Debian DSA-4435-1 : libpng1.6 - security update

Low Nessus Plugin ID 124344

Synopsis

The remote Debian host is missing a security-related update.

Description

A use-after-free vulnerability was discovered in the png_image_free() function in the libpng PNG library, which could lead to denial of service or potentially the execution of arbitrary code if a malformed image is processed.

Solution

Upgrade the libpng1.6 packages.

For the stable distribution (stretch), this problem has been fixed in version 1.6.28-1+deb9u1.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=921355

https://security-tracker.debian.org/tracker/source-package/libpng1.6

https://packages.debian.org/source/stretch/libpng1.6

https://www.debian.org/security/2019/dsa-4435

Plugin Details

Severity: Low

ID: 124344

File Name: debian_DSA-4435.nasl

Version: 1.2

Type: local

Agent: unix

Published: 2019/04/29

Updated: 2020/01/21

Dependencies: 12634

Risk Information

Risk Factor: Low

CVSS v2.0

Base Score: 2.6

Temporal Score: 1.9

Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:N/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libpng1.6, cpe:/o:debian:debian_linux:9.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 2019/04/27

Vulnerability Publication Date: 2019/02/04

Reference Information

CVE: CVE-2019-7317

DSA: 4435