PT-2020-9763 · Freebsd · Freebsd

Published 2020-01-28 · Updated 2020-03-04 · CVE-2019-15875

Positive Technologies (AI Summary)

CVSS v3.1

3.3

Low

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions FreeBSD versions 12.1-STABLE before r354734 FreeBSD versions 12.1-RELEASE before 12.1-RELEASE-p2 FreeBSD versions 12.0-RELEASE before 12.0-RELEASE-p13 FreeBSD versions 11.3-STABLE before r354735 FreeBSD versions 11.3-RELEASE before 11.3-RELEASE-p6

Description The issue is caused by incorrect initialization of a stack data structure. As a result, core dump files may contain up to 20 bytes of kernel data previously stored on the stack.

Recommendations For FreeBSD versions 12.1-STABLE before r354734, update to a version after r354734. For FreeBSD versions 12.1-RELEASE before 12.1-RELEASE-p2, update to 12.1-RELEASE-p2 or later. For FreeBSD versions 12.0-RELEASE before 12.0-RELEASE-p13, update to 12.0-RELEASE-p13 or later. For FreeBSD versions 11.3-STABLE before r354735, update to a version after r354735. For FreeBSD versions 11.3-RELEASE before 11.3-RELEASE-p6, update to 11.3-RELEASE-p6 or later.

Fix

Improper Initialization

Weakness Enumeration

CWE-665

Related Identifiers

CVE-2019-15875

FREEBSD-SA-20_03

Affected Products

Freebsd

References · 4

• https://osv.dev/vulnerability/CVE-2019-15875 · Vendor Advisory
• https://security.freebsd.org/advisories/FreeBSD-SA-20:03.thrmisc.asc · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-15875 · Security Note
• https://freebsd.org/security/advisories/FreeBSD-SA-20:03.thrmisc.asc · Note