CVE-2022-49047

In the Linux kernel, the following vulnerability has been resolved: ep93xx: clock: Fix UAF in ep93xx_clk_register_gate() arch/arm/mach-ep93xx/clock.c:154:2: warning: Use of memory after it is freed [clang-analyzer-unix.Malloc] arch/arm/mach-ep93xx/clock.c:151:2: note: Taking true branch if (IS_ERR(clk)) ^ arch/arm/mach-ep93xx/clock.c:152:3: note: Memory is released kfree(psc); ^~~~~~~~~~ arch/arm/mach-ep93xx/clock.c:154:2: note: Use of memory after it is freed return &psc->hw; ^ ~~~~~~~~

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/0f12166872da46c6b57ba2f1314bbf310b3bf017	Patch
https://git.kernel.org/stable/c/3b68b08885217abd9c57ff9b3bb3eb173eee02a9	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:5.18:rc1::::::
	cpe:2.3:o:linux:linux_kernel:5.18:rc2::::::

History

No history.

Information

Published : 2025-02-26 07:00

Updated : 2025-03-24 17:45

NVD link : CVE-2022-49047

Mitre link : CVE-2022-49047

CVE.ORG link : CVE-2022-49047

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-416

Use After Free

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