CVE-2022-49405

staging: r8188eu: prevent ->Ssid overflow in rtw_wx_set_scan()

MEDIUM
5.5
CVSS Score
Published: February 26, 2025 at 02:12 AM UTC
Updated: August 5, 2026 at 09:24 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%

Description

In the Linux kernel, the following vulnerability has been resolved: staging: r8188eu: prevent ->Ssid overflow in rtw_wx_set_scan() This code has a check to prevent read overflow but it needs another check to prevent writing beyond the end of the ->Ssid[] array.

Affected

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

5.15 ≤ v < 5.15.465.15 ≤ v < 5.17.145.15 ≤ v < 5.18.35.15 ≤ v < 5.195.16 ≤ v < 5.17.145.18 ≤ v < 5.18.32b42bd58b32155a1be4dd78991845dec05aaef9e5.15
Vendor states this is fixed in 476bfda0be0f9669add92bff604ca78226cf53d1 (fixed)
Vendor states this is fixed in ac2eab7de458f5e1210ce1237afab40a307075c8 (fixed)
Vendor states this is fixed in bc10916e890948d8927a5c8c40fb5dc44be5e1b8 (fixed)
Vendor states this is fixed in c4bd6b72df4f01aa866ceb298466d6d07a6bd525 (fixed)
Vendor states this is fixed in 5.15 (unaffected)
Vendor states this is fixed in 5.15.46 (unaffected)
Vendor states this is fixed in 5.17.14 (unaffected)
Vendor states this is fixed in 5.18.3 (unaffected)
Vendor states this is fixed in 5.19 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/476bfda0be0f9669add92bff604ca78226cf53d1
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/ac2eab7de458f5e1210ce1237afab40a307075c8
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/bc10916e890948d8927a5c8c40fb5dc44be5e1b8
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/c4bd6b72df4f01aa866ceb298466d6d07a6bd525

CVSS

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-noinfo

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