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CVE-2024-39478

crypto: starfive - Do not free stack buffer

MEDIUM
5.5
CVSS Score
Published: July 5, 2024 at 06:55 AM UTC
Updated: September 2, 2026 at 01:16 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: crypto: starfive - Do not free stack buffer RSA text data uses variable length buffer allocated in software stack. Calling kfree on it causes undefined behaviour in subsequent operations.

Affected

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

Linux Kernel· Linux
95%
6.5 ≤ v < 6.106.5 ≤ v < 6.6.1566.5 ≤ v < 6.9.56.9 ≤ v < 6.9.5445a4aaf5842073e4130b1d6dbe3785284d9615f6.5
Vendor states this is fixed in 5944de192663f272033501dcd322b008fca72006 (fixed)
Vendor states this is fixed in bfd861dadd3a45de257b3d328bf49b64a6f9c5f1 (fixed)
Vendor states this is fixed in d7f01649f4eaf1878472d3d3f480ae1e50d98f6c (fixed)
Vendor states this is fixed in 6.10 (unaffected)
Vendor states this is fixed in 6.5 (unaffected)
Vendor states this is fixed in 6.6.156 (unaffected)
Vendor states this is fixed in 6.9.5 (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 (3)

Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/5944de192663f272033501dcd322b008fca72006
Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/d7f01649f4eaf1878472d3d3f480ae1e50d98f6c
Source: cverecord
https://git.kernel.org/stable/c/bfd861dadd3a45de257b3d328bf49b64a6f9c5f1

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-770

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