Vulnerability Details : CVE-2019-19396
illumos, as used in OmniOS Community Edition before r151030y, allows a kernel crash via an application with multiple threads calling sendmsg concurrently over a single socket, because uts/common/inet/ip/ip_attr.c mishandles conn_ixa dereferences.
Vulnerability category: Input validation
Products affected by CVE-2019-19396
- cpe:2.3:o:omniosce:omnios:*:*:*:*:community:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-19396
0.14%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 50 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-19396
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2019-19396
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-19396
-
https://www.illumos.org/issues/11556
Bug #11556: ip_attr.c functions need to not dereference conn_ixa directly after lock drop - illumos gate - illumosThird Party Advisory
-
https://omniosce.org/article/030y-028ay-022dw.html
OmniOS Community Edition r151030y, r151028ay, r151022dwVendor Advisory
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