Vulnerability Details : CVE-2019-19076
A memory leak in the nfp_abm_u32_knode_replace() function in drivers/net/ethernet/netronome/nfp/abm/cls.c in the Linux kernel before 5.3.6 allows attackers to cause a denial of service (memory consumption), aka CID-78beef629fd9. NOTE: This has been argued as not a valid vulnerability. The upstream commit 78beef629fd9 was reverted
Vulnerability category: Denial of service
Products affected by CVE-2019-19076
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-19076
1.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 86 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-19076
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.1
|
HIGH | AV:N/AC:M/Au:N/C:N/I:N/A:C |
8.6
|
6.9
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.2
|
3.6
|
NIST |
CWE ids for CVE-2019-19076
-
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-19076
-
https://lore.kernel.org/lkml/20191204103955.63c4d9af%40cakuba.netronome.com/
Re: [PATCH v3] nfp: abm: fix memory leak in nfp_abm_u32_knode_replace - Jakub Kicinski
-
https://usn.ubuntu.com/4209-1/
USN-4209-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://lore.kernel.org/lkml/20191204103955.63c4d9af@cakuba.netronome.com/
Re: [PATCH v3] nfp: abm: fix memory leak in nfp_abm_u32_knode_replace - Jakub KicinskiPatch;Vendor Advisory
-
https://security.netapp.com/advisory/ntap-20191205-0001/
November 2019 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://github.com/torvalds/linux/commit/78beef629fd95be4ed853b2d37b832f766bd96ca
nfp: abm: fix memory leak in nfp_abm_u32_knode_replace · torvalds/linux@78beef6 · GitHubPatch;Third Party Advisory
-
https://git.kernel.org/linus/1d1997db870f4058676439ef7014390ba9e24eb2
kernel/git/torvalds/linux.git - Linux kernel source treePatch;Vendor Advisory
-
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.6
Release Notes;Vendor Advisory
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