CVE-2026-89925

Summary

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

KVM: s390: Fix memory leak in guest debug handling

bp_data is freed only for the error case by kfree(bp_data). Every successful KVM_SET_GUEST_DEBUG will leak bp_data.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux27291e2165b6de70c476b7b675308113edd69a60 < 39e7cebb889839b5762c9ad22e2d715b5883b288affected
LinuxLinux27291e2165b6de70c476b7b675308113edd69a60 < 58b1b729a9f90c80b508fc3e2174cbc0ee50859eaffected
LinuxLinux27291e2165b6de70c476b7b675308113edd69a60 < 9071f75cbde3bf46119cb28e92cfbef830c4bf97affected
LinuxLinux27291e2165b6de70c476b7b675308113edd69a60 < 5940418e4232a2ff1d30ba12e0d213dbf48f0a83affected
LinuxLinux27291e2165b6de70c476b7b675308113edd69a60 < fc2034c431adcbaabf5f8a01912358f07355349eaffected
LinuxLinux27291e2165b6de70c476b7b675308113edd69a60 < 44bf3792c10f4bb3de507391f1837e020d92eaa2affected
LinuxLinux27291e2165b6de70c476b7b675308113edd69a60 < 581be9f6085834188cef1ad2f07babf3b421e409affected
LinuxLinux27291e2165b6de70c476b7b675308113edd69a60 < 121ea1de927c8b9bfdf53c31cad27b86d5de0293affected
LinuxLinux3.16affected
LinuxLinux0 < 3.16unaffected
LinuxLinux5.10.270 <= 5.10.*unaffected
LinuxLinux5.15.221 <= 5.15.*unaffected
LinuxLinux6.1.188 <= 6.1.*unaffected
LinuxLinux6.6.157 <= 6.6.*unaffected
LinuxLinux6.12.110 <= 6.12.*unaffected
LinuxLinux6.18.51 <= 6.18.*unaffected
LinuxLinux7.2.5 <= 7.2.*unaffected
LinuxLinux7.3-rc1 <= *unaffected

Weaknesses

References