CVE-2021-4095 - log back

CVE-2021-4095 edited at 14 Dec 2021 16:09:04
References
+ https://www.openwall.com/lists/oss-security/2021/12/14/2
https://bugzilla.redhat.com/show_bug.cgi?id=2031194
https://lore.kernel.org/kvm/CAFcO6XOmoS7EacN_n6v4Txk7xL7iqRa2gABg3F7E3Naf5uG94g@mail.gmail.com/T/
https://patchwork.kernel.org/project/kvm/patch/20211121125451.9489-12-dwmw2@infradead.org/
CVE-2021-4095 edited at 11 Dec 2021 10:02:39
Severity
- Unknown
+ Low
Remote
- Unknown
+ Local
Type
- Unknown
+ Denial of service
Description
+ A security issue has been found in the Linux kernel. There is a NULL pointer dereference in kvm_dirty_ring_get() in virt/kvm/dirty_ring.c via a KVM KVM_XEN_HVM_SET_ATTR ioctl when there is no vCPU created.
References
+ https://bugzilla.redhat.com/show_bug.cgi?id=2031194
+ https://lore.kernel.org/kvm/CAFcO6XOmoS7EacN_n6v4Txk7xL7iqRa2gABg3F7E3Naf5uG94g@mail.gmail.com/T/
+ https://patchwork.kernel.org/project/kvm/patch/20211121125451.9489-12-dwmw2@infradead.org/
CVE-2021-4095 created at 11 Dec 2021 10:01:03
Severity
+ Unknown
Remote
+ Unknown
Type
+ Unknown
Description
References
Notes