Out-of-Bounds Affecting libass package, versions <0.13.4-r0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-ALPINE317-LIBASS-3142356
- published3 Mar 2017
- disclosed3 Mar 2017
Introduced: 3 Mar 2017
CVE-2016-7970 (opens in a new tab)How to fix?
Upgrade Alpine:3.17 libass to version 0.13.4-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libass package and not the libass package as distributed by Alpine.
See How to fix? for Alpine:3.17 relevant fixed versions and status.
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.
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7970
- https://security-tracker.debian.org/tracker/CVE-2016-7970
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KW6DNERYHPI5Y6SQYU3XKTVSCOWMIHUC/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R7JJ2SGVOX6UQQIRMVC3QACJLKHE2PYN/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VUOUOK3VULMMZTNSCRFCNPDAPDWAVK7X/
- https://security.gentoo.org/glsa/201702-25
- https://github.com/libass/libass/pull/240/commits/08e754612019ed84d1db0d1fc4f5798248decd75
- https://github.com/libass/libass/releases/tag/0.13.4
- http://www.openwall.com/lists/oss-security/2016/10/05/2
- https://bugzilla.redhat.com/show_bug.cgi?id=1381960
- http://www.securityfocus.com/bid/93358
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-7970
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KW6DNERYHPI5Y6SQYU3XKTVSCOWMIHUC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R7JJ2SGVOX6UQQIRMVC3QACJLKHE2PYN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUOUOK3VULMMZTNSCRFCNPDAPDWAVK7X/