CVE-2021-47405

low-risk
Published 2024-05-21

In the Linux kernel, the following vulnerability has been resolved: HID: usbhid: free raw_report buffers in usbhid_stop Free the unsent raw_report buffers when the device is removed. Fixes a memory leak reported by syzbot at: https://syzkaller.appspot.com/bug?id=7b4fa7cb1a7c2d3342a2a8a6c53371c8c418ab47

Do I need to act?

-
0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (16)

Patch https://git.kernel.org/stable/c/2b704864c92dcec2b295f276fcfbfb81d9831f81
Patch https://git.kernel.org/stable/c/764ac04de056801dfe52a716da63f6e7018e7f3b
Patch https://git.kernel.org/stable/c/7ce4e49146612261265671b1d30d117139021030
Patch https://git.kernel.org/stable/c/965147067fa1bedff3ae1f07ce3f89f1a14d2df3
Patch https://git.kernel.org/stable/c/c3156fea4d8a0e643625dff69a0421e872d1fdae
Patch https://git.kernel.org/stable/c/efc5c8d29256955cc90d8d570849b2d6121ed09f
Patch https://git.kernel.org/stable/c/f7744fa16b96da57187dc8e5634152d3b63d72de
Patch https://git.kernel.org/stable/c/f7ac4d24e1610b92689946fa88177673f1e88a3f
Patch https://git.kernel.org/stable/c/2b704864c92dcec2b295f276fcfbfb81d9831f81
Patch https://git.kernel.org/stable/c/764ac04de056801dfe52a716da63f6e7018e7f3b
Patch https://git.kernel.org/stable/c/7ce4e49146612261265671b1d30d117139021030
Patch https://git.kernel.org/stable/c/965147067fa1bedff3ae1f07ce3f89f1a14d2df3
Patch https://git.kernel.org/stable/c/c3156fea4d8a0e643625dff69a0421e872d1fdae
Patch https://git.kernel.org/stable/c/efc5c8d29256955cc90d8d570849b2d6121ed09f
Patch https://git.kernel.org/stable/c/f7744fa16b96da57187dc8e5634152d3b63d72de
Patch https://git.kernel.org/stable/c/f7ac4d24e1610b92689946fa88177673f1e88a3f
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal