Vulnerability Details : CVE-2019-5595
In FreeBSD before 11.2-STABLE(r343782), 11.2-RELEASE-p9, 12.0-STABLE(r343781), and 12.0-RELEASE-p3, kernel callee-save registers are not properly sanitized before return from system calls, potentially allowing some kernel data used in the system call to be exposed.
Products affected by CVE-2019-5595
- cpe:2.3:a:freebsd:freebsd:11.2:*:*:*:*:*:*:*
- cpe:2.3:a:freebsd:freebsd:12.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-5595
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-5595
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2019-5595
-
The product does not properly "clean up" and remove temporary or supporting resources after they have been used.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-5595
-
https://exchange.xforce.ibmcloud.com/vulnerabilities/156624
FreeBSD callee-save registers information disclosure CVE-2019-5595 Vulnerability ReportThird Party Advisory
-
https://security.FreeBSD.org/advisories/FreeBSD-SA-19:01.syscall.asc
Patch;Vendor Advisory
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