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slackwareSlackware Linux ProjectSSA-2019-107-01
HistoryApr 17, 2019 - 9:20 p.m.

[slackware-security] libpng

2019-04-1721:20:24
Slackware Linux Project
www.slackware.com
30

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.005 Low

EPSS

Percentile

76.1%

New libpng packages are available for Slackware 14.2 and -current to
fix security issues.

Here are the details from the Slackware 14.2 ChangeLog:

patches/packages/libpng-1.6.37-i586-1_slack14.2.txz: Upgraded.
This update fixes security issues:
Fixed a use-after-free vulnerability (CVE-2019-7317) in png_image_free.
Fixed a memory leak in the ARM NEON implementation of png_do_expand_palette.
Fixed a memory leak in pngtest.c.
Fixed two vulnerabilities (CVE-2018-14048, CVE-2018-14550) in
contrib/pngminus; refactor.
For more information, see:
https://vulners.com/cve/CVE-2018-14048
https://vulners.com/cve/CVE-2018-14550
https://vulners.com/cve/CVE-2019-7317
(* Security fix *)

Where to find the new packages:

Thanks to the friendly folks at the OSU Open Source Lab
(http://osuosl.org) for donating FTP and rsync hosting
to the Slackware project! :-)

Also see the “Get Slack” section on http://slackware.com for
additional mirror sites near you.

Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/libpng-1.6.37-i586-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/libpng-1.6.37-x86_64-1_slack14.2.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/l/libpng-1.6.37-i586-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/l/libpng-1.6.37-x86_64-1.txz

MD5 signatures:

Slackware 14.2 package:
829f6c020ad10fe9b09e94bceb7fae26 libpng-1.6.37-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
e141813a42551a3c31df15b8495dc1a3 libpng-1.6.37-x86_64-1_slack14.2.txz

Slackware -current package:
0f711d15bd85893a02f398b95b7d3f06 l/libpng-1.6.37-i586-1.txz

Slackware x86_64 -current package:
d8bdd5c1a73fa487c5f1a1a4b3ec2f63 l/libpng-1.6.37-x86_64-1.txz

Installation instructions:

Upgrade the package as root:
> upgradepkg libpng-1.6.37-i586-1_slack14.2.txz

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.005 Low

EPSS

Percentile

76.1%