CVE•Published 2017-07-11•2 articles on news•7 live references•NVD data
CVE-2017-11176
Vulnerability data via CVEDB (Shodan)
CVSS v3.1
7.8
HIGH
EPSS percentile
88
Exploit Prediction Scoring System · top 12% of all CVEs
Description
The mq_notify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlink socket, it allows attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact.
Timeline
Published 2017-07-11
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2017-11176Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Debian Linux"Hosts Shodan identified as running Debian Linux.
More intel sources (5)
Shodan report
vuln:CVE-2017-11176Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2017-11176Censys host search filtered to this CVE id.
grep.app
CVE-2017-11176Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2017-11176GitHub code search for direct mentions.
Google dork
"CVE-2017-11176" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (5)
CVE-2017-111765 repos
xairy/linux-kernel-exploitationunknown
A collection of links related to Linux kernel security and exploitation
0xor0ne/awesome-listunknown
Cybersecurity oriented awesome list
bsauce/kernel-exploit-factoryC
Linux kernel CVE exploit analysis report and relative debug environment. You don't need to compile Linux kernel and configure your environment anymore.
bsauce/kernel-security-learningC
Anything about kernel security. CTF kernel pwn, kernel exploit, kernel fuzz and kernel defense paper, kernel debugging technique, kernel CVE debug.
jopraveen/exploit-developmentPython
Gonna share my writeups and resources here