CVE-2023-52616 - CVE House
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Status published Unknown CVE-2023-52616

crypto: lib/mpi - Fix unexpected pointer access in mpi_ec_init

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: crypto: lib/mpi - Fix unexpected pointer access in mpi_ec_init When the mpi_ec_ctx structure is initialized, some fields are not cleared, causing a crash when referencing the field when the structure was released. Initially, this issue was ignored because memory for mpi_ec_ctx is allocated with the __GFP_ZERO flag. For example, this error will be triggered when calculating the Za value for SM2 separately.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
d58bb7e55a8a65894cc02f27c3e2bf9403e7c40f, 5.10, 0, 5.10.210, 5.15.149, 6.1.79, 6.6.15, 6.7.3, 6.8

Timeline

Official Publish: March 18th, 2024
Last Modified: May 11th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.