CVE-2025-21789

In the Linux kernel, the following vulnerability has been resolved: LoongArch: csum: Fix OoB access in IP checksum code for negative lengths Commit 69e3a6aa6be2 ("LoongArch: Add checksum optimization for 64-bit system") would cause an undefined shift and an out-of-bounds read. Commit 8bd795fedb84 ("arm64: csum: Fix OoB access in IP checksum code for negative lengths") fixes the same issue on ARM64.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/6287f1a8c16138c2ec750953e35039634018c84a	Mailing List Patch
https://git.kernel.org/stable/c/964a8895704a22efc06a2a3276b624a5ae985a06	Mailing List Patch
https://git.kernel.org/stable/c/9f15a8df542c0f08732a67d1a14ee7c22948fb97	Mailing List Patch
https://git.kernel.org/stable/c/d6508ffff32b44b6d0de06704034e4eef1c307a7	Mailing List Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.14:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.14:rc2::::::

History

No history.

Information

Published : 2025-02-27 03:15

Updated : 2025-10-01 20:18

NVD link : CVE-2025-21789

Mitre link : CVE-2025-21789

CVE.ORG link : CVE-2025-21789

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-125

Out-of-bounds Read

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