CVE-2019-19396

HIGH
7.5
CVSS Score
Published: November 29, 2019 at 09:02 PM UTC
Updated: June 17, 2026 at 02:26 AM UTC
1 product affected across 1 vendorOmnios

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Severity
HIGH7.5
Exploit prediction
EPSS 1%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < r151030
Affected range stops below r151030, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

x_refsource_MISCThird Party Advisory
https://www.illumos.org/issues/11556

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20

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