CVE-2022-50761

Summary

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 Software

VendorProductVersion RangeStatus
LinuxLinux2d9e1e2f58b5612aa4eab0ab54c84308a29dbd79 < 9278bdbb566656b3704704f8dd6cbc24a6fcc569affected
LinuxLinux2d9e1e2f58b5612aa4eab0ab54c84308a29dbd79 < 07764d00c869a3390bd4f80412cc8b0e669e6c58affected
LinuxLinux2d9e1e2f58b5612aa4eab0ab54c84308a29dbd79 < 53ff99c76be611acea37d33133c9136969914865affected
LinuxLinux2d9e1e2f58b5612aa4eab0ab54c84308a29dbd79 < 29198f667f4486f9e227e11faf1411fcf4c82a66affected
LinuxLinux2d9e1e2f58b5612aa4eab0ab54c84308a29dbd79 < 70e7f308d7a8e915c7fbc0f1d959968eab8000cdaffected
LinuxLinux2d9e1e2f58b5612aa4eab0ab54c84308a29dbd79 < 70966d6b0f59f795b08a70adf5e4478348ecbfbbaffected
LinuxLinux2d9e1e2f58b5612aa4eab0ab54c84308a29dbd79 < 798fc3cf98ca07e448956f39295c5d686ab4b054affected
LinuxLinux2d9e1e2f58b5612aa4eab0ab54c84308a29dbd79 < b44457b83a034efef58ffa5f3131d4615f1a9837affected
LinuxLinux2d9e1e2f58b5612aa4eab0ab54c84308a29dbd79 < ca84ce153d887b1dc8b118029976cc9faf2a9b40affected
LinuxLinux2.6.27affected
LinuxLinux0 < 2.6.27unaffected
LinuxLinux4.9.337 <= 4.9.*unaffected
LinuxLinux4.14.303 <= 4.14.*unaffected
LinuxLinux4.19.270 <= 4.19.*unaffected
LinuxLinux5.4.229 <= 5.4.*unaffected
LinuxLinux5.10.163 <= 5.10.*unaffected
LinuxLinux5.15.86 <= 5.15.*unaffected
LinuxLinux6.0.16 <= 6.0.*unaffected
LinuxLinux6.1.2 <= 6.1.*unaffected
LinuxLinux6.2 <= *unaffected

Weaknesses

References