PT-2018-17820 · Freebsd · Freebsd

Ilja Van Sprundel · Published 2018-04-04 · Updated 2018-05-24 · CVE-2018-6919

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions FreeBSD versions prior to 11.1-STABLE FreeBSD versions prior to 11.1-RELEASE-p9 FreeBSD versions prior to 10.4-STABLE FreeBSD versions prior to 10.4-RELEASE-p8 FreeBSD versions prior to 10.3-RELEASE-p28

Description The issue is due to insufficient initialization of memory copied to userland, which may disclose small amounts of kernel memory to userland processes. Unprivileged users may be able to access small amounts of privileged kernel data.

Recommendations For versions prior to 11.1-STABLE, update to 11.1-STABLE or later. For versions prior to 11.1-RELEASE-p9, update to 11.1-RELEASE-p9 or later. For versions prior to 10.4-STABLE, update to 10.4-STABLE or later. For versions prior to 10.4-RELEASE-p8, update to 10.4-RELEASE-p8 or later. For versions prior to 10.3-RELEASE-p28, update to 10.3-RELEASE-p28 or later.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2018-6919

Affected Products

Freebsd

References · 4

• https://security.freebsd.org/advisories/FreeBSD-EN-18:04.mem.asc · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-6919 · Security Note
• https://osv.dev/vulnerability/CVE-2018-6919 · Vendor Advisory
• http://securityfocus.com/bid/103760 · Note