CVE-2017-10911: Infoleak
Last updated 29 November 2024
Other sources
The makeresponse 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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 6.1.176-1Fixed in 6.1.190-1Fixed in 6.12.107-1Fixed in 6.12.113-1Fixed in 7.2.12-1 - Upgrade
Upgrade
debian/qemuto a version that resolves this vulnerability.Fixed in 1:7.2+dfsg-7+deb12u18Fixed in 1:7.2+dfsg-7+deb12u15Fixed in 1:10.0.13+ds-0+deb13u1Fixed in 1:10.0.2+ds-2+deb13u1Fixed in 1:11.1.2+ds-3 - Upgrade
Upgrade
Linux kernelto a version that resolves this vulnerability.Fixed in 4.11.8Patch XSA-216
Event History
Frequently Asked Questions
What systems are affected by CVE-2017-10911?
CVE-2017-10911 impacts the Linux kernel versions prior to 4.11.8 as well as QEMU and Debian packages that rely on these versions.
What is the potential impact of CVE-2017-10911?
CVE-2017-10911 may allow guest OS users to access sensitive information from host OS or other guest OS kernel memory due to uninitialized padding fields.
How can I mitigate CVE-2017-10911?
To mitigate CVE-2017-10911, upgrade to Linux kernel version 4.11.8 or later, or apply available patches for affected versions.
What CVE ID should I monitor for updates related to this vulnerability?
Monitor CVE-2017-10911 for updates and security advisories that detail fixes and mitigations.
Is CVE-2017-10911 a serious vulnerability?
Yes, CVE-2017-10911 is considered a serious vulnerability due to the potential exposure of sensitive kernel memory.