# CVE-2022-50761: CVE-2022-50761

Status: published. Published: 2025-12-24. Updated: 2026-11-10.

In the Linux kernel, the following vulnerability has been resolved:

x86/xen: Fix memory leak in xen_init_lock_cpu()

In xen_init_lock_cpu(), the @name has allocated new string by kasprintf(),
if bind_ipi_to_irqhandler() fails, it should be freed, otherwise may lead
to a memory leak issue, fix it.

## Remediation

No remediation reported in collected sources

## Affected products and versions

Not reported in collected sources.

## Severity and prioritization

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: Not reported

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://git.kernel.org/stable/c/07764d00c869a3390bd4f80412cc8b0e669e6c58 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/29198f667f4486f9e227e11faf1411fcf4c82a66 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/53ff99c76be611acea37d33133c9136969914865 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/70966d6b0f59f795b08a70adf5e4478348ecbfbb (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/70e7f308d7a8e915c7fbc0f1d959968eab8000cd (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/798fc3cf98ca07e448956f39295c5d686ab4b054 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/9278bdbb566656b3704704f8dd6cbc24a6fcc569 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/b44457b83a034efef58ffa5f3131d4615f1a9837 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/ca84ce153d887b1dc8b118029976cc9faf2a9b40 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

## Provenance

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-50761; retrieved 2026-11-10; source updated 2026-11-10

Revision: 16f1fca701ec9373b9d5e67183ce60837db548d186a20fa3104117d62308934e

Canonical: https://y2.dev/cve/CVE-2022-50761

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