NULL pointer dereference in Linux Kernel
CVE-2019-16234
drivers/net/wireless/intel/iwlwifi/pcie/trans.c in the Linux kernel 5.2.14 does not check the alloc_workqueue return value, leading to a NULL pointer dereference.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (35.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel — versions 5.2.14
- Canonical Ubuntu Linux — versions 16.04, 18.04
- openSUSE Leap — versions 15.0, 15.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lkml.org/lkml/2019/9/9/487 (Patch, Third Party Advisory)
- security.netapp.com/advisory/ntap-20191004-0001/ (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00064.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-11/msg00010.html (vendor-advisory, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4344-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4345-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4342-1/ (vendor-advisory)
- usn.ubuntu.com/4346-1/ (vendor-advisory)
Frequently asked questions
- What is CVE-2019-16234?
- CVE-2019-16234 is a medium-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 4.7/10. Published 2019-09-11.
- How severe is CVE-2019-16234?
- Medium severity. CVSS v3 base score is 4.7 out of 10.
- Is CVE-2019-16234 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.