Vulnerability in Linux Kernel
CVE-2019-19058
A memory leak in the alloc_sgtable() function in drivers/net/wireless/intel/iwlwifi/fw/dbg.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering alloc_page() failures, aka CID-b4b814fec1a5.
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 (28.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.7% 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
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
- Fedoraproject Fedora — versions 30, 31
- openSUSE Leap — versions 15.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/torvalds/linux/commit/b4b814fec1a5a849383f7b3886b654a13abbda7d (Patch, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.netapp.com/advisory/ntap-20191205-0001/ (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html (vendor-advisory, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4300-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4301-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4302-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-19058?
- CVE-2019-19058 is a medium-severity vulnerability in Linux Kernel, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 4.7/10. Published 2019-11-18.
- How severe is CVE-2019-19058?
- Medium severity. CVSS v3 base score is 4.7 out of 10.
- Is CVE-2019-19058 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.