CVE-2019-19520

HIGH
7.8
CVSS Score
Published: December 4, 2019 at 11:34 PM UTC
Updated: June 17, 2026 at 02:26 AM UTC
1 product affected across 1 vendorOpenBSD

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Severity
HIGH7.8
Exploit prediction
EPSS 1%

Description

xlock in OpenBSD 6.6 allows local users to gain the privileges of the auth group by providing a LIBGL_DRIVERS_PATH environment variable, because xenocara/lib/mesa/src/loader/loader.c mishandles dlopen.

Affected

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

Remediation

No guide yet

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

Patch and advisory references

References (7)

Mailing Listx_refsource_FULLDISCThird Party Advisory
http://seclists.org/fulldisclosure/2019/Dec/14
Mailing Listx_refsource_MLISTExploitThird Party Advisory
http://www.openwall.com/lists/oss-security/2019/12/04/5
Mailing Listx_refsource_BUGTRAQExploitThird Party Advisory
https://seclists.org/bugtraq/2019/Dec/8
x_refsource_MISCVendor Advisory
https://www.openbsd.org/errata66.html
x_refsource_MISCExploitMailing ListThird Party Advisory
https://www.openwall.com/lists/oss-security/2019/12/04/5

CVSS

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

Quick Info

StatusMODIFIED
CWE
CWE-863

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