Use After Free in Linux Linux_kernel
CVE-2017-10661
Race condition in fs/timerfd.c in the Linux kernel before 4.10.15 allows local users to gain privileges or cause a denial of service (list corruption or use-after-free) via simultaneous file-descriptor operations that leverage improper mig…
Vulnerability class: Use-After-Free
EPSS: 0.257 (96.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- Debian Debian_linux — versions 8.0, 9.0
- Redhat Enterprise_linux — versions 7.0
- Redhat Enterprise_linux_aus — versions 7.4
- Redhat Enterprise_linux_server_eus — versions 7.5
- Redhat Enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions — versions 7.4
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
- GeneBlue/CVE-2017-10661_POC
- ARPSyndicate/cvemon
- GeneBlue/CVE-2017-10661_
- kdn111/linux-kernel-exploitation
- khanhdn111/linux-kernel-exploitation
- khanhdz-06/linux-kernel-exploitation
- khanhdz191/linux-kernel-exploitation
- khanhhdz/linux-kernel-exploitation
- khanhhdz06/linux-kernel-exploitation
- khanhnd123/linux-kernel-exploitation
References
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_CONFIRM, Issue Tracking)
- cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_DEBIAN)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- cve@mitre.org (VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-10661?
- CVE-2017-10661 is a high-severity vulnerability in Linux Linux_kernel, classified under Use After Free. CVSS score: 7.0/10. Published 2017-08-19.
- How severe is CVE-2017-10661?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2017-10661 known to be exploited?
- 22 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.