CVE-2016-7969

Published: Mar 3, 2017Modified: May 13, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

The wrap_lines_smart function in ass_render.c in libass before 0.13.4 allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors, related to "0/3 line wrapping equalization."

Affected (6)

Products: Opensuse: Leap, Opensuse · Fedoraproject: Fedora · Libass Project: Libass

2 products

1 product

1 product

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Opensuse Leap	Version 42.1
Opensuse Opensuse	Version 13.2

Configuration B

3 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 23
Fedoraproject Fedora	Version 24
Fedoraproject Fedora	Version 25

Configuration C

1 vulnerable

Vulnerable Software	Affected Versions
Libass Project Libass	Up to 0.13.3

Related CWEs

CWE-125

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (20)

http://lists.opensuse.org/opensuse-updates/2016-12/msg00068.html

Source: cve@mitre.org

Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/10/05/2

Source: cve@mitre.org

Mailing ListPatchThird Party Advisory

http://www.securityfocus.com/bid/93358

Source: cve@mitre.org

Third Party AdvisoryVDB Entry

https://bugzilla.redhat.com/show_bug.cgi?id=1381960

Source: cve@mitre.org

Issue TrackingPatch

https://github.com/libass/libass/commit/f4f48950788b91c6a30029cc28a240b834713ea7

Source: cve@mitre.org

PatchVendor Advisory

https://github.com/libass/libass/releases/tag/0.13.4

Source: cve@mitre.org

PatchRelease NotesThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KW6DNERYHPI5Y6SQYU3XKTVSCOWMIHUC/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R7JJ2SGVOX6UQQIRMVC3QACJLKHE2PYN/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUOUOK3VULMMZTNSCRFCNPDAPDWAVK7X/

Source: cve@mitre.org

https://security.gentoo.org/glsa/201702-25

Source: cve@mitre.org

PatchThird Party AdvisoryVDB Entry

http://lists.opensuse.org/opensuse-updates/2016-12/msg00068.html