KVM: s390: pci: Fix handling of AIF enable without AISB
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.1%
exploitation probability
0.1%top 97% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
KVM: s390: pci: Fix handling of AIF enable without AISB
When a guest seeks to register IRQs without a summary bit specified,
ensure that the associated GAITE then stores 0 for the guest AISB
location instead of virt_to_phys(page_address(NULL)).
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/124a3769c43713a11a93a821b313e61ad5110cb8https://git.kernel.org/stable/c/3e3aa6da87d30a0064a17b836685cd43c90a3572https://git.kernel.org/stable/c/3ef3190e30601b2688bdc64169b938b8d7f42010https://git.kernel.org/stable/c/d48b9b096d11e31690c0a4988f65f21b64c01b2ahttps://git.kernel.org/stable/c/df72596278b0e22dac5ef2881e9221a3a2c4ed11https://git.kernel.org/stable/c/f887df91826e72b570c5e9298e66dd929f09edde