CVE-2022-50761

x86/xen: Fix memory leak in xen_init_lock_cpu()

N/A

Published: December 24, 2025 at 01:05 PM UTC

Updated: June 17, 2026 at 05:24 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

N/A

Exploit prediction

EPSS 0.3%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

2.6.27 ≤ v < 4.14.3032.6.27 ≤ v < 4.19.2702.6.27 ≤ v < 4.9.3372.6.27 ≤ v < 5.10.1632.6.27 ≤ v < 5.15.862.6.27 ≤ v < 5.4.2292.6.27 ≤ v < 6.0.162.6.27 ≤ v < 6.1.22.6.27 ≤ v < 6.22.6.272d9e1e2f58b5612aa4eab0ab54c84308a29dbd79

Vendor states this is fixed in 07764d00c869a3390bd4f80412cc8b0e669e6c58 (fixed)

Vendor states this is fixed in 29198f667f4486f9e227e11faf1411fcf4c82a66 (fixed)

Vendor states this is fixed in 53ff99c76be611acea37d33133c9136969914865 (fixed)

Vendor states this is fixed in 70966d6b0f59f795b08a70adf5e4478348ecbfbb (fixed)

Vendor states this is fixed in 70e7f308d7a8e915c7fbc0f1d959968eab8000cd (fixed)

Vendor states this is fixed in 798fc3cf98ca07e448956f39295c5d686ab4b054 (fixed)

Vendor states this is fixed in 9278bdbb566656b3704704f8dd6cbc24a6fcc569 (fixed)

Vendor states this is fixed in b44457b83a034efef58ffa5f3131d4615f1a9837 (fixed)

Vendor states this is fixed in ca84ce153d887b1dc8b118029976cc9faf2a9b40 (fixed)

Vendor states this is fixed in 2.6.27 (unaffected)

Vendor states this is fixed in 4.14.303 (unaffected)

Vendor states this is fixed in 4.19.270 (unaffected)