Use After Free in Linux Kernel
CVE-2016-7911
Race condition in the get_task_ioprio function in block/ioprio.c in the Linux kernel before 4.6.6 allows local users to gain privileges or cause a denial of service (use-after-free) via a crafted ioprio_get system call.
Vulnerability class: Race Condition
EPSS: 0.015 (72.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@android.com (x_refsource_CONFIRM, Third Party Advisory)
- security@android.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- security@android.com (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
- security@android.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- security@android.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2016-7911?
- CVE-2016-7911 is a high-severity vulnerability in Linux Kernel, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.8/10. Published 2016-11-16.
- How severe is CVE-2016-7911?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2016-7911 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.