Vulnerability in Linux Kernel
CVE-2019-19077
A memory leak in the bnxt_re_create_srq() function in drivers/infiniband/hw/bnxt_re/ib_verbs.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering copy to udata failures, aka CID-4a9d46a9fe14.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (30.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.9% 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 18.04, 19.10
- openSUSE Leap — versions 15.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/torvalds/linux/commit/4a9d46a9fe14401f21df69cea97c62396d5fb053 (Patch, Third Party Advisory)
- security.netapp.com/advisory/ntap-20191205-0001/ (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4258-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4284-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-19077?
- CVE-2019-19077 is a medium-severity vulnerability in Linux Kernel, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2019-11-18.
- How severe is CVE-2019-19077?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2019-19077 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.