PT-2019-17771 · Freebsd · Freebsd

Published 2019-07-02 · Updated 2019-07-15 · CVE-2019-5601

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions FreeBSD versions 12.0-STABLE before r347474 FreeBSD versions 12.0-RELEASE before 12.0-RELEASE-p7 FreeBSD versions 11.2-STABLE before r347475 FreeBSD versions 11.2-RELEASE before 11.2-RELEASE-p11

Description A bug in the FFS implementation causes up to three bytes of kernel stack memory to be written to disk as uninitialized directory entry padding.

Recommendations For FreeBSD versions 12.0-STABLE before r347474, update to a version after r347474. For FreeBSD versions 12.0-RELEASE before 12.0-RELEASE-p7, update to 12.0-RELEASE-p7 or later. For FreeBSD versions 11.2-STABLE before r347475, update to a version after r347475. For FreeBSD versions 11.2-RELEASE before 11.2-RELEASE-p11, update to 11.2-RELEASE-p11 or later.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2019-5601

FREEBSD-SA-19_10

Affected Products

Freebsd

References · 4

• https://security.freebsd.org/advisories/FreeBSD-SA-19:10.ufs.asc · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-5601 · Security Note
• https://osv.dev/vulnerability/CVE-2019-5601 · Vendor Advisory
• http://packetstormsecurity.com/files/153523/FreeBSD-Security-Advisory-FreeBSD-SA-19-10.ufs.html · Note