CVE-2016-7969

moderate-risk

Published 2017-03-03

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."

Do I need to act?

4.0% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / LOW complexity

Affected Products (6)

Opensuse

Fedora

Leap

Fedora

Libass

Affected Vendors

Libass Project Fedoraproject Opensuse

References (20)

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

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

Third Party Advisory http://www.securityfocus.com/bid/93358

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

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

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

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

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

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

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

Third Party Advisory http://www.securityfocus.com/bid/93358

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

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

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

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

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

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moderate-risk

Severity 26/34 · High

Exploitability 7/34 · Low

Exposure 13/34 · Low