7.5
HIGH
CVE-2016-7970
Libass Buffer Overflow Vulnerability
Description

Buffer overflow in the calc_coeff function in libass/ass_blur.c in libass before 0.13.4 allows remote attackers to cause a denial of service via unspecified vectors.

INFO

Published Date :

March 3, 2017, 4:59 p.m.

Last Modified :

Nov. 7, 2023, 2:35 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2016-7970 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Fedoraproject fedora
1 Libass_project libass

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-7970 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-7970 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KW6DNERYHPI5Y6SQYU3XKTVSCOWMIHUC/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUOUOK3VULMMZTNSCRFCNPDAPDWAVK7X/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R7JJ2SGVOX6UQQIRMVC3QACJLKHE2PYN/ [No types assigned]
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/VUOUOK3VULMMZTNSCRFCNPDAPDWAVK7X/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/R7JJ2SGVOX6UQQIRMVC3QACJLKHE2PYN/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/KW6DNERYHPI5Y6SQYU3XKTVSCOWMIHUC/
  • Initial Analysis by [email protected]

    Mar. 04, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1381960 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1381960 Issue Tracking, Patch
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/VUOUOK3VULMMZTNSCRFCNPDAPDWAVK7X/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/VUOUOK3VULMMZTNSCRFCNPDAPDWAVK7X/ Patch, Third Party Advisory
    Changed Reference Type https://github.com/libass/libass/releases/tag/0.13.4 No Types Assigned https://github.com/libass/libass/releases/tag/0.13.4 Patch, Release Notes, Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/10/05/2 No Types Assigned http://www.openwall.com/lists/oss-security/2016/10/05/2 Mailing List, Patch, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/R7JJ2SGVOX6UQQIRMVC3QACJLKHE2PYN/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/R7JJ2SGVOX6UQQIRMVC3QACJLKHE2PYN/ Patch, Third Party Advisory
    Changed Reference Type https://github.com/libass/libass/pull/240/commits/08e754612019ed84d1db0d1fc4f5798248decd75 No Types Assigned https://github.com/libass/libass/pull/240/commits/08e754612019ed84d1db0d1fc4f5798248decd75 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://security.gentoo.org/glsa/201702-25 No Types Assigned https://security.gentoo.org/glsa/201702-25 Patch, Third Party Advisory, VDB Entry
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/KW6DNERYHPI5Y6SQYU3XKTVSCOWMIHUC/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/KW6DNERYHPI5Y6SQYU3XKTVSCOWMIHUC/ Patch, Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/93358 No Types Assigned http://www.securityfocus.com/bid/93358 Third Party Advisory, VDB Entry
    Added CWE CWE-119
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:libass_project:libass:0.13.3:*:*:*:*:*:*:* (and previous)
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

2.58 }} 0.29%

score

0.90261

percentile

CVSS30 - Vulnerability Scoring System
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