Vulnerability Details : 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.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2019-19077
Probability of exploitation activity in the next 30 days: 0.05%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 12 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-19077
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
[email protected] |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
[email protected] |
CWE ids for CVE-2019-19077
-
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.Assigned by: [email protected] (Primary)
References for CVE-2019-19077
-
https://usn.ubuntu.com/4284-1/
Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
Third Party Advisory
-
https://github.com/torvalds/linux/commit/4a9d46a9fe14401f21df69cea97c62396d5fb053
Patch;Third Party Advisory
-
https://usn.ubuntu.com/4258-1/
Third Party Advisory
-
https://security.netapp.com/advisory/ntap-20191205-0001/
Third Party Advisory
Products affected by CVE-2019-19077
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*