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CVE-2024-41052

vfio/pci: Init the count variable in collecting hot-reset devices

MEDIUM
5.5
CVSS Score
Published: July 29, 2024 at 02:32 PM UTC
Updated: June 17, 2026 at 07:47 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Init the count variable in collecting hot-reset devices The count variable is used without initialization, it results in mistakes in the device counting and crashes the userspace if the get hot reset info path is triggered.

Affected

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

Linux Kernel· Linux
95%
6.6.36 ≤ v < 6.6.416.9.7 ≤ v < 6.9.106.6.366.9.7618fbf4c910a06a3aa6a8b88a5fb1f2197f964f39313244c26f3792daa86f3a18cc3bd5ad60310e0f6944d4a0b87c16bc34ae589169e1ded3d4db08e
Vendor states this is fixed in 5a88a3f67e37e39f933b38ebb4985ba5822e9eca (fixed)
Vendor states this is fixed in f44136b9652291ac1fc39ca67c053ac624d0d11b (fixed)
Vendor states this is fixed in f476dffc52ea70745dcabf63288e770e50ac9ab3 (fixed)
Affected range stops below 6.6.41, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.9.10, so it looks safe — our inference, not a vendor statement

References (3)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/5a88a3f67e37e39f933b38ebb4985ba5822e9eca
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/f44136b9652291ac1fc39ca67c053ac624d0d11b
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/f476dffc52ea70745dcabf63288e770e50ac9ab3

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
CWE-908

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