Vulnerability in Linux Kernel
CVE-2016-2544
Race condition in the queue_delete function in sound/core/seq/seq_queue.c in the Linux kernel before 4.4.1 allows local users to cause a denial of service (use-after-free and system crash) by making an ioctl call at a certain time.
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (24.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.ubuntu.com/usn/USN-2930-1 (vendor-advisory)
- www.ubuntu.com/usn/USN-2967-1 (vendor-advisory)
- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1
- www.ubuntu.com/usn/USN-2930-2 (vendor-advisory)
- www.debian.org/security/2016/dsa-3503 (vendor-advisory)
- www.ubuntu.com/usn/USN-2967-2 (vendor-advisory)
- www.openwall.com/lists/oss-security/2016/01/19/1 (mailing-list)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
- www.ubuntu.com/usn/USN-2930-3 (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html (vendor-advisory)
Frequently asked questions
- What is CVE-2016-2544?
- CVE-2016-2544 is a medium-severity vulnerability in Linux Kernel, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.1/10. Published 2016-04-27.
- How severe is CVE-2016-2544?
- Medium severity. CVSS v3 base score is 5.1 out of 10.