With shadow paging enabled, the INVPCID instruction results in a call to kvm_mmu_invpcid_gva. If INVPCID is executed with CR0.PG=0, the invlpg callback is not set and the result is a NULL pointer dereference.
CPE | Name | Operator | Version |
---|---|---|---|
debian_linux | eq | 11.0 | |
fedora | eq | 34 | |
fedora | eq | 35 | |
fedora | eq | 36 | |
linux_kernel | lt | 5.8 | |
enterprise_linux | eq | 9.0 |
bugzilla.redhat.com/show_bug.cgi?id=1832397
francozappa.github.io/about-bias/
kb.cert.org/vuls/id/647177/
lists.fedoraproject.org/archives/list/[email protected]/message/H6JP355XFVAB33X4BNO3ERVTURFYEDB7/
lists.fedoraproject.org/archives/list/[email protected]/message/IBUOQTNTQ4ZCXHOCNKYIL2ZUIAZ675RD/
lists.fedoraproject.org/archives/list/[email protected]/message/KCEAPIVPRTJHKPF2A2HVF5XHD5XJT3MN/
www.debian.org/security/2022/dsa-5161