Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / kernel | affected no patch information available yet |
CWE
CWE-476
References
- https://francozappa.github.io/about-bias/
- https://bugzilla.redhat.com/show_bug.cgi?id=1832397
- https://kb.cert.org/vuls/id/647177/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IBUOQTNTQ4ZCXHOCNKYIL2ZUIAZ675RD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KCEAPIVPRTJHKPF2A2HVF5XHD5XJT3MN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6JP355XFVAB33X4BNO3ERVTURFYEDB7/
- https://www.debian.org/security/2022/dsa-5161
ADP enrichment
No English description supplied.
- https://francozappa.github.io/about-bias/
- https://bugzilla.redhat.com/show_bug.cgi?id=1832397
- https://kb.cert.org/vuls/id/647177/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IBUOQTNTQ4ZCXHOCNKYIL2ZUIAZ675RD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KCEAPIVPRTJHKPF2A2HVF5XHD5XJT3MN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6JP355XFVAB33X4BNO3ERVTURFYEDB7/
- https://www.debian.org/security/2022/dsa-5161