Information disclosure in Linux Kernel

CVE-2017-10911

The make_response function in drivers/block/xen-blkback/blkback.c in the Linux kernel before 4.11.8 allows guest OS users to obtain sensitive information from host OS (or other guest OS) kernel memory by leveraging the copying of uninitialized padding fields in Xen block-interface response structures, aka XSA-216.

Vulnerability class: Information Disclosure

EPSS: 0.004 (36.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-10911?
CVE-2017-10911 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 6.5/10. Published 2017-07-05.
How severe is CVE-2017-10911?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2017-10911 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.