Vulnerability Details : CVE-2019-15879
In FreeBSD 12.1-STABLE before r356908, 12.1-RELEASE before p5, 11.3-STABLE before r356908, and 11.3-RELEASE before p9, a race condition in the cryptodev module permitted a data structure in the kernel to be used after it was freed, allowing an unprivileged process can overwrite arbitrary kernel memory.
Products affected by CVE-2019-15879
- cpe:2.3:o:freebsd:freebsd:11.3:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p5:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.1:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.1:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.1:p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p6:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p7:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.1:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p8:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.1:p4:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-15879
0.33%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-15879
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:P |
8.6
|
4.9
|
NIST | |
|
7.4
|
HIGH | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H |
2.2
|
5.2
|
NIST |
CWE ids for CVE-2019-15879
-
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.Assigned by: nvd@nist.gov (Primary)
-
The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-15879
-
https://security.netapp.com/advisory/ntap-20200518-0005/
May 2020 FreeBSD Vulnerabilities in NetApp Products | NetApp Product Security
-
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:15.cryptodev.asc
Vendor Advisory
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