CVE-2017-12562 — libsndfile - security update

Description

Heap-based Buffer Overflow in the psf_binheader_writef function in common.c in libsndfile through 1.0.28 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.

How to fix CVE-2017-12562

To remediate CVE-2017-12562, upgrade the affected package to a fixed version below.

Alpine/libsndfile—upgrade to 1.0.28-r2 or later
—upgrade to 1.0.28-3 or later
—upgrade to 1.0.25-9.1+deb7u4 or later
—upgrade to 1.0.27-3+deb9u3 or later

Is CVE-2017-12562 being exploited?

Low — EPSS is 1.7%, meaning exploitation activity has not been observed at scale.

Affected packages (4)

from 0, < 1.0.28-r2
from 0, < 1.0.28-3
from 0, < 1.0.25-9.1+deb7u4
from 0, < 1.0.27-3+deb9u3

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	CRITICAL9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (2)

ADVISORYsecurity.alpinelinux.org/vuln/CVE-2017-12562
ADVISORYsecurity-tracker.debian.org/tracker/CVE-2017-12562