf6e964e1e7b296.10 rc16.10 rc26.10 rc36.10 rc46.8.96.96.9 rc66.9 rc76a40fb8245965b481b4dcce011cd63f20bf91ee0
Vendor states this is fixed in 462237d2d93fc9e9221d1cf9f773954d27da83c0 (fixed)
Vendor states this is fixed in 8e1f54e4a3f3207c9dc68bb5000603b75802e7f0 (fixed)
Vendor states this is fixed in 6.10 (unaffected)
Vendor states this is fixed in 6.9 (unaffected)
Vendor states this is fixed in 6.9.7 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/462237d2d93fc9e9221d1cf9f773954d27da83c0
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/8e1f54e4a3f3207c9dc68bb5000603b75802e7f0

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-Other

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